What Does Engine Hot Ac Off Mean?

Almost all drivers are aware of how important an engine is. As a result, a driver can feel concerned and perplexed when they see the Engine Hot AC Off message. An Engine Hot AC Off warning is not unusual, even though it could cause a lot of problems for your car.

The dashboard of your automobile may suddenly display a warning saying “Engine Hot AC Off” when you’re moving along. What does engine hot ac off mean? What causes it to occur? The purpose of this communication, the justifications behind it, its advantages, and the safety measures you should take are all explained in this article.

What Does Engine Hot Ac Off Mean?

Imagine that while driving down the interstate, your car suddenly flashes the warning, “Engine Hot AC Off.” It can be very frustrating for you! Your car’s dashboard displays the warning “Engine Hot AC Off” if the engine’s temperature has increased to the point where it needs to be fixed right away. This warning is intended to protect your engine from possible harm. Your engine’s overall performance and lifetime may suffer if it becomes too hot.

The message’s “AC Off” component denotes that the car’s air conditioning system has been momentarily turned off. This is because the AC system produces extra heat, which might make the engine’s problem of overheating worse. The car seeks to lessen the load on the engine and enable it to cool down more effectively by shutting off the AC.

Reasons Behind “Engine Hot AC Off” Warning In Car?

Therefore, after getting a sneak peek into what does engine hot ac off mean in the car, Let’s dive into some reasons for the warning light to occur. Several things might cause your car’s engine to overheat and sound the “Engine Hot AC Off” warning. Here are a few typical explanations:

1. Low Levels Of Coolant:

Running short on coolant is the most frequent cause of engine overheating for a variety of factors. You must add coolant to the coolant reservoir if the coolant levels are low. Before adding more coolant, check for leaks in the radiator and the hose.

2. Defective Radiator Fan:

By forcing air through the radiator, the radiator fan aids in cooling the engine. Because the fan isn’t working properly, there isn’t enough airflow, which raises the engine’s temperature. Electrical problems, damaged fan blades, or broken fan motors are some causes of this.

3. Thermostat Problems:

The thermostat controls coolant flow dependent on engine temperature, as explained. A blocked thermostat can obstruct coolant flow, overheating the engine as a result. Coolant won’t flow through the radiator to cool it down if the thermostat is stuck in the closed position.

4. Issues With Water Pumps:

The radiator and engine are kept cold by the water pump. This flow can be interfered with by a broken water pump, resulting in insufficient cooling. A damaged pump impeller or worn-out bearings may be to blame for this.

5. Leaking Coolant:

Coolant leaks limit the total volume of coolant, which results in ineffective heat transfer. Hoses, the radiator, the water pump, or even the engine itself can develop leaks. Overheating results from an ineffective coolant supply’s inability to control temperature.

6. Unclean Radiator:

The heat from the coolant is dispersed into the atmosphere by the unclean radiator. The engine cannot cool down effectively if it becomes blocked with dirt, debris, or mineral deposits because airflow is hindered. The temperature may rise as a result of this.

7. Conditions For Driving:

The engine is put under additional stress when operating in demanding situations like stop-and-go traffic, carrying large loads, or ascending steep inclines. Continuous operation under these circumstances produces more heat than usual, which could result in overheating.

The “Engine Hot AC Off” notice can be avoided by swiftly addressing and resolving these underlying reasons, which will also safeguard your engine from potential harm.

Is It Safe To Drive With “Engine Hot AC Off” Warning?

It’s best to avoid driving when you receive the “Engine Hot AC Off” message. This alert indicates that the engine is too hot and needs assistance. Continued driving could damage the engine. Safely stop the vehicle, switch off the engine, and let it cool. If it’s safe, check the coolant levels.

Till the engine cools and the warning disappears, refrain from driving. It’s best to pull over and wait for things to settle down before continuing because driving with an overheated engine can result in more severe issues.

What To Do If “Engine Hot AC Off” Warning Occurs?

Till now, we’ve learned what does engine hot ac off mean, and the reasons behind its causes, and now we’ll look into its precautions. Here’s what you should do if the “Engine Hot AC Off” notice appears:

1. Pull Over Your Car:

Find a secure location to pull over, then turn off the engine. As a result, the engine may cool down without producing more heat.

2. Check For Coolant Levels:

If it is safe to do so, check the levels of your coolant. Overheating can be caused by low coolant. If you see low levels, you might want to add coolant, but wait until the engine has cooled to do so to prevent burns.

3. Allow Time for Cooling:

Open the hood to allow heat to escape. To avoid releasing scorching steam, do not attempt to open the radiator cap while the engine is still hot.

4. Look For Leaks:

If you’re at ease, visually check the engine compartment for any indications of coolant leaks. Leaks can make overheating worse, so finding and fixing them is essential.

5. Call For Help:

It is advised to contact roadside assistance or a qualified mechanic if the alert continues if you’re unsure of the cause. They can evaluate the situation, identify the problem, and make the required fixes.

The “Engine Hot AC Off” alert can help prevent serious engine damage if you act quickly. Always put safety first; if in doubt, refrain from opening the radiator cap or trying to do repairs yourself. Instead, rely on qualified professionals to solve the issue and return your car to the road in a safe manner.


The warning “Engine Hot AC Off” indicates that the engine of your car is running too hot and needs maintenance. This safeguard puts cooling first and stops the engine from being stressed further. You can take the required precautions and keep your car in good shape by being aware of the causes behind this warning. Regular maintenance, such as checking coolant levels and guaranteeing that cooling system components are working correctly, can greatly reduce the likelihood of overheating problems.

Now, that we’ve covered all the aspects of your query such as what does engine hot ac off mean, its reasons, and tips to follow during the situation. We hope the above-mentioned information will be helpful to all the viewers. Additionally, if anyone faces any doubts feel free to contact us. Thank you for reading.

What Does The Steering Assist Is Reduced Message Means?

Nowadays modern cars are embedded with a list of safety options. That helps the driver to drive the vehicle safely for long distances. When one of those assistances is not working, the car displays an error message to inform the drivers that they are unsafe. What if you’re driving down the street and you notice that your steering has become stiff. And you are finding it difficult to control your vehicle. Next, you see “steering assist is reduced drive with care” on your dash. What does it mean and how do you handle it? What does it mean when you see the steering assist is a reduced error message?

In short, The Steering Assist Reduced error message is a result of the Engine Control Module (ECM) providing an inaccurate coolant temperature reading. The job of the ECM is to read the temperature of the coolant and regulate its temperature accordingly. When the coolant temperature gets too low, it causes the grease in the steering module to harden leading to a stiffer steering wheel. If it happens the steering assist is then engaged by providing more power to the steering wheel.

What Is A Steering Assist?

The power steering control module (PSCM) is responsible for calibrating the power steering system. When temperatures are too low, the grease lubricating the power steering system will harden causing the steering to become stiffer.

When this happens, the PSCM activates the power steering assist which compensates for the stiffness by adding more power to the power steering. This happens smoothly when the temperature sensors provide accurate readings.

What Does The Message Steering Assist Is Reduced Mean?

The reduced error message happens when coolant temperatures fall too low and the sensors do not detect this. It means that the steering assist will not engage leading to you seeing the steering assist as a reduced error message.

This problem is often not caused by a physical defect in your vehicle but just a case of calibration. When this happens, you need to clear any error messages as we will show you later in the article instead of replacing any physical parts.

This is a common mistake most people who experience this problem make. They rush to replace parts and end up losing a lot of money in the process. This is not necessary at all. Another reason why the message may remain on the display screen even when there is no actual issue is when you change the battery or unplug one component or another in your car.

Current history codes that would have been stored in the system. In the case of the steering assist is reduced message, you may find that the steering is working fine even though the error code is coming up. You will need to make certain through a systematic diagnosis and troubleshooting approach that eliminates any potential guesswork.

How Do You Fix Steering Assist Reduced?

Because of the nature of the processes required to correct this mistake with calibration, the form of the error with calibration might mislead. They include conducting an investigation into the customer’s complaint.

The next step would be to follow industry-standard diagnostic procedures. For the best chance at a correct diagnosis, follow these steps: Analyze and record diagnostics errors in all modules.

Clear all diagnostic errors that come up. If diagnostic errors do not clear, it means there is a fault in the vehicle that needs to be looked into and repaired. Update the Powers Steering Control Module’s software to reflect the most recent settings.

The error message steering assist is reduced is generated due to a breakdown in communication between modules. And is generated by the power steering control module. Even if the problem has been resolved, after the error has been thrown out, it appears as though it is still a current problem.

It is represented by the DTC U0415 mistake and is most commonly found in GM’s Sierra, Tahoe, and Silverado vehicles. If this mistake continues to occur, it is recommended that you take your vehicle to a shop and have it inspected by a professional.

However, it is unlikely that any replacement components will be required. Because the error is due to a problem with the algorithm rather than a problem with a physical member.

Some Related FAQs For Steering Assist Are Reduced Drive With Care:-

1. How can you reset the power steering assist fault?

Restarting your vehicle is the most straightforward method of resetting the warning. Turn on and off the ignition and the entire automobile. This will force all of the electrical components in your car to be restarted. The power steering assists problem signal will be eliminated after two or three repetitions of the procedure.

2. What happens when the power assist in your steering fails?

When your power steering fails, the driver will still be able to maneuver the car. It will take more muscle and effort. If the power steering fails when the power brakes fail, you will have to apply considerable force to the brake pedal to slow the car.

3. How Much Does Electric Power Steering Repair Cost?

Auto Repair at its Finest Replacement of the power steering control module costs between $742 and $769 on average. Labor expenses are expected to range between $106 and $134, with components costing $635. This range excludes taxes and fees, as well as your individual car and geographic region.

4. What Causes Failure of Electric Power Steering?

A pump that is operated by the engine provides power steering. Because your engine is linked to your power steering pump, fraying, any stretching, corrosion, or fracture might fail your system immediately.

5. Is it bad to drive without power steering?

Driving your automobile without power steering might result in significant damage to your vehicle’s suspension. Because driving without power steering can be dangerous, it is also prohibited in several states because it might endanger both you and other motorists on the road. When your power steering fails, turning the wheel becomes considerably more complicated than it would otherwise be.

6. How long can you drive without power steering?

The steering pump, rack, and pinion will wear out and overheat if no power steering fluid is present. You might be able to get away with driving with a low fluid level for a short period of time, but driving without fluid for more than three minutes can harm the pump’s gaskets and seals. As a result, driving without a power steering fluid is quite dangerous.


We hope the above-mentioned about the “steering assist is reduced” error message information will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll try to solve your doubts as soon as possible.

Why Does My Ford Fusion AC Smells Like Gas?

Even if the air conditioning in a car is one of the most popular functions when hot. It can as well lead to some inconveniences. In truth, if your ford fusion ac smells like gas, you should treat it as though you have a fuel leak until you for sure there isn’t one.

Reasons Behind The Ford Fusion AC Smells Like Gas?

The following are some possible reasons behind this cause:

1.  Gas Cap:-

The gas cap’s job is to keep the fuel vapor and fuel in the gas tank.  It has a seal that can go bad over time.  Once that happens, it’ll begin to let fuel vapor out and into the air.  Since it’s behind the driver, you really shouldn’t smell the smell of gas unless you are going down the road.

2.  Fuel Vapor Exposure:-

If you have just gassed up, you may have pulled somewhere where fuel was on the ground.  If this is the case, it can make its way up into your Fusion’s cabin.  When this happens, the problem slowly goes away and should not return.  If it doesn’t seem to dissipate, it’s time to move on to the next potential problem.

3.  Fuel Pressure Regulator:-

If the fuel pressure regulator has gone bad, it can let too much fuel into the fuel rails.  When this happens it’ll throw off the air/fuel mixture.  This causes your Fusion to have a gas smell coming from the exhaust pipes and a noticeable smell of gas.

4. Dirty Air Filter:-

The Air filter can also be the reason behind causing this issue. The air conditioning system in your Ford Fusion is probably leaking refrigerant gas. It will emit a noxious odor, which is not healthy. It will also spread throughout the passenger compartment.

5. Dirty Evaporator:-

Another common cause of the Ford Fusion AC smelling like gas is a dirty evaporator. Though the cabin air filter captures most of the airborne particles, a few fall to the evaporator. The dust particles will stick to the evaporator’s fins and block the airflow, which leads to poor cooling.

6. Low Level Of Refrigerant:-

The most common cause of this issue is a low level of refrigerant. This means that the refrigerant level is too low and the ac doesn’t work properly. Aside from this, it’s best to take the vehicle to a workshop where a mechanic can examine the faulty components. The odor in your Ford Fusion is most likely caused by a leak in the cooling system.

Why Does The AC Of My Ford Fusion Have A Smell Of Humidity?

The source of the bad smells originates from the air conditioning of your Ford Fusion. Regardless you have the feeling that it is a musty smell, humidity, or other. The source of these smells is generally similar.

In truth, air conditioning makes a lot of humidity, which will usually tend to gather in the ventilation system of your Ford Fusion. This humidity is the ideal origin of the expansion of bacteria and fungi of all forms in the air conditioning of your Ford Fusion. Furthermore, it is possible that smoking in your automobile, or not cleaning it often (food remains for example) will develop amplify the odors.

Finally, the last common explanation for a bad air conditioning smell in your Ford Fusion is that you have a refrigerant gas leak, called FREON gas. Which is toxic and emits a bad smell that will propagate in the passenger compartment of your car.

How To Get Rid Of The Bad Smell Out Of My Ford Fusion?

Now that you know where to look to uncover the cause of this smell, we will try to help you to get rid of bad air conditioning odors on your Ford Fusion because in addition to being uneasy these odors can be harmful to your airways, it is therefore essential to get rid of them quickly.


The air conditioning system in your Ford Fusion is probably leaking refrigerant gas. It will emit a noxious odor, which is not healthy. It will also spread throughout the passenger compartment. If the leak is not repaired in time, the ac system will no longer function properly. In order to fix the problem, you need to replace the dirty air filter and clean it regularly.

Step 2:-

The most common solution for this problem is to clean the cooling system. In order to do this, you must remove the front bumper. You can also use a power washer, which can clean the condenser but can damage its fins. If you can’t remove the front bumper, you can attempt to clean the evaporative emissions system using a pressure washer.

Step 3:-

Replace the cabin or pollen filter of your Ford Fusion: This filter which is designed to stop impurities from getting into the cabin of your car must be replaced every year and can store bad smells, remember to verify its condition.

Step 4:-

To fix this problem, you need to clean the air filter in your Ford Fusion. It’s very simple to do. You can use a power washer to rinse the filter and replace the air filter. If you don’t have a power washer, you can also clean the condenser with a sponge. Be sure to set the pressure to low, as high pressure may damage the fins.

Step 5:-

The dust particles will stick to the evaporator’s fins and block the airflow, which leads to poor cooling. Luckily, cleaning the evaporator is a relatively simple task, but it’s not as simple as you might think. You will need to remove the dashboard and the hood to access the evaporator.

Therefore, these are some steps through which you can easily fix this issue of the ford fusion ac smells like gas.

How To Preserve Your AC And Avoid Bad Smells In Your Ford Fusion?

1. Switch off the air conditioning 5/10 minutes before turning off the engine: In truth, always performing this step will allow you to dry a maximum of humidity in your ventilation circuit and thus limit the humidity.

2. Although it sounds basic, you don’t always have time to take care of your car, but garbage is the first thing that causes bad odors, so remember to keep your car healthy.

3. To be certain that the air conditioning of your Ford Fusion is always in good functioning order (air conditioning compressor especially), it should be run for 10 minutes every month.

4. Ensure that there is no leak in your air conditioning is important, indeed, the liquid is toxic, and additionally, the operation of your air conditioning would be downgraded in the case of a leak.

Hence, these are some preserving tips to avoid the issue of the ford fusion ac smells like gas.


We hope the above-mentioned information about the issue of the ford fusion ac smells like gas will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll try to solve your doubts as soon as possible.

Why Does Car Overheats Unless Heater Is On?

Have you ever wondered why does car overheats unless heater is on? There are numerous reasons why your vehicle could be overheating.

In this article, we’ll be discussing the causes and solutions for this overheating issue.

What Are The Causes Of Car Overheats Unless Heater Is On?

The following are some of the most common causes of car overheating unless the heater is on.

1. Bad Thermostat:-

The car’s indoor regulator is a vital valve in the cooling framework that guarantees the coolant to go through the radiator when essential, at the point when the indoor regulator stalls out in the shut position. Coolant can presently don’t go through and gets overheated in the motor.

2. Bad Radiator:-

The holes and stopping up can prompt your radiator to fizzle. Any disturbance in the radiator’s capacity can prompt overheating as it can’t pull the warmth away from the remainder of the cooling framework.

3. Bad Radiator Fan:-

The radiator fan pulls air across the radiator to help diminish the coolant’s temperature yet a well-used fan grasp or broken fan engine can’t assist with lessening the temperature and will lead to car overheats unless heater is on issue.

4. Worn Out Or Burst Hoses:-

Hoses with breaks or even openings will leave you with a broken motor and will upset the coolant’s stream. The water siphon cannot circle coolant that is not there because it has spilled out from one of the hoses.

5. Loose Or Broken Belts:-

A belt is free or broken, explicitly the water siphon belt, it can’t help keep up the right volume of coolant stream and can lead to overheating.

6. Leakage In The Cooling System:-

Leaks are the most important reason a vehicle begins to overheat. Breaks in hoses, the radiator, water siphon, indoor regulator lodging, warmer center, head gasket, freeze plugs and a couple of different things would all be able to prompt issues with the vehicle’s cooling framework.

Therefore, these are some basic causes behind this car’s overheating issue.

How To Fix The Issue Of Car’s Overheating Issue?

Here are the steps you should take if your car overheats:-

Step 1:-

You need to turn on the heater. Beacuse it draws the warmth away from the motor and into the traveler compartment, by decreasing the weight on the motor’s cooling framework.

Step 2:-

To cure the the motor you need to pull over and cut the motor off. It’s the most secure and surest approach to cool the motor.

Step 3:-

Wait for at least 15-20 minutes for the motor to cool down if you don’t have emergency aides. Meanwhile, don’t endeavor to open the hood; the coolant in a vehicle that has overheated might be more than 230 degrees as it can be very dangerous.

Step 4:-

At the point when you’ve held up in any event 15 minutes and the hood is cool to the touch, put on gloves, open the hood, and find the radiator cap. Cover the cap with a towel and gradually push down and relax it a fourth of a turn, to deliver pressure that has developed because of the coolant growing when warmed.

Step 5:-

Then, at that point completely open the radiator cap and gradually add coolant half water, the half liquid catalyst until the fluid reaches the “full” line. You ought to likewise add coolant to the little, clear plastic flood repository mounted to the side of the radiator.

Step 6:-

Adding coolant never really addresses the difficulty that made your motor overheat in any case, if you’re unable to solve the issue. An expert should review your vehicle’s cooling framework.

Hence, these are some basic steps to solve the issue of car overheats unless heater is on.

What Will It Cost To Repair An Overheating Car?

For most vehicles, a portion of the more costly fixes to defeat the vehicle running hot will cost somewhere in the range of $500 and $1,500. These incorporate supplanting the water siphon, radiator, or head gasket and changing the warmer center expense. On the off chance that you have a strong motor or a diesel, these fixes might be significantly more costly. A coolant spill fixes cost can likewise below, contingent upon the reason.


We hope the above-mentioned information about the issue of car overheats unless heater is on will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll definitely try to solve your doubts as soon as possible.

Common Reasons Your Car Shuts Off When AC Is Turned On?

An effective AC system in the car will maintain the cool temperature in the car. AC doesn’t only maintain a cool environment, but it also filters the air which is quite important in polluted cities. This protects you from hazardous air pollution and health issues. What if your car shuts off when ac is turned on?

In this article, we’ll be discussing some common reasons behind the engine stalling issue.

Why Does The Car Stalls When AC Is Turned On?

Many car owners notice when they turn ON the AC, the engine starts to hesitate or shake, or sometimes the car stalls. It is a very common problem that happens in a car when the ac is turned on. The car shuts off when the AC is turned ON, which means that the load on the engine is High and the power produced by the engine is Low.

The AC consumes a lot of energy when it is turned ON and on the other hand. If the engine cannot produce more energy. The engine will jerk/hesitate and will shut OFF. The engine compensates for the lack of power through a mechanism of an idle air control valve to increase its power and speed.

When the engine idles and the car doesn’t move, we call it that the engine is in idle mode. Normally the car’s Idle RPM is from 600 to 1000 RPM depending upon the car and outside temperature. At this RPM the engine produces enough amount of power to stand smoothly without stalling.

Whenever a load is put on the engine such as turning ON the lights or turning ON the AC. It sucks a lot of power and the engine can not produce more power at the same RPM. It must increase its RPM to generate more power and stand smoothly.

Can A Bad AC Compressor Cause A Car To Stall?

The air conditioning system requires power from the engine. So there is no question that the air conditioner would put some pressure on the engine. If this will not be controlled, this can cause some overload or malfunction.

One example is the regulation of the idling rotational speed through the IAC or the idle air control valve. This is also referred to as the idle air sensor control motor because of its function. The valve will also determine the amount of air that will bypass the throttle plate in a vehicle that is fuel-injected IC., and it will change the idling speed.

So a fault in the IAC such as a build-up will produce a poor idling or stalling of the engine. If this is not working correctly, the engine might not cope with the loads produced by the different systems.

What Are The Symptoms Of A Bad AC Compressor?

These are the symptoms if you have a terrible AC compressor.

1. Lack Of Hot Air Released Outside:-

The compressor will take hot air from the inside of the home and then release it outside if it is working correctly. So you can tell if your compressor has a problem when you hold your hand near the fan on the AC unit and if the air is not hot but lukewarm or cool.

This is a sign that your compressor might be having problems. This can also mean that the unit is not correctly compressing your gas. This can be a sign of a leak in the refrigerant.


2. Loud Or Strange Noises From the Unit:-

If your compressor is in good condition, it will start properly, and the unit will also start smoothly. You will hear the compressor and the fan of the compressor appropriately.

So if the unit will make a vibrating sound or make a rumbling noise or even a sound popping or banging, this can mean that it has potential problems. This can mean that the CA compressor has electrical problems.

3. Failure Of The Compressor To Turn On:-

If your AC is not cooling the area anymore, you have to check the condensing unit of your home. Then, you have to replace it or have it repaired.

Here are some symptoms of this problem of engine stalling when AC is turned on.

Does AC Affect the Speed of a Car?

No, the AC will not affect the speed of the car. Even though the engine power is shared between the car and the AC, the car has sufficient throttle power to manage both the speed and the AC system at the same time.

1. Modern engines are equipped with the ability to manage both the AC and engine systems in parallel.

2. An alternator or a battery can help give out power to the AC when the clutch is engaged.

3. The maximum speed of the car as well as the acceleration might decrease when the AC is switched ON. However, if you are driving at a constant speed, it will not be affected if you switch ON the AC.

If you notice that the speed of the car is affected when the AC is switched ON, you can get the car calibrated. This can help balance the load better. Some models have automatic calibration while most of the older models don’t.

Does AC Affect Engine Power?

Yes, the AC uses power from the engine, which reduces the power available for the drive.

1. The AC uses up more fuel when driving with the windows down. Hence, this affects the mileage of the engine.

2. The AC and the engine share the throttle power and hence the AC will reduce the acceleration capacity of the car.

Every car has an ideal fuel speed range. If you follow this speed range, you can reduce the loss of fuel efficiency.

What Are The Reasons Behind Your Car Shuts Off When AC Is Turned On?

Most people notice that their car surges at idle. When the car AC is turned ON, and at the end, the engine shuts OFF. It happens due to many reasons, but it is preferred to know the reasons why the car shuts off when the AC is turned ON.

1. Faulty Idle Air Control Valve:-

This is the most common reason the engine dies when AC is turned ON. Idle Air Control Valve increases and decreases the engine RPM not to shut off the engine when a load is put on the car.

With time the carbon builds up on the idle control valve, through which it cannot perform well. As a result, the engine RPM fluctuates up and down and finally, shuts off. So, clean the “Idle Air Control Valve (IAC)” with a soft cleaning cloth dipped in a solvent.

2. Bad Electronic Controlled Throttle Body:-

The electronically controlled throttle body is also a common reason for the engine dying when the AC is turned ON. Modern vehicles do not have an “Idle Air Control Valve”, they have an Electronic Controlled Throttle Body also called Drive by Wire. It takes a signal from ECM.

The same phenomena can happen with Electronic Throttle Control (ETC) Body. If carbon builds on it, It will restrict the passageway for more air to enter and as a result, the car stumbles. So, do a regular tune-up to clean your car’s electronic throttle control body.

3. Seized Compressor:-

The compressor is an expensive reason for a car to shut OFF the engine when AC is turned ON. The seized AC compressor causes the car to stall. The compressor squeezes the refrigerant under high pressure and uses the power of almost 5 to 10 horsepower. It is enough amount of energy to drop down the RPM.

Sometimes, your compressor may be seized due to a jammed bearing, which takes too much effort to rotate against the belt causes surges, and finally, the car shuts off. You have no option other than to replace the compressor.

4. Stuck Compressor Pulley:-

Often a compressor is in good condition but its pulley bearing is stuck. This stuck pulley bearing drags against the belt and becomes very stiff to rotate the compressor. And put too much strain on the engine, which leads to car jerking and stalling.

5. A Worn Belt:-

The drive belt rotates the compressor. When a compressor is turned ON, engine RPM decreases. A worn drive belt with compressor ON will slip causing a fluctuation in RPM. This increase and decrease in RPM are known as car surges or hesitations, which leads to shutting OFF the car.

6. Overfilled With AC Refrigerant:-

This is another reason for the car dying when AC is turned ON. The refrigerant in the AC system should be neither high nor low in amount. It must be in the right quantity. AC system with overfilled refrigerant causes overpressure on the engine and forces the car to stumble when AC is turned ON.

7. An Electrical Problem:-

An electrical problem is also the most common reason a car shuts off when AC is turned on. Often the car surges due to electrical problems. Make sure you don’t have a loose fuse in the fuse box or corroded relay.

Therefore, these are some common reasons for the issue of the car shuts off when ac is turned on.

How To Fix Your Car Shuts Off Issue When AC Is Turned On?

A short circuit in the AC system can cause the car engine to stall or turn OFF when the AC is turned ON. This can be fixed by identifying the exact component causing the problem and taking the necessary action.

You can fix the issue of the car turning OFF when you try to switch on the AC by following these simple steps:

1. Use a fuse puller or tweezer to remove the AC fuse. This will most likely disconnect the AC unit from the engine.

2. Unplug the AC compressor. This will reduce the load on the engine and thereby prevent it from shutting down.

3. Replace the idle air control (IAC) from the car. Note the error code and refer to the manual to fix the issue.

Your AC is taking a lot of energy from your engine. It will require power. Have your mechanic check the components of your vehicle. As mentioned, there are a lot of reasons why you have this problem. You have to identify the problem first. You can do the checking on your own. But if you want, you can also consult an expert.


We hope the above-mentioned information about your car shuts off when ac is turned on will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll definitely try to solve your doubts as soon as possible.

There Is A Bubbling Sound When Engine Is Turned Off, What To Do?

You’re driving all day fine and when you arrive at your destination and suddenly you start hearing a bubbling sound when engine is turned off. If you’re like many vehicle owners, your first thought will be something might have gone wrong. Well, it may be a problem or it might be a normal operation.

Reasons Behind Bubbling Sound When Engine Is Turned Off?

The most common reason behind this issue is your coolant system. Particularly if you have an expansion tank attached to your radiator. When the coolant cools and condenses, it moves into the radiator. However, there’s also the possibility that there is air trapped in the system that can cause your car to overheat. Let’s see the in-depth reasons behind this cause:

Common reasons for this to happen:

1. Inexpert Coolant Service:-

The most common reason for the bubbling sound when engine is turned off is the air that is trapped in your system. That wasn’t bled out properly when your coolant was changed. There are several ways to bleed air from the coolant system, including using a funnel on the radiator attached to a special tool that allows mechanics to run the engine while filling the coolant. There are also bleeder valves located on the coolant lines that let you bleed air out.

2. Blown Head Gasket:-

A blown head gasket can allow exhaust gases to enter the coolant, which becomes trapped in the system and can cause a bubbling or gurgling sound during operation.

3. Air In The Heater Core:-

The car’s heater core uses coolant to provide heat for your cabin. If air makes it into the heater core, you’ll hear a bubbling or gurgling sound from the passenger side, behind the glove box.

4. Low Coolant:-

If your coolant is low, then air moves in to fill the void left by the missing coolant. Again, this creates air pockets in your system, which cause the gurgling sound. Low coolant is generally caused by a leak or several leaks, including from cracked hoses, a leaking water pump gasket, and many other possible locations.

5. Normal Operation:-

As mentioned above, some vehicles have an expansion tank as part of the coolant system, and hearing some bubbling is normal with these types of systems.

Hence, these are some basic reasons behind the bubbling sound when engine is turned off.

How To Fix The Issue Of Bubbling Sound From The Engine?

A car engine can make a variety of noises. Because there are many fluids and mechanical parts which get hot and cold there can be bubbling or gurgling noise which is caused when problems arise. Following are some steps through which you can solve this issue of bubbling sound from your engine properly.

Step 1:-

Check for engine overheating. When an engine runs hot or overheats it can cause a thermal lock in the cooling system which can produce a gurgling or bubbling noise inside the engine radiator. When an engine overheats it can force coolant into the overflow container which can create a bubbling sound. Never check the coolant level until the engine has cooled completely.

Step 2:-

If the fluid level is low it can pull air into the system causing a bubbling sound when the engine is turned off due to the air bubbles in the system. Check the power steering fluid level by locating the fluid reservoir and removing the cap counterclockwise. If the fluid level is down or there is no fluid in the reservoir the system leaks. Inspect and replace a leaking power steering pump or hoses and rack and pinion or box assembly.

Step 3:-

The Air in the heater core can also be caused by an excessive volume of coolant being circulated through the core. The heater core is designed to have restricted coolant flow to minimize these bubbling sounds. To repair this condition a flow re-stricter must be installed on either the core input or outlet hose.

Hence, these are some steps that can help in solving the issue of bubbling sound. The Engine oil is circulated throughout the engine when is running. When the engine is shut off this oil which is located in the cylinder head will drain down and back into the oil pan. This is normal and should not be thought of as a problem.


We hope the above-mentioned information about the issue of bubbling sound when engine is turned off will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll try to solve your doubts as soon as possible.

The Radiator Fan Running When Truck Is Off, What To Do?

The cooling fan in your car keeps running even after the car is shut off. Because of the overheating or fault with the relay. Learn more about why your radiator fan running when truck is off.

Reason Behind Radiator Fan Running When Truck Is Off?

The reason behind the fan running when the truck is off could be faulty temperature sensors or some issue with the cooling fan or ECU unit. The radiator fan might not turn off due to a faulty radiator control module, issues with the cooling fan, or the temperature sensor.

1. Faulty Temperature Sensors:-

A faulty temperature sensor can also be the reason behind this problem of radiator fan running when truck is off. The coolant fans run based on the feedback obtained from the temperature sensors. If the sensors are faulty, then they could be giving out wrong readings, thereby forcing the fan to keep running.

2. Faulty Within The ECU Unit:-

The ECU unit tells the fan to keep running if the coolant system is still hot. The ECU unit connects to the ground and tells the fan when to switch ON or switch OFF. If the ECU unit has some fault, then it cannot tell the cooling fan when to switch OFF.

3. Faulty Radiator Control Module:-

The module helps to make sure that the cool air that is produced within the A/C system of a car is blown into the cabin. The A/C fans that are mounted near the radiator of the car are also controlled by this module. Usually, you will have a variety of signs that the A/C fan control module is going out. If the cooling fans begin to run erratically, then you may have a problem with the control module.

How Long Should A Radiator Fan Run After The Car Is Turned Off? 

The fan dissipates heat and lets the engine cool down. Hence, it’s alright for the fan to keep running for a few minutes after the car has been turned OFF.

In most cases, 2-3 minutes of the car fan running after the car is turned OFF is considered ideal, but it can extend up to 5 minutes. Anything above this limit indicates some sort of an issue with the car.

If your fan continues to run longer than 30 minutes, disconnect the battery terminal. This will prevent the fan from draining out your battery. 

Should The Radiator Fan Turn On When AC Is On?

Yes, the radiator fan that is connected to the AC system should turn ON as soon as the AC is ON. The AC works to keep the car cool. This means that the fan helps in bringing about the cooling effect.

On the other hand, the fan that is connected to the coolant and the temperature system will turn ON only when the temperature rises above a certain level.

The heat from inside the car must be released to let cold air into the car. The AC compressor pushes the refrigerant, which in turn turns the fan ON.

The rotating action of the fan helps in the heat exchange process, thereby cooling the interior of the car. If the fan doesn’t turn ON when the AC is turned ON, the car will remain warm. So, the fan must keep running in order for the car to become cool.

How Do I Know If My Cooling Fan Relay Is Bad?

The first sign of a bad cooling fan relay fan is an abnormal temperature rise in the temperature gauge. If the temperature shoots up too fast and goes above the normal limit, then it could indicate an issue with the cooling fan running when the truck is off.

Another sign of a bad fan relay is the fan not functioning at all or the fan functioning improperly. If the cooling fan doesn’t get switched ON even after 15-20 minutes of starting the car, then it could indicate a potential issue with the cooling fan relay. 

What Does A Bad Radiator Fan Sound Like?

A bad radiator fan will give out weird noises. Radiator fans are designed to work smoothly unless they are bent or have some other issue. If your radiator fan gives out whirring sounds, you might need to check if any of the blades are out of shape.

You can try to straighten the blades yourself or get someone to do it for you. If the blades cannot be straightened out, then you may need to replace the fan with a new one. You can open the hood of your check and see if the fan blades are bent. Even a mild bend in one place can cause the fan to vibrate while switched ON.

Can You Drive With A Bad Radiator Fan?

The radiator fan keeps the engine operating at the right temperature, thereby preventing any overheating issues. Running the car without a functional radiator fan paves the way for disaster as the car could easily overheat.

Most of the fans are controlled by the thermostat. This means that if the fans didn’t run, then the problem lies either with the thermostat sensor or with the fan itself. In either case, it is really bad for the car.

If the car heats up too much, the radiator can start spilling out the coolant. In the worst case, the engine can get repaired. This can cost you a lot of money for the repair itself. The safer side would be to get the fan checked immediately.

How To Fix This Issue Of Fan Keeps Running When Engine Is Powered Off?

If your cooling or radiator fan keeps running even after the engine is powered OFF, then it could indicate a problem with the relay system.

You can try these steps to assess what the issue is and to fix it quickly.

1. Check the coolant levels in your car. If they are low or there is any leakage, the fans could keep running even after the engine has been powered OFF.

2. Check the coolant temperature sensor. If the sensor is not working correctly, you have to change it, and the problem will most likely be resolved.

3. Check for a bad radiator relay and replace the bad relay with a new one to get the fan to stop running after the engine is shut OFF. You can use an ohmmeter to check the resistance of the relay. If it isn’t constant, then the problem lies with the relay.

In general, coolant leaks and faulty temperature sensors are the cause of most overheating issues. These can cause the fan to run long after the car has been switched OFF. 


We hope the above-mentioned information about the radiator fan running when truck is off will be helpful to all the viewers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll try to solve your doubts as soon as possible.

Why Does Car Smells Hot But Not Overheating?

If you are like most drivers, they look at their temperature gauge so rarely. Many vehicle manufacturers don’t even include temperature gauges anymore but just lights that will come on if your car is either extremely cold or extremely hot.  However, if your car smells hot but not overheating, you might not know it without a gauge.

It can be because your fuel is leaking into the exhaust system when you smell oily. There is a possibility that the fuel tank or fuel injectors line might be leaking gas, causing a gasoline smell. Let’s see an in-depth format for this issue.

Is It Normal For A Car To Smell Hot?

Raw fuel may contact exhaust fluid or rotating engine components by triggering to cause the fire. Also, a low oil level could damage the engine. If you notice the smell not long after an oil change, the leak might be caused by a loose drain plug or filter that wasn’t properly attached or an oil cap that wasn’t screwed on tightly enough. An oil leak from a bad gasket or seal can cause problems, such as oil dripping on the timing belt or the crankshaft seal. It could take your engine out.

What Does An Overheating Engine Smell Like?

This may be the result of an engine belt that’s slipped. It could also be a hose from the cooling or power steering system that’s rubbing on a belt and has started to melt.

Can You Drive A Car With Burning Smell?

You absolutely should not! That’s because every potential cause of a burning smell in your vehicle is serious, and it can quickly turn into a dangerous situation. These problems are so serious that the very next stop in your car needs to be to the mechanic. Burning smells can start fires, total engines, and take out your brakes. A burning smell in your car could be caused by several things, including a burned-out electrical fuse, an overheating A/C compressor, or worn-out brake pads that need to be replaced.

Why Would A Car Smell Like It’s Overheating?

You likely have a small oil leak on the valve cover or another place that is leaking on the exhaust. Engine misfire can be caused by a weak spark that might not set a code. Or you could have a sluggish oxygen sensor that might set a code. A failure of the water pump can be the last thing you need to worry about.

Why Does My Car Smells Hot But Not Overheating:-

This problem is extremely frustrating. It’s even more frustrating when you’re doing everything right to keep your car cool, and the car is running hotter anyway. There is a low level of coolant. A faulty water pump or a malfunctioning thermostat has damaged it. Older engines are more likely to develop hot spots in the engine that cause oil smoke, and frequently they’ve worn out the rings on the piston face.

car running hot but not overheating

In some cases, you’ve got a car that smells hot but not overheating because of a damaged or clunked radiator.

1. Damaged Or Clunked Radiator:-

The radiator has one job to keep your engine from overheating. Internal combustion engines produce a lot of heat when in use. The coolant in your vehicle circulates through the engine and the radiator absorbs the heat and uses the air passing through the radiator to cool it down.

If your radiator isn’t functioning properly, this can lead to kinds of serious problems. Here are the signs your radiator is bad or failing:

1. Your vehicle is overheating

2. Your vehicle is leaking coolant

3. Sludge builds up in your radiator

2. Low Coolant Levels:-

If you’re constantly adding coolant to your radiator or the “low coolant” light on your vehicle’s dash keeps turning on, you most likely leak. If you’re required to routinely replenish coolant, you should bring your vehicle to a trusted mechanic for an immediate diagnosis.

3. Damaged Water Pump Or Thermostat:-

The water pump is a crucial part of your vehicle’s cooling system. It draws coolant out of the radiator and pumps it through the engine. As the coolant circulates through your car, truck, or SUV’s engine, it draws heat away from engine parts to keep them cool. Once it returns to the radiator, the radiator fan and outside air help reduce the coolant’s temperature before it’s pushed through the engine again. Here are signs your water pump is failing.

1. Overheating

2. Coolant leaks

3. Whining noises

4. Corroded water pump

4. Overworked Engine:-

When the engine is overworked, it overheats. The way it overheats is that the temperature inside the cylinders gets too high. When that happens, the gasoline and air mixture which is supposed to detonate when the spark plug fires detonate unpredictably at other times too.

5. Bad Coolant Temperature Sensor:-

The coolant temperature sensor is one of the most important components of a car’s cooling system. It is responsible for displaying temperature readings on the car temperature gauge. A faulty coolant temperature sensor may prevent the ECU from taking necessary actions to prevent overheating, or temperature gauges can indicate a false high temperature because it prevents coolant circulation. In most cars, if the engine reaches about 240 degrees Fahrenheit, the cooling fan will start. If this safety mechanism fails, the engine may overheat.

6. Faulty Head Gasket:-

If the head gasket on your car fails, all four of the coolant water+coolant mixture would suddenly start leaking without any indication and all of them would concurrently reach the radiator at the same time. Since there is no way for gases to escape from cylinders, the mixture of water and coolant would be thrown out from the overflow reservoir tank via a hose/pipe. This is when you notice steam billowing from your car radiator. This is how a cracked head gasket would lead to car smells hot but not overheating.

7. Defective Cooling Fan:-

A radiator fan aids your car’s cooling system in keeping the engine cool. A defective cooling fan may not spin, or the blades may be stuck, which increases resistance and reduces airflow across the radiator by preventing proper cooling this is because it prevents coolant circulation.

8. Broken Temperature Gauge:-

If your car’s temperature gauge is broken, you will get a false engine temperature reading. A faulty temperature gauge will not let you know when the engine reaches dangerous levels of heat this is because it prevents the circulation of coolant.

Hence, these are some reasons behind the cause of cars smelling hot but not overheating.

How Do You Know If Engine Is Overheating?

Your engine can overheat for several reasons. Some of the most common causes of this are mechanical failures such as broken fans or blown head gaskets. Problems with your car’s radiator and cooling systems, such as leaking coolant or a stuck thermostat can also result in your engine reaching a dangerously high temperature. Luckily, there are several warning signs that your engine is overheating. If you respond quickly, you will have the best chance of minimizing serious damage.

1. Hot Hood:-

When the engine is running, you can expect the hood to emit heat and feel warm to the touch. This is completely normal. If however, your car’s hood is extremely hot, this could be cause for concern. You should be able to comfortably place your hand on the hood for 10 seconds without burning it.

2. Temperature Gauge Or Light:-

On your dashboard, you should see a warning light or gauge indicating the temperature of your engine. If the light flashes on or the gauge read near maximum, it means there is excessive heat generating in your engine. However, this warning light cannot always be trusted to alert you of an overheating engine. It functions by measuring the temperature of the coolant, so in the case of a huge coolant leak, there would be nothing for it to measure.

3. Ticking Noise:-

If your engine is making an audible ticking noise, it means that your engine oil is failing to lubricate the moving parts sufficiently. When engine oil is overheated, it loses its lubricating properties and behaves more like water than oil. At high temperatures, if the mechanical parts of your engine are clacking against each other audibly you can expect them to undergo wear and tear at a much higher rate than usual.

4. Coolant Leaking On The Ground:-

If you notice a puddle of coolant under your car, it could be a sign of a leak somewhere in your cooling system. It also could indicate that your engine has overheated and boiled the coolant within the radiator, causing the overflow tank to release excess liquid to relieve the high pressure created. In either situation, your car’s cooling system no longer has the correct amount of coolant flowing through the engine, so it will be prone to overheating. 

5. Smells “Hot”:-

There is a distinctive odor emitted when the engine heats up enough to start burning oil. As the temperature increases, the rubber seals, plastic valves, and bits of resin holding the whole engine together may begin to melt, releasing fumes that you would not normally smell otherwise. Most people describe this unusual odor as a ‘hot’ smell. It’s also possible that leaking coolant containing ethylene glycol will fill your car with sweet-smelling, but toxic fumes. Any unusual odors are a bad sign and should not be ignored. 

6. Steam Coming From The Hood:-

Steam billowing out from underneath your hood is a sure sign that your engine is overheating. As soon as you notice, pull over and turn off the engine. Coolant that has reached its boiling point will convert into steam and build pressure within the cooling system. When it escapes from your car’s radiator cap or coolant reservoir, you will see it coming out from the front and sides of the hood.

7. Thumping Noises:-

The thermostat in your cooling system controls the valve allowing the flow of coolant to the radiator, ensuring efficient engine function. If this valve gets stuck, the trapped coolant in the engine block will become superheated. When cold coolant comes into contact with the superheated coolant, you will hear a loud thumping noise coming from the engine area. Getting the thermostat replaced usually fixes this issue.

8. Reduced Engine Power:-

An overheated engine may not be able to deliver enough power to keep your car moving at the rate you want it to move. If you sense the power in your engine is lacking, pay close attention to odd smells or noises that can corroborate engine overheating. Keep an eye on the dashboard temperature gauge or light and pull over if you think the engine is struggling. If you notice one or more of these signs, there is a high chance that your engine is overheating.

How To Fix The Issue Of Engine Smelling Hot But Not Overheating?

You have several options here actually, and they all depend on the severity of the overheating situation. Remember that your car can still run hot even when it is not yet in the overheating range. The following are some steps through which you can deal with this issue of the car smells hot but not overheating properly.

Step 1:-

You can let it run hot and just shut down all the electrical accessories until it cools down. The problem with this option is that you’ll be stuck without power. If you need to change a flat tire, for example, you won’t be able to use your power windows or door lock.

Step 2:-

You can open up all your doors and remove everything from the passenger compartment. This will allow hot air to escape and cool air to come in.

Step 3:-

You can leave all the doors closed with the windows down about an inch just enough for a breeze to come in and cool you off. This is another option and works just as well as those above.

Step 4:-

You can use any quick and easy, low-cost radiator cooling solutions to help cool it down.

Step 5:-

You can just wait until your car cools itself down.

Therefore, you can try these steps to resolve the issue. If you’re unable to solve it try to take the help of the professionals to prevent your car from the severe damage.


We hope the above mentioned information about car smells hot but not overheating will be helpful to all the readers. If anybody’s doubts persist feel free to comment in the comment section below. We’ll try to solve your doubts as soon as possible.