Ac off due to high temp. 6K subscribers Subscribed The air conditioning is off due to high engine temperature. Common Air Conditioner Problems Air conditioners are essential for home comfort, but they can face several common issues. Replacing the temperature sensor and thermostat is common, but persistent faults may indicate faulty wiring, a failing coolant temperature sensor, or ECU errors. I was a few minutes from home, so I immediately turned the heater on and fan speed to max. The AC clutch engages and disengages the compressor, allowing it to pump refrigerant through the system. The engine can overheat if there are cooling system problems. " I would really like to understand both the message and the logic of GM's programming to handle whatever is causing the message to appear. Oct 5, 2024 · The AC turns off due to high engine temperature, and the gauge not working indicates a possible sensor issue. Aug 31, 2022 · Learn why your AC may turn off due to high engine temperature and the steps to prevent overheating and maintain optimal vehicle performance. Jun 23, 2021 · One morning while she was headed to work she got the famous "AC Off Due to High Engine Temp" and the temperature gage goes straight to C and stays there. Check the coolant level, inspect the radiator hoses and other components related to its cooling system for any issues, and replace any worn or damaged parts as necessary. Understanding these problems and knowing how to address them can keep your system running efficiently. But there are times when those high temperatures get in the way, like when it’s hot outside and your Chevy Cruze AC is off due to high engine temp. It simply is NOT designed to. Customer: I received a notification on my 2013 Chevy Malibu LT stating that the AC is off due to high engine temperature. In fact my engine temp was not reading at all and was showing the lowest temp possible. If your temp gauge shows cold when your engine is Late 2000s chevys all seem to share this issue and here is how to pull over, fix it, and keep trucking. Check the air filter The air filter is the principal line of defense against dirt and debris entering the engine. Pull over and diagnose the problem if you have the skill and experience. I immediately noticed that, after two years of full speed fan noise, I didn’t hear the spastic cooling fan anymore; the fan was totally dormant. Intermittent warm and cold air can indicate refrigerant level fluctuations or compressor cycling issues. The engine didn't seem to be struggling, and we weren't overly warm in the car - and I never turn the AC on! Jun 24, 2025 · But anything above operating temperature is a clear sign of stress on the engine cooling system. When the air filter becomes dirty, it causes the engine temperature to rise. 4L Cruze and it is doing the whole "A/C off due to high engine temp". Oct 2, 2015 · This is the message you get with a 2013: "AC Off Due to high engine temp. It tells you that the AC is off due to high engine temp, but that code actually sets when the vehicle fails to reach operating temperature within a set time frame. A low chance of showers exists Wednesday and Thursday (10-30% chance). i had a 2nd water pump fitted a month ago along with a 2nd starter motor. Anyone else have this problem. Let's replace both temperature sensors. Before dropping to zero the temperature gauge is never above half (so normal) and the coolant is where it should be. Radiators lose coolant due to minor leaks or evaporation; your thermostat may be damaged, which leads to the AC turning off. T Dec 2, 2022 · If your car’s AC has suddenly shut off due to high engine temperature, it is important to take action quickly, as it can cause serious damage to the engine. Jun 9, 2023 · Here are some of the main causes of the Car AC off due to high engine temperature issues and how to fix it. We checked the coolant level, which was fine, and the under-hood area wasn't hot, but the fan kept running. Jan 6, 2025 · Learn the possible reasons why your car’s A/C suddenly shut off when your vehicle’s engine temperature got too high and other FAQ here. I’ve found out why your AC might keep running. Jul 28, 2018 · The sensor light came on saying "AC off due to high engine temp". I have changed my thermostat twice by two different mechanics because they both said this was the issue. What happens when the thermostat reaches temperature but doesn't turn off? Learn more How to fix AC off due to high engine temperature When your AC shuts off due to high engine temperature, it’s a critical safety mechanism indicating your engine is overheating. Jul 28, 2025 · The “AC off due to high engine temperature” warning is a serious issue that can arise in vehicles. This can be expensive and annoying. I had it towed back to the shop and they said it was the thermostat sticking open and won't shut, and it would need to be replaced. This Jul 4, 2014 · Cruze - AC OFF Due to High Engine Temp - As I was driving to work this morning (in my 2013 Cruze) I got this nice message on my dash screen stating AC OFF Due to High Engine Temp . temp gauge doesnt work even after 20 miles and fan on all the time. When the AC shuts off due to high engine temperature, check the radiator fan operation and coolant levels first. A faulty thermostat or a clogged radiator stops heat from going away. When the coolant temperature returns to normal, the air conditioning compressor turns back on. After 5-10 minutes of having the ac on, I noticed my display reading “ac off due to high engine temp” which was strange because 1) the ac still seemed to be going, and 2) the engine temp was not reading as high. The engine needs to cool off before more damage happens. Two days ago, I suddenly got just a dash warning message (no CEL, thanks Chevy) reading “A/C Off Due to High Engine Temps”. If any one of these is damaged or broken, it can lead to a coolant leak which causes overheating and air conditioning shutoff. just wondered if the pump has gone again. By understanding the interconnected systems and the common causes of overheating, you can take a systematic approach to diagnosis and resolution. But this morning when I started a 1. This is how you fix a condition where your Chevy vehicle says that your AC is off due to high engine temp. Jul 19, 2023 · Extreme temperatures present a significant challenge to AC systems, which engineers and installers say are really only designed to keep indoor temperatures about 20 degrees cooler than outside. Verano owners often face A/C high temp warnings and inconsistent cooling performance during operation. Aug 24, 2015 · Just had a message up on dash to say "a/c off due to high engine temp". It does this when you first start it while the engine is cold. She parks it and I go buy the Coolant temperature sensor at the local parts store and replace it fairly easy, we don't get the alarm again for over a month. To avoid added strain on a hot engine, the air conditioning compressor automatically turns off. Ignoring this can lead to severe engine damage. Several important problems might make your AC run non-stop, even after it’s cooled your space enough. Jan 27, 2018 · I am working on a 2013 1. Let's replace the thermostat and How To Fix AC Off Due To High Engine Temperature? It should be reiterated that you shouldn’t drive a car whose AC is off because of high temperatures. Chevy AC Off due to high engine temperature P0119 P0118 bad sensor how to change water outlet tips Carl’s Garage 47. 5L 107k Miles Yesterday afternoon I was driving home from work (30 minute drive) when I got an alert about my AC being turned off due to high temperatures. Feb 2, 2025 · When driving a Chevy Malibu, it’s crucial to monitor the engine temperature, as high temperatures can lead to the automatic shutdown of the air conditioning system. This safety feature, designed to prevent engine overheating and potential damage, will trigger a warning message, “AC Off Due to High Engine Temp,” on your dashboard. This is soooo frustrating. If engine did start the “AC Off Due To Engine High Pressure” message was displaying and the engine fan was blowing like crazy. Had just started car. This results in the engine warning light coming on. Dec 8, 2019 · I have a 2014 Chevy Cruze. The A/C high temperature warning may stem from a faulty ambient temperature sensor or thermostat affecting system regulation. 4 mile round trip, I got the message. Learn the causes, solutions, and prevention tips to keep your cool on the road this summer. Jul 22, 2018 · Hi, I got this message ac off due to high temp and my fan keeps running with my temp gage stuck at cold. Oct 16, 2024 · Final Thought The “AC off Due to High Engine Temperature” warning is a safeguard that protects your engine from damage. Imagine you’re enjoying a comfortable drive with the air conditioning on, only to suddenly notice this message on your dashboard, accompanied by the AC shutting down. levels look ok but engine lumpy. I checked my engine temp gauge, and it hadn't moved at all - and didn't move the entire 30 mile journey home (still in 1C). and I was thinking maybe it was a sensor? The 'AC off due to high engine temp' warning despite a low gauge reading suggests possible sensor or wiring issues. 1- the "engine" (range extender?) was never on. This message displays when the engine coolant becomes hotter than the normal operating temperature. The dealerships If engine did start the “AC Off Due To Engine High Pressure” message was displaying and the engine fan was blowing like crazy. Causes of AC off due to high engine temp Chevy Cruze When the engine temperature of your Chevy Cruze rises, it can cause the air conditioning system to shut off, leaving you without cool air. Low coolant levels also cause overheating. I checked my coolant and the car has coolant in it. Mar 20, 2025 · The “AC Off Due to High Engine Temp” message in your Chevy Cruze can be concerning, but it’s a safety mechanism designed to protect your engine. Temps fluctuated, but still in the normal (180-220) range. Warning Messages/Lights: If any dashboard lights illuminate, or the message “A/C off due to high engine temperature” pops up on your car’s display, your car is likely conserving energy because your cooling system is struggling. We would like to show you a description here but the site won’t allow us. By understanding the causes and implementing preventive measures, you can ensure a cooler and safer driving experience. 2016 Buick Verano temp gauge glitch. May 11, 2012 · Ac off due to high engine temperature Jump to Latest 22K views 10 replies 10 participants last post by Barry Mar 9, 2018 D Dec 6, 2019 · The software I use (that works with my Bluetooth OBD scanner) has a monitor function which includes an engine temp monitor. Crank Up The Heat Firestone Complete Auto Care has an unusual suggestion. Cruze - AC OFF Due to High Engine Temp - As I was driving to work this morning (in my 2013 Cruze) I got this nice message on my dash screen stating AC OFF Due to High Engine Temp . May 13, 2023 · A failing AC clutch can also cause your car’s air conditioner to shut off when the engine temperature gets too high. It's usually a thermostat. Apr 24, 2025 · Why does my AC stay on even when the temperature is reached? This can be due to low refrigerant levels, poor circulation, dirty coils, power issues at the outdoor unit, setting the AC unit temperature too low at night, or power issues at the condenser. The most common cause of the “ac off due to high engine temp” fault is coolant loss due to a leak. I have a 2012 chevy cruze and I am thinking its a bad thermostat? Has anyone experienced this issue? We would like to show you a description here but the site won’t allow us. My car has an automatic transmission. An overheating engine causing the AC to shut off is an issue that shouldn’t be ignored. I noticed the Dec 17, 2019 · Chevy Cruze 13, AC off due to high engine temp. Discover why your car's AC turns off when the engine overheats. I changed both temp sensors and still the same thing. Coolant full, no leaks, fan on, have ac and Oct 5, 2020 · Late last week on the way home I suddenly got the message "AC off due to high engine temp" message, and the temp gauge starting spiking. Driving with a hot engine can cause serious damage. The radiator fan also kicks on as soon as the AC kicks on. So let’s dive into this issue, why it happens, what you can do about it and how fast you can cool down Jan 2, 2019 · Then a few miles into my journey home, the dash came up saying that the AC was off due to high engine temperature. Sep 29, 2025 · The AC off due to high engine temp message, is also for LOW coolant temperature. 2K subscribers Subscribe Jan 6, 2025 · Learn the possible reasons why your car’s A/C suddenly shut off when your vehicle’s engine temperature got too high and other FAQ here. This is referred to as “overcooling. After driving 240 miles, another notification appeared saying "Engine Overheat, Turn Off Engine," and the car dinged. Jan 30, 2017 · Q: I have a 2012 Chevy Cruze and as I was driving a message came on my dash that said ac off due to high engine temp what does this mean and why would it come on My car has 59000 miles. Your a/c is not designed for 100 degrees. This issue may stem from faulty coolant temperature sensors or wiring harness problems causing incorrect readings. my car had a notification pop saying ac off due to high engine temp but my gauge is on cold and my car isn’t over heating. Common Causes When AC Does Not Shut Off When Set Temp Reached It’s frustrating when your AC won’t turn off after reaching the set temperature. Common Issues with Central Air Conditioners Disrupted Airflow: Cause: Closed-off rooms disrupt airflow through the home. Mar 2, 2026 · The “AC Off Due To High Engine Temp” message signals an overheating condition rather than an air conditioning malfunction. I replaced both coolant temperature sensors on the thermostat housing and radiator, then reset the code by disconnecting the battery, and it started working fine; the temperature gauge began functioning again. You can continue to drive the vehicle. Encountered the 'AC Off Due to High Engine Temp' error on your 2011 Chevy Cruze? In this video, I'll show you how to resolve this common issue by replacing the temperature sensors. Dec 9, 2022 · When you see the warning sign on your car’s dash “AC off due to high engine temp,” you should find a safe place to pull over as soon as possible. The gage was showing cold, plenty of coolant engine was running fine didn't show any signs or smell of overheating. If the coolant temperature doesn't get above 130F after a set time, it pops this because it sees something is wrong. Jul 27, 2017 · In the past week I've had the "A/C turned off due to high engine temperature" message pop up if the meter passes the middle even just a little bit (which usually happens as soon as I start driving) and just today on my way to work at 4am after driving about 10 minutes the "Engine over heating, idle engine" message popped up with the meter all It tells you that the AC is off due to high engine temp, but that code actually sets when the vehicle fails to reach operating temperature within a set time frame. 1 day ago · Overall, high temperatures don't look to stay more than 5-10 degrees away from average (upper-40s) this week. Another reason for a high value is coolant loss. The dealerships Sep 7, 2024 · When you start it a message goes up that says: ac off due to high engine temp, and while saying that the cooling fans come on and stay on after turning the engine off. After that message the temp gauge continues to rise and says 7 Reason Why AC Off Due To High Engine Temp Chevy Cruze Chevy Cruze hasa safety system that ensures that if a malfunction or trouble occurs, it will shut down the functionality of certain parts so that the car doesn’t suffer from any major damage. Stop in a safe place, turn off the engine, and wait for it to cool. If this message continues to appear, have the system repaired by Oct 5, 2024 · The AC turns off due to high engine temperature, and the gauge not working indicates a possible sensor issue. Anyone got any suggestions on where to go from here? Mar 13, 2021 · In the past 6 months the car's temperature gauge started randomly dropping to zero and saying "AC Off due to high temp". 4. If this message continues to appear, have the system repaired by The reason why your air conditioner can’t keep up with the 100-degree heat wave will not make you happy. I have a 2014 cruze 1. GM Mechanic: DarrenD41 Hi, what is the year, make, and model of your vehicle that is displaying the warning message "AC off due to high engine temp"? Oct 14, 2021 · The Chevy Cruze is one of the most popular cars on the road. Jul 22, 2019 · I digress, but recently my SRX gave me a AC off due to high engine temp, It was 46 degrees outside and I had only been driving approx 10 minutes intercity. Jul 21, 2023 · If your Chevrolet throws the message saying that AC is off due to engine high temperature, here are my ways to solve the problem. You can apply the following solutions: 1). So I decided to replace the top engine temp sensor. Oct 13, 2022 · What Does “AC Off Due To High Engine Temp” Mean? If you’re driving and you see the warning “AC Off Due To High Engine Temp” on your dashboard, it means that your car’s engine is too hot and the air conditioning system has been turned off. Let's get some heat back in our 2013 Chevy Cruze. It can also be set by high resistance in a coolant temp sensor causing it to report a lower than actual temperature. Mar 24, 2023 · Why does my Chevy Cruze say, “AC off due to high engine temp?” 1. It’s a great vehicle that can take you from point A to point B and beyond. So let’s dive into this issue, why it happens, what you can do about it and how fast you can cool down We would like to show you a description here but the site won’t allow us. Aug 12, 2021 · AC off due to high engine temp 1 reading Jump to Latest 12K views 6 replies 6 participants last post by Brassrus Aug 18, 2021 Custom designed graphic is printed in vivid color and high resolution using state of the art color transfer technology. I plan to check all fuses and relays next. When the engine temperature rises above a certain threshold, the AC compressor automatically shuts off to reduce the load on the engine, prevent overheating, and avoid potential damage. Oct 14, 2025 · AC turned off due to high engine temp? Learn why it happens, how to fix overheating issues, and when to seek help. Oct 14, 2021 · Why is Your Chevy Cruze Saying AC off due to High Engine Temp In most cases, this is not caused by a high engine temperature the most common cause for this is: Bad Temperature Sensor It is known that the temperature sensor on many vehicles, including the Chevrolet Cruze, can get damaged or dirty over time. Oct 14, 2021 · The Chevy Cruze is one of the most popular cars on the road. The system disables the compressor to reduce engine load and protect vital components. AC off due to high engine temp. Its currently 61 degrees outside and my engine gauge was reading cold. An engine that is overheating can lead to huge repair bills if you continue to drive it while it’s still hot. I’m currently getting a message that says “AC off due to high engine temp” on my 2013 Chevy Malibu. ” If your car’s AC says AC off due to high engine temp, you should also check your radiator and cooling fans. A faulty radiator fan relay or motor can cause insufficient cooling, triggering the warning. Sep 29, 2023 · The AC turns off due to high engine temperature, providing a safe operating condition. 8 with no cruise control and I got a message saying “AC off due to high engine temperature” I replaced both temp sensors cause it’s super easy. Check the condition of all hoses, too. If the temperature indicator is high, your engine may be overheating. I get home with no issues, let the car cool and check it again - still have the "AC Off due to High Engine Temp". I can sometimes drive 40 or 50 miles before the indication and sometimes it's within four or five minutes after starting the car. I had just checked the coolant level the day before and it was fine, but turned the heat and fan on high and pulled over as quick as I could and checked the Sep 17, 2020 · My battery died yesterday and after replacing everything worked, but this morning no ACac off due to high engine temp, but no check engine light. My latest issue is when I get in the car and start it, it immediately says "AC OFF DUE TO HIGH ENGINE TEMP", and then the fan After 5-10 minutes of having the ac on, I noticed my display reading “ac off due to high engine temp” which was strange because 1) the ac still seemed to be going, and 2) the engine temp was not reading as high. . In this guide, we’ll take an in-depth look at what this warning means There is a safety feature in the car’s computer (ECU) that turns the AC off when the engine gets too hot. Still have message. The coolant system is made up of many different components, including the radiator, hoses, water pump, and thermostat. Nov 13, 2019 · The AC off due to high engine temp warning is somewhat intermittent on my 2011 Cruze with 1. Let's change the thermostat and sensors. AC will not turn on due to high engine temp 360 MVP 82. This protects the overheated engine from getting damaged even more. This situation can be alarming and inconvenient. Error message Ac turned off due to high engine temp. Do I need to turn off the engine if the AC turns off due to high temperature? It is a good idea to turn off the engine if you see the temperature is very high and the AC turns off. Nov 12, 2021 · In some cases, if the engine gets too hot at idle, the idle speed of the engine will automatically go up to maintain a minimum temperature. Hoodies & Sweatshirts are made from super soft 50% cotton, 50% polyester. We have received dozens of calls from homeowners frustrated with their a/c’s limited capacity to keep up with the heat outside. 2011 GMC Terrain AC Off Due to High Temperature Issue Terrain owners often face false high temperature warnings and AC shutdown despite normal engine temps. Dec 6, 2023 · Vehicle: 2014 Malibu LT 2. Get expert repair tips from Auto Vehicle Parts. ddxfr lqsba qnpl mepdyw cif uoss pfvqgw mns jeeaiko iowmh