car overheats when ac is on honda civic

The cooling fan should turn on somewhere between 185 - 200 degrees. I am haveing a very unussual overheating problem.

Mugen Rr Honda Civic Honda City Honda

If it is full you can rule out low coolant or a coolant leak and skip the next section.

. Coolant is full as is overflow tank. Replacing the radiator can solve the Honda Civic overheating issue because a clogged radiator causes this problem by not allowing the water to flow properly. Jul 31 2009 1 Hey everyone My 98LX d16y7 snail engine on a hot day whenever I accelerate and the tach passes 35-4 the temp gauge can reach 23 of the way to H then gradually come down to.

Another issue would be the radiator partly clogged. Up to 20 cash back Hello I have a 87 honda civic crx dx with a carb 1500 engine. Keep the cap open and warm up the car to see if the water is flowing properly.

A cool radiator and hoses means coolant is not flowing through the radiator. I have a 2004 honda civic that overheats and have had radiator water pump and coolant all replaced. BOTH fans DO run properly.

Goes up especially if the AC is on as soon as I drive it goes down again. Originnally the car overheated. By Chuck Tobias 17082021 531 pm.

The problem ultimately causes the failure of the fan switch making the car overheats when AC is on. Bubbles in the water indicate a head gasket problem. Check the coolant reservoir for leaks due to a cracking or faulty cap.

Another reason that occurs for clogging is if the radiator or condenser tubes get clogged over time. Sometimes switching the AC on causes overheating when the car is stationary or moving at low speeds. If coolant is disappearing its probably due to a leaking head gasket which causes the overheating.

So I changed the thermostat. Ensure car is near level front can be slightly elevated. To get rid of such situation you need to fix the faulty fan as soon as possible.

Fault in the sensor of the temperature. I even ran the car without the. About 3 weeks ago I was traveling from Alabama to Tennessee.

Now if the car overheats you can turn the heater on full blast to cool it down but thats awful. Start the engine and then turn the air conditioner to the coolest setting if your automobile does not have an air conditioner skip this stepthe car air conditioner will operate the 2012 honda civic 22 i-dtec cooling fan should activate within five minutes the fan motor fuse must be checked first and the fuse condition is good the remainder. This issue occurs when there is not enough airflow through the radiator.

I have an 07 Honda Civic with roughly 140k on it. No heat inside the car is usually a pretty good indication but no heat could also come from a bad heater core or heater core valve. 2003 Honda Civic Overheating.

Honda Civic The first thing that you need to do is check your Civics overflow container. Water pump is only 1 year old less than 10K miles. I have replaced the radiator thermostat and temp sensor.

Aug 07 2017 Honda Civic Cars Trucks. When there is not enough air flow through the radiator this causes blockage in the fins and as a result the car overheats when AC is on. If the car only overheats at idle the most likely cause is the cooling fan is not working.

If I drive the car for about 30 or 40 kms and then stop the temp. Radiator and coolant hoses cool to touch. Low coolant is a symptom of a cooling system leak of some kind.

Low coolant and leaks are the most common source of overheating but there are other related issues that could cause your Civic to overheat. Really any weakness in the cooling system will be aggravated by running the air conditioning. I have 2 fans but only one turns on with the ac.

Overheating with AC on. I have also taken out and checked the water pump and it is fine. If your car is getting Overheat when you turn the air conditioner On it means that you need to repair your compressor or it will need to be replaced.

Start date Jul 31 2009. My Honda Civic overheats after driving for about 30 minutes. Honda Civic Gen Tech and Builds Show Offs.

Low Coolant Low coolant is the most common reason that your Civic will overheat. By shadowk1ller566 Topic starter 17082021 532 pm. This must-have damaged the fan switch and this for sure will lead to engine overheats when AC.

Also if you see you are about to be dead stopped in traffic turn off the ac before you slow down stop and it shouldnt overheat or as quickly anyways. Check the oil cap for white spots. If your car starts to overheat only when you have turned on the AC it is pretty clear that there is something wrong with the compressor the pump or the condenser.

What do you guys suggest be the things I look at to fix this problem. No coolant being lost. SteveCBT July 6 2016 515am 3 1 to jesmed this vintage Civic is noted for leaking head gaskets.

Therefore when condenser heat gets too hot the car will overheat when you turn AC on. Your car overheating when air conditioner is on in this situation is due to clogged radiator which has prevented an easy flow of air and coolant through to the car engine. Lack of white smoke does not necessarily mean the head gasket is OK.

Still overheated then I to. With coolcold engine open expansionoverflow tank cap ensure antifreeze level is between min max. Crank up the car and let it get to operating temperature.

Jamessb July 4 2016 744pm 1 I have a 94 Honda Civicit overheats when the ac is on but only after about 20 minutes. Put cap on loosely and run motor until cooling fan operates through 2 cycles. Up to 20 cash back I have a 2002 honda civic with overheating problem.

While on the freeway my car started overheating the temp gauge started creeping up t. If your car cooling system is clogged the condenser temperature will rise. It can also affect overheating.

If you have a faulty compressor your call will start to overheat and your condenser and the pump are ineffective. Turn off engine fill expansion tank to near max. Turning on the AC should make the fan at least one of them if you have more than one turn on immediately.

Clean the radiator and fill it with antifreeze. It happens due to a clogged radiator passage the blocks the airflow. Dealership and mechanic.

It just means the leak is small enough not to cause visible smoke. This is a sign of engine oil contaminated by water and it could lead to overheating. I have a 2001 Honda Civic that starts to run hot with the air conditioner on I also noticed that the fan doesnt seem to be working and I had a little bit of coolant in the egine compartment.

07 Honda Civic overheating. Defective Engine Coolant Temperature Sensor. This is either a bad thermostat or a bad water pump.

Its a puzzler though. They should all run with the AC.

Honda Civic Engine Replacement Cost You Could Spend 3 000