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Check the fan relay, if it is good then replace the coolant temperature sensor, the AC circuit is separate but it does verify that the fan works.
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The fan only start when oly turn on ac Saturn?
Check the thermal relay for the cooling fan.
What does it mean when a car overheats only when you turn on the air conditioner?
your cooling fan is not operating correctly
Fan does not turn on on 3000 gt?
HVAC fan? Engine cooling fan?
1996 dodge grand caravan The cooling fan nor the ac fan turns on they spin freely but no action How can you troubleshoot this?
Perhaps there is no problem at all with your car's cooling system! The fan(s) you observe are controlled electrically by a second engine thermostat which will turn the fan on only to support cooloing when there is little forward motion of the vehicle. The fan(s)are designed to turn freely in the rushing wind and will only turn on when your car slows and needs "wind" to continue the cooling.
Why does your cooling fan not work all the time?
If radiator cooling fan it turns on only when temperature sensor reaches temp needed to cool car, then when enough cooling takes place, it gets told by sensor to turn off.
1997 Saturn cooling fan comes on only when you turn AC on any ideas why this is happening and how to fix it?
the engine temperature has to get to 225 degrees Fahrenheit to turn on. If the engine is reaching 230 degrees and it is not turning on the sensor for the engine cooling fan is most likely the culprit. As for the fan operation of the fan with the a/c that is normal
Why does the engine cooling fan on a 1993 Toyota Corolla run when the car is cold and you turn the key on?
If the AC or Defroster is on, many vehicles will also turn on the cooling fan.
What would cause a roaring sound when the ac is on in a 1999 Ford Explorer?
Could be clutch cooling fan engaging
Why would a car only overheat when driving local and not highway?
Your cooling fan is not engaging turning on perhaps checking the wires to the fan and making sure power is getting to it. May be the fan clutch or whole fan itself, possibly a thermostat or water pump check all of it
The radiator cooling fan is not working on a 1998 Chevrolet Malibu Why does it only turn on when AC is turned on?
You need to check the cooling fan relay and the cooling fan switch.it only turns on when needed.other then when you turn the ac on then its always on.The reason the fan runs with the air conditioning is "on" is to keep the high side pressure down. Otherwise it would increase to the point of something blowing out such as a hose or the pop off valve in the compressor. If the check engine light is "on" the it will have a code referring to the problem
Why does your engine fan not turn on when you drive on your 2003 Chevy Impala?
Cooling fan? will only come on when: vehicle temp exceeds 235o F or when a/c or defroster is activated
Which one is the cooling fan motor on a 2000 Honda Accord?
get in the car when it is cold, turn on the ac, then check under the hood. the fan that is not spinning when the car is cold is the cooling fan
