radiator fan not working when ac is on
The radiator fan pulls air through the condenser which removes the heat. Nothing stays forever so it is normal to be worn out.
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The rad fan only comes on when the engine gets hot.
. If t he problem of the radiator fan not working still persists you can check the fan by connecting a different power source to it that is direct battery power. Bad Radiator Fan Motor. Instead high side pressure is monitored and when a high enough value is reached the PCM will turn on the radiator condenser fan relay.
Also the condenser unit might be blocked or there could be thermostat issues. Generally located by the thermostat housing this should be the first thing to check and replace since it is easy and inexpensive. To fix your radiator fan youll need to solve the underlying problem.
In either case we recommend calling a professional HVAC technician to diagnose and remedy the problem. Shut off your AC and check the fan capacitor contactor and motor if the condenser fan isnt running when the compressor is on. Up to 8 cash back The best remedy for this is getting your AC serviced.
In other words the system is low on refrigerant. Condenser fan capacitor is bad. Fuse connects the fan with the cars electronic system.
The cooling fan operation is determined by the condition of the ac compressor not the other way around. I would first verify whether or not the fan comes on with high coolant temperature. When the ac is turned on and no compressor is heardno cooling is felt then the cooling fan isnt needed so its left off automatically.
Check for any damage and clean the connector. Check in the connector plugs for any signs of corrosion. Also why the clutch may not engage.
These are the common cause of radiator fan not working. Well its summer and the same problem has become a major issue. If the fan blades dont spin at all its likely the condenser fan is not working and possibly burnt out requiring replacement.
When the AC is switched on the compressor clicks on. Check the wirings going to the radiator fan from the control unit or relay. The temperature sensor is bad.
The evaporator fan for the AC is inside the dashboard and powered by an electric motor. Broken Wiring or Bad connection If the fan is not working even Exeed Radiator cooling fan the car is overheating there might be a wiring issue or a bad connection. Radiator Fan Motor Not Working Correctly.
Fan contactor isnt working. HOWEVER the radiator fan does not turn on with the compressor. Replace the fan relay.
First unplug the wiring connector. The fan relay may have failed. The radiator fan only turns on when the AC is switched on because there is an issue with either of these components.
Other potential reasons for the problem are blocked air ducts a faulty AC blower or a frozen evaporator. On many later model systems the radiatorcondenser fan will not turn on the moment the AC. The problem is probably a clogged air filter.
If the radiator fan isnt running then there is a belt issue or something like that. A short talk on why and when the electric fans turn on in car air conditioning. If the compressor doesnt run the fan doesnt run.
A problem with the capacitor can cause a. A lousy radiator fan can create car air-condition AC issues. Air conditioner fans not working can be a sign of a frozen evaporator coil.
Ensure that the wires are firmly attached and are not damaged. This is because the radiator cooling fan creates double the amount of air that the condenser fan. The radiator fan can be damaged by excessive use or become aged.
Why is the radiator fan not working. If the condenser fan doesnt when the compressor is on then is due to one of the following reasons. There is a difference between the radiator fan which is on the front of the engine and usually powered by belts.
If your radiator or cooling fan is not working and youre trying to find ways on how to diagnose or trouble shoot the problems then this video might give yo. This car is a 2003 Dodge Caravan SE. Does radiator cooling fan affect AC.
We have an 08 Grand Caravan SXT with 38L engine. Clutch for the fans. Fan motor is bad.
From you description it sounds as though the system isnt building enough pressure and by relation enough heat to turn the cooling fans on. If the fan relay is stuck open the fan will never turn on even if the sensor signals that it should. Your radiator fan is not working because the fan motor is damaged theres a problem with the wiring the fuse is blown the temperature sensor is damaged theres insufficient coolant or the cooling fan relay has failed.
If the fan does not come on something in the control circuit is defective.
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