ac fan not working honda civic

There are two connectors under the hood attached to your ACs refrigerant system that should be labeled as such one for the high Psi end of your gauge the red side and one for the low end the blue side. Ive taken the fan out and used some jumper wires directly to the battery and it works like a charm.

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First note that the relay has four terminals.

. Im sure that its not the sensor as Ive disconnected the sensor and when I turn the key To the 1st position on the ignition when all the warning lights ignite on the dash the temp gauge goes up to the top. Yesterday during regular servicing SA told me that condenser fan motor has gone bad and needs replacement. They are mostly all the same and can often be interchanged.

The speed control chooses the speed of the motor by changing the resistance in series with the DC fan motor. The coolant goes up to 140oC and the fan doesnt engage. I just change my AC compressor clutch and I noticed that my condenser fan comes on when the air is on but I can I get the other fan to turn on.

If AC works your pressure switch is bad. The radiator fan switch relay may not be supplying power to the fan. If that works it is your relay and then you just buy one that is the same.

However a bad electrical connector or broken wire or a defect in the climate control unit can also cause the blower motor to stop working. Whats the year and model of your Honda. These resistors are all attached to one board with shovel plug attachments and the whole assembly is stuck in the air vent to keel them cool.

Did the air conditioning in your Honda Civic stop working all of a sudden. The most common causes for AC fan blower motor not working in Honda Civic are blown fuse bad relay resistor or control module malfunction and faulty blower motor. Figured out the AC Compressor Fan does not run at all.

Welcome to civinfo. In this video I show how I troubleshoot a modern Honda cooling fan system with AC Condenser and Radiator fans. I called about 1 week ago Feb 10 2021 to schedule an appointment with Honda of Elk Grove CA to get the issue looked at.

Before poking your hands around your fan make sure to treat it like it still could come on and and keep your hands out of its path. Unplug the connector to the pressure switch and put a jumper wire to the two prongs on the wire connector side. This is known to corrode and fail.

This could be a bad fuse a wiring problem a broken AC switch in your dash or the system could be low on refrigerant most systems have a low-pressure safety cutout that will disable the compressor if there isnt enough refrigerant in the system. Checked the 6 20amp fuse in the fuse box under the hood it looks perfect. - when I turn on AC compressor does start I can feel slight increase in engine bay noise and slight fluctuation in.

First point of call is to get your car scanned and see what codes come up if any. 7 Days a Week. Immediately on the phone the lady told me its gonna be 445 if the issue isnt your condenser.

Bypass the pressure switch. With the fan plugged back in spinning it by hand with the switch on does nothing. Tested the voltage at the plug with the AC on 0 volts.

Check the freon level with a manifold gauge while the car is idling. Ad Have Auto Mechanics Come to You. 1 Year12K Mile Warranty.

The first thing that you would want to do is locate the fuse for your Civics radiator fan and make sure that it hasnt blown. Honda Civic owners allegedly pay 150 to 2000 to repair the AC systems when they stop working and the repairs are also allegedly useless because Honda uses the same defective parts as. My question is if i turn on the ac and the fan of ac is not working does this affect the engine and make the car over heated.

Check the lower coolant temp sensor connection at the base of the rad. Here are the most common reasons that your radiator fan does not turn on. With the air conditioning off when the motor gets hot the condenser fan turns on but with the AC on the condenser fan just stays on.

Up to 15 cash back Hello Andrew I have a 2009 honda civic and the fan of AC was not working and i was turning on the AC without noticing the problem until yesterday. Is it just the AC or are you also having issues with the heating. First off some background info to get you in the right mode.

Fix Your Car Without Breaking the Bank - Get the Perfect Fit Every Time. If necessary a replacement relay costs around 20. Theres usually another on the top of the engine that would also be worth checking.

Put 12v directly to the fan it spins up nice and strong. Step 1 Check the fan switch relay. Is there anything else the Honda Mechanic should know before I connect.

If it does not work you are low on freon. 7 Days a Week. Two control terminals and two power terminals.

Up to 15 cash back AC not working. Do you see any coolant leaks. Ad Get the Right Fit for the Right Price - Shop Online for Car Parts Today.

Also test the fans disconnect and hook up a 12v direct connection to each with a earth. 3 - AC condenser fan relay 4 - Fan control relay 15 - Fan relay 12 - AC clutch relay 8 - rad fan diode 9 - ac condenser fan diode Also check the following fuses in the underhood box 20 75A 9 40A 7 20A manual or 30A automatic 11 15A 15 75A 36 10A under dash fuse box Both fans should operate when you turn on AC. Thanks I have checked this with an OBD 2 tool.

Anyway on with my story. I get 12v on the white wire at the fan motor plug and about 4k ohms resistance on the green wire measuring to ground. There are three ways to check for a bad terminal.

I noticed on about Feb 7 that my AC wasnt blowing cold air anymore. If the AC is on and the blower is on but the center of the pulley is not turning then the compressors clutch is not engaging. Start the car turn the AC on the engine cooling fan comes on but the AC Compressor Fan does NOT.

Honda Cooling Fan Troubleshooting 2006 Civic. Also find the relay for the fans and see if it is faulty. Find a non critical one like the Horn or headlight relay and swap it out with the fan relay.

Check the relay before taking it to a mechanicI have had the relay go out twice i. Generally I dont blindly believe them and tried self diagnosis with following findings-. Discussion Starter 1 Dec 15 2013.

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