ac fan not working honda civic
I was a Honda mechanic check the blower resistor which located in the blower motor. 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.
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Depending on the model year and engine the location varies.
. If air con is not working it could be the clutch in the ac pump if you dont use the air con much or use it alot you can either have a seized clutch or a work clutch without the clutch engaging the pump will not work and not flow around the system when ac is engaged the idle on the engine will drop slightly. The air conditioningwithout warningnoises. The radiator fan switch relay may not be supplying power to the fan.
Put 12v directly to the fan it spins up nice and strong. Find a non critical one like the Horn or headlight relay and swap it out with the fan relay. Unplug the connector to the pressure switch and put a jumper wire to the two prongs on the wire connector side.
Tested the voltage at the plug with the AC on 0 volts. Could it be a fuse - Answered by a verified Mechanic for Honda. - 2001-2005 Honda Civic.
Remove shroud which will contain the fan and motor unbolt the motor throw the new one in and re install the shroud. Yesterday the air conditioning just stopped working without warningno. This socket is situated near the main ECU.
The AC switch as well. - 1996-2000 Honda Civic. The most common causes that hinders normal operation of air conditioning system on your Honda Civic are dirty cabin air filter refrigerant leak dirty or clogged condenser dirty or clogged evaporator bad blower motor defective compressor faulty blend door actuator or any fault in the electrical system.
Step 1 Check the fan switch relay. It is usually to the left and slightly to the rear and is used to control the speeds of the fan. Fan not working and cooling fan running on high speed only.
First point of call is to get your car scanned and see what codes come up if any. It does not work when we turn on the AC. Is it possible for you to point me to detailed manual for removing shroud etc.
There are three ways to check for a bad terminal. First note that the relay has four terminals. Check the lower coolant temp sensor connection at the base of the rad.
If it does end up being this sensor they are very affordable. 2 Once fully opened the thermostat maintains slow coolant flow which allows for more efficient cooling of the engine. I have a 2000 Honda civic ex.
Also test the fans disconnect and hook up a 12v direct connection to each with a earth. Two control terminals and two power terminals. If there is no power to the fan the fan is bad.
They are mostly all the same and can often be interchanged. Honda civic 2010. 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.
2003 Honda Civic LX. This allows the engine to reach optimal temperature more quickly which improves gas mileage and engine performance. I checked every fuse in both.
1 Prevents coolant flow through the radiator until the engine is hot. There are no OBD2 socket in 96 Civic. It has a 3 pin connector which you can still connect to the scanner.
Also find the relay for the fans and see if it is faulty. Figured out the AC Compressor Fan does not run at all. If your Civic has a bad engine temp sensor the radiator fan wont know to come on because the ECU wont know how hot the engine is.
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. From a cold start the fans stay off until the coolant temperature reaches a certain set point. Youll need to locate and test the engine temp sensor.
Unless it s an HONDA CVT transmission car. If it does not work you are low on freon. According to my knowledge.
Use the circuit tester and check for power at the 2-wire connector on the blower motor the key and fan need to be on. If AC works your pressure switch is bad. Up to 25 cash back My Honda Civic LX 2003 - the AC fan suddenly stopped.
If necessary a replacement relay costs around 20. 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. Theres usually another on the top of the engine that would also be worth checking.
The acheat worked great until a couple days ago. The coolant goes up to 140oC and the fan doesnt engage. Welcome to civinfo.
I noticed the fan was not blowing any air through the vents. Does the AC fan has any role to cool the engine and the water in the. The first thing You should do is inspect the fan relay which is located in the fuse panel inside the engine compartment.
The ECMPCM constantly monitors it and the other sensors once the coolant is hot enough it grounds the Rad fan relay which causes 12 volts to flow from the battery through the Rad fan relay to the Rad fan and then goes through the Fan. Start the car turn the AC on the engine cooling fan comes on but the AC Compressor Fan does NOT. If there is no power move to the blower motor resister right next to the blower motor.
I have a 2003 Honda Civic LX. 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. Up to 25 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.
Then all of a sudden it started blowing full blast while the recirc ac rear defrost button lights all came on and were flashingthen it all turned off. The 2008 Honda Civic AC fan not working can be caused by many different reasons such as a bad fuse or relay damaged short in wiring and a faulty AC fan switch. 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.
This is known to corrode and fail. Nah ask as much as you like. Thanks I have checked this with an OBD 2 tool.
I am kind of novice in this area and not sure if i need to drain coolant etc. Checked the 6 20amp fuse in the fuse box under the hood it looks perfect.
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