radiator fan not working when ac is off
After i parked and turned the truck of the fans still stayed on. A broken fuse is probably one of the most common reasons why your radiator fan isnt working as it should.
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Constantly turning the fan on and off can cause wear and tear to your system which can reduce its lifespan.
. Wait for the engine to reach operating temperature. Leave fuse 16 at the side of the dash out and run engine to see if the fans come on via the Radiator Fan Switch on the side of the radiator by the battery if the radiator hoses feel too hot after some time and the fans have not come on. Connect your test light to battery ground.
Drives2014 SILVERADO 1500 53 LV8. In respect to this does radiator fan affect AC. Removing the wire from the temp sensor puts the fans into stay-alive mode and they run constantly as you found out.
In other words the system is low on refrigerant. Engine runs correct temp while air flows through radiator at highway speed or when AC is turned on thus fan is on. To avoid this it may be best to leave the fan on.
Radiator fan testing points. If the passenger side fan does not go on than something is wrong. See Contact Test in Step 1.
If it is blown replacing the fuse will only solve the problem for a very limited period of time. If overheating is encountered when the AC is Off may mean that the temperature sensor that send control signal for the radiator fan motor may possibly be faulty. Replaced the Fan Controller Relay.
Electric Radiator fans do not come on when engine is hot nor after turning off will only come on when AC is turned on. Start and idle the engine and backprobe the connector terminals with the test light. Up to 8 cash back If the compressor clutch cycles on and off rapidly then the system is most likely low.
Cooling fans do not function Non-functional cooling fans are another common symptom of a potential problem with the cooling fan relay. If the radiator fan is in working condition move on to the next step. Temperature gauge did not move from 160.
You really need to have the fan replaced or at least have a diagnostic check to see what is causing the fan to stop working. The first thing that you would want to do is locate the fuse for your F150s radiator fan and make sure that it hasnt blown. Or the control logic that dictate which switch will control the radiator fan motor when engine temperature reach a preset level with or witho.
Have the relay replaced and you should be fine. If the fan does not turn on you will need to replace it. If the fan does not operate replace the motor.
Silverado 43L From another shop engine overheating Fans wont come on AC on fans will come on and Cool engine fine AC off fans do not work and it overhe. Fuses are created to blow in order to prevent some catastrophic engine damage caused by a bad electrical installation. Yes a broken radiator fan can cause the air conditiong to stop working.
Turn the engine off and let cool down. Posted October 29 2019. One of them should turn on the.
Replaced the temperature sending unit. The best remedy for this is getting your AC serviced. Unless the wiring issue is fixed the fuse will blow again.
1 To test a fan motor unplug the electrical connector at the motor and use fused jumper wires to connect battery power and ground directly to the fan. I drive a 2014 Silverado 1500LT 53L V8. 2 If the motor tests OK check the cooling fan thermo switch located at the bottom of the radiator on the left hand side.
I noticed my radiator fans stayed on during my 20min drive to work the ac was not on. Running your heating and cooling fan even when the AC isnt on helps circulate air throughout your home for consistent comfort. This is a common problem.
As far as the AC it is most likely related to your cooling fan problem. Sometimes they blow by accident you never know what may happen. The wiring harness itself can go bad.
Sounds like the relay for the cooling fans is bad. Run jumper wires between the connectors two electrical terminals. Up to 8 cash back 2.
Or the control logic that dictate which switch will control the radiator fan motor when engine temperature reach a preset level with or without the AC being ON. If overheating is encountered when the AC is Off may mean that the temperature sensor that send control signal for the radiator fan motor may possibly be faulty. First thing you should do is turn the ac on once its on the driver side fan should kick in right away if it does not than you need to start troubleshooting.
Over time this may cause more frequent breakdowns. Trigger the Coolant Fan Control Module to turn the fans on. The AC system depends upon being able to dissipate heat into the engine coolant.
Unplug the radiator fan connector. 2008 chevy Silverado 48 cooling fans only work when ac is on the temp will start creeping up when ac is off I have - Answered by a verified Chevy Mechanic. If the relay fails it will be unable to supply power to the fans and as a result they will not operate.
From you description it sounds as though the system isnt building enough pressure and by relation enough heat to turn the cooling fans on. First thing you should do is let the car idle for alteast 5-10minutes see if the fans go on at all.
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