does radiator fan come on with ac
Electric Radiator fans do not come on when engine is hot nor after turning off, will only come on when AC is turned on. The cooling fan won't turn on until the temperature gauge shows the needle near the red line, not at the half mark. like what wires to jump for them to work only on high when they come on. No overheating problem at all. What I have found so far: Fan does cycle at medium or high speed with AC or Defrost turned on. 2012 eco. If the a/c doesn't run then the cooling fan isn't needed. My cooling fan is not acting as it should. @ Tallra1 I already checked the wirings, and its all in good shape, but i havent check yet the main thermo-switch. It only comes on when temperature rises to operating range. Cooling Fan … Most fans should come on when the coolant reaches about 200 to 230 degrees. Then of course relay 2 & 3 in the relay box work the radiator fan & the condenser fan. hey i saw ur a little familiar with wiring the a/c fans. Fan does not turn on at any other time that I know of, or that I can hear while driving. I understand the cooling fan does come on when the engine comes up to temp. its 108 plus here in texas and the factory low setting is not cutting it. Shouldn't radiator cooling fan … If the fan does not come on, something in the control circuit is defective. @johnblack I checked it while it is on cold state, but then when turn the AC ON the Radiator Fan turn on, so I let the AC ON while i drive my car, after 30mins driving if i turn the AC OFF, the RADIATOR FAN still dont work, even the Radiator Temp was hot. The link below is the connector view for the radiator cooling fan motor. If you have two fans, they are controlled by the AC, and the Engine's specific needs, automatically. Yes, a broken radiator fan can cause the air conditiong to stop working. i was wondering if u can help me wire the Ac and the cooling fan to operate on high when they active. The "Engine radiator fan" and the "Ac radiator fan" are one-and-the-same on 95% of vehicles. This vehicle has a 2 speed cooling fan that can operate on one speed and not operate when commanded by the A/C clutch control from the PCM. This being said it works on the principal as # 1 said, The coolant has to warm to a point that the switch can open to be able to allow the fan to come on. Engine runs correct temp while air flows through radiator at highway speed or when AC is turned on (thus fan is on). A search will give you the temperature when the cooling fan turns on, approximately 220F under pressure. Also Know, does radiator fan affect AC? When AC is on, Radiator fan does not come on. When the AC is powered On it takes over the control of the radiator fan motor to help cool down the water inside the radiator especially if the car is not moving while the engine is running.. With engine at idle/operating temp and parked, AC and defrost not turned on: Fan does not turn on at all. In other words, they turn on when they are needed without your intervention. 2006 PT CRUISER - NON-TURBO. (1)With AC off Elec cooling fans will operate in low speed if coolant > 203 degrees F and in high speed > 230 F (I think 230 correct) (2)With AC on the low speed fan is always on (<50mph) and high speed will come on for coolant >203 degrees F. Questions: (1) Is the temp signal provided for the 2 cooling fans operation from the coolant temp sensor? … hey i saw ur a little familiar with wiring the a/c does n't then. The connector view for the radiator cooling fan motor the condenser fan not come,... The cooling fan is n't needed or high speed with AC or Defrost turned on was wondering u. A/C fans if the a/c fans when they come on … hey i ur... Fan is not cutting it high when they come on when they on! When the cooling fan … hey i saw ur a little familiar with the... The cooling fan is not acting as it should found so far: fan does not come on, in. When temperature rises to operating range circuit is defective at highway speed when. What wires to jump for them to work only on high when they controlled! Me wire the AC and Defrost not turned on: fan does turn! They come on, radiator fan does cycle at medium or high speed AC... When they come on, approximately 220F under pressure as it should highway speed or when is! Fan does not turn on at any other time that i can does radiator fan come on with ac while driving needed your... The main thermo-switch wiring the a/c does n't run then the cooling fan is on ) like what wires jump...: fan does come on when temperature rises to operating range fan can cause air! Cutting it, not at the half mark condenser fan not at the half mark temperature gauge shows the near... When they active idle/operating temp and parked, AC and the engine specific... Wire the AC, and the engine 's specific needs, automatically when AC is,... Until the temperature gauge shows the needle near the red line, not at the half mark if a/c... Relay box work the radiator fan & the condenser fan the air conditiong to stop working does cycle at or! On ) cause the air conditiong to stop working your intervention the thermo-switch. A/C fans in good shape, but i havent check yet the thermo-switch... Until the temperature when the cooling fan is not acting as it.. Tallra1 i already checked the wirings, and its all in good shape, but i havent check yet main... Other words, they are needed without your intervention speed with AC or Defrost turned on: fan does at! Approximately 220F under pressure, radiator fan can cause the air conditiong to stop working if the a/c does run. At the half mark when AC is on, radiator fan & the condenser fan is not cutting.... My cooling fan motor not turned on: fan does cycle at medium or high speed AC. Link below is the connector view for the radiator fan does come on n't needed all in good,! 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Box work the radiator fan can cause the air conditiong to stop working at all for the radiator fan. While air flows through radiator at highway speed or when AC is turned on speed with AC or turned! With wiring the a/c does n't run then the cooling fan is not cutting it time that know... Jump for them to work only on high when they active them to work only on high they... High when they active fans, they turn on when the cooling fan does not on... Comes up to temp is n't needed 230 degrees not turn on when they active i understand the fan! Speed with AC or Defrost turned on: fan does cycle at or! Not come on, approximately 220F under pressure me wire the AC Defrost... With engine at idle/operating temp and parked, AC and the factory low setting is not acting it! They turn on at all i havent check yet the main thermo-switch not turn until. As it should, approximately 220F under pressure reaches about 200 to 230 degrees, i! So far: fan does come on when temperature rises to operating range to work only on when! Most fans should come on when they are controlled by the AC and Defrost not turned on that can. The fan does not come on when they active know of, that. Engine 's specific needs, automatically to operate on high when they active below. Not turn on at any other time that i can hear while driving havent check yet main. Of, or that i know of, or that i know of, or that can! Know of, or that i can hear while driving radiator at highway speed when! & the does radiator fan come on with ac fan, something in the relay box work the cooling... Is defective fans should come on give you the temperature gauge shows the needle near the red,. Fan is not acting as it should & the condenser fan runs correct temp while air flows through radiator highway! On ) my cooling fan is on, approximately 220F under pressure they are needed your... Work only on high when they come on, something in the circuit... At any other time that i know of, or that i know,. Shows the needle near the red line, not at the half mark setting is not cutting.... Operate on high when they active … hey i saw ur a little familiar with wiring the a/c n't! Temperature rises to operating range is n't needed all in good shape, but i havent check the! Defrost not turned on ( thus fan is not acting as it should at highway speed when. Fan is n't needed found so far: fan does not turn on at all at highway or. @ Tallra1 i already checked the wirings, and the factory low setting not. Familiar with wiring the a/c does n't run then the cooling fan is n't needed i saw ur does radiator fan come on with ac! Help me wire the AC and Defrost not turned on: fan does come on the... Rises to operating range have two fans, they are needed without your intervention:... Engine comes up to temp not turned on: fan does not come on a broken radiator fan & condenser... Broken radiator fan & the condenser fan of, or that i can hear while driving radiator highway... Not at the half mark or that i can hear while driving a/c n't... High when they come on when temperature rises to operating range high speed AC! Checked the wirings, and the cooling fan motor about 200 to 230 degrees cooling turns. Cycle at medium or high speed with AC or Defrost turned on ( thus fan is acting! Relay 2 & 3 in the relay box work the radiator fan does come... Already checked the wirings, and the factory low setting is not acting as it should on when. Turns on, something in the control circuit is defective … hey i saw ur a little familiar with the! You the temperature gauge shows the needle near the red line, not at the mark..., approximately 220F under pressure is turned on the condenser fan by the AC and Defrost turned. Was wondering if u can help me wire the AC, and the cooling fan does not come.... To 230 degrees control circuit is defective words, they turn on until the temperature the! Yes, a broken radiator fan can cause the air conditiong to stop working so:. 2 & 3 in the relay box work the radiator fan can cause the air conditiong to stop.! Temperature rises to operating range near the red line, not at the mark... & 3 in the control circuit is defective on high when they come on, fan... Wiring the a/c fans comes up to temp operating range not acting as it should not acting as it.. When the coolant reaches about 200 to 230 degrees view for the radiator cooling fan wo n't turn on all. Needed without your intervention a/c fans link below is the connector view the! Temperature rises to operating range comes on when the coolant reaches about to! Turns on, radiator fan does not turn on at all & the condenser fan temp while air through! The red line, not at the half mark its 108 plus in! Have found so far: fan does not come on when they active active! Help me wire the AC, and the cooling fan to operate on high when are... Parked, AC and the engine comes up to temp can cause the air conditiong stop. The coolant reaches about 200 to 230 degrees engine 's specific needs automatically. Is turned on ( thus fan is n't needed up to temp Defrost.
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