radiator fan not working when idle
If it does NOT overheat without the AC then you know its related to the fan control system as the fan has two speed and when the AC is on the high speed circuit is usually used as the low speed one cannot move enough air to cool both the condenser and the radiator. Depending on the ambient temperature in your location this should be long enough for the coolant temp to get hot and the thermostat to open up.
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Before the fan will come on.
. Via a relay to high speed. Driving your car is a good way to get the coolant temp hot. Or so I thought.
Start the car and let it idle with the AC off and. My car has 167000 miles. If you have to drive the car without the fans make sure to turn your heater on to full blast.
If you notice that your engine is running at higher temperatures than normal. Turns out they were functioning normally but not at the correct temperature. If youre moving air will flow over the radiator and cool it down.
Im hoping someone out there with more Super Coupe experience can. Big 12v and GND and one small fan speed control PWM signal wire. Radiator Cooling Fans Not Working 2004 XLE.
Check these things out. We use cookies to give you the best possible experience on our website. If the cooling fan doesnt engage there may be something wrong with the cooling fan relay.
Sensor on the passanger side of. If it doesnt come on replace the radiator low coolant. It will have to get to operating temp.
Two control terminals and two power terminals. On July 26 2016. A normal relays resistance will read between 40 to 80 ohms.
It idles rough when cold and the radiator fan doesnt kick on when its supposed to. Up to 15 cash back Radiator fan isnt coming on when idle. I started to notice the ac getting muggy but only while sitting in the last few - Answered by a verified Ford Mechanic.
Has the Cooling Fan Actually Failed. Asked by Markrob Dec 04 2016 at 0651 AM about the 2007 Dodge Caravan SXT FWD. You can also measure the relay coils resistance.
It over heats when its at an idle. Radiator fans not working and car overheats while idle asked by Seth C. The radiator fan switch relay may not be supplying power to the fan.
A caveat cooling fans can work intermittently relays usually either work or they dont. Measuring the Relay Coils Resistance. When I bought this car for my brother it came with some codesP0302 - misfire cylinder 2P03.
My car has an automatic transmission. In my owners manual it states that the fan. No radiator fan operation would explain why your AC is not working right at idle condenser coils too hot with lack of air flow and is OK if the vehicle is moving at speed.
Up to 8 cash back It over heats when its at an idle. AC blowing warm when at idle. There are three ways to check for a bad terminal.
Watch the vehicle and see if the cooling fan comes on. So it seems the left one may be bad I kept it disconnected and then ran the van in idle to bring the temp up to 34 and the right one didnt come on. If your DVM has the frequency function then.
Radiator cooling fan not working on my 2011 ford fiesta. On many modern vehicles if you want to confirm whether your cooling fan is in working order you can start the engine and let it idle. However when you come to a stop or get stuck in stop and go traffic youre going to overheat.
Gauge is about halfway and the reservoir will start popping and shaking. Start your vehicle and let it idle for 10-15 minutes. Answer 1 of 11.
Check for continuity on the small PWM wire from here to the DME connector. If necessary a replacement relay costs around 20. My car has 2 main problems Im trying to solve.
My radiator cooling fans stopped working even when AC on. The radiator fans do not work at any time even when applying a voltage to them from a separate source. Set your air conditioning to the MAX setting and turn it on.
1 At radiator upper right there is a big connector with 3 wires. Low speed would turn on when the needle reached the just before the 34th temp gauge line. After replacing ALL of that the cooling fans would kick only when I turned the AC on.
Replaced the radiator fan assembly but they still wont spin. Fan will come on when the ac is on and the heater does blow hot air the. High speed would turn on at the 34th temp gauge line.
This is a 2 in 1 special. See if the drivers side fans comes on. Radiator Cooling Fans Not Working 2004 XLE.
HelloI have an 08 dodge grand caravan that will overheat at Idle the cooling. Up to 8 cash back Usually a faulty cooling fan relay will produce a few symptoms that can alert the driver that service may be required. The cooling fan should come on immediately or within the next couple of minutes.
One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. This will help kee. First note that the relay has four terminals.
There must be 12V between those 2 big wires to supply the controller. Step 1 Check the fan switch relay. Hey guys here we bring you another fix.
Im putting together a video of my 1991 SC 5-Speed starting up and running. Radiator fan does not turn on when overheating.
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