Is there a way to stop the blower motor?
The fan control no longer works. The only way I can stop the fan is if I turn the vehicle off, then press OFF then restart the vehicle. If I dare put the climate control thing back to life -> blower motor goes full blast and cannot be stopped unless I turn off the vehicle.
How is the speed of the blower motor controlled?
The electronic module that controls the speed of the blower motor is called a blower motor control module. In some cars, the blower motor has only 4 or 5 fixed speeds. In this case, the speed of the blower motor is controlled by a blower motor resistor.
Why does my Ford Expedition blower motor keep going?
My Ford vehicle decided to set the blower motor on HIGH no matter what. If I put my climate control to OFF, the blower motor keeps going. The fan control no longer works. The only way I can stop the fan is if I turn the vehicle off, then press OFF then restart the vehicle.
Where does the ground go in a Honda blower motor?
The blower motor control module (Honda calls it Power Transistor) supplies the ground. The power transistor has 4 wires: two come from the climate control system control unit, one is the ground, one goes to the negative terminal of the blower motor.
Why does my car blower motor not shut off?
If you have a vehicle with climate control system and a variable speed blower motor and the blower motor won’t shut off and stays on HIGH with the car turned off and the key out, chances are the blower motor motor control processor is toast or the HVAC control module is damaged.
What to do if your climate controlled blower wont shut off?
If your climate controlled blower processor is shot, be prepared to spend mucho bucks for a replacement. But before you start throwing expensive parts at the problem, you’ll have to do some checking. Start by testing the gray/black wire at the blower motor control processor. First, try grounding the wire. Then try removing it.
The electronic module that controls the speed of the blower motor is called a blower motor control module. In some cars, the blower motor has only 4 or 5 fixed speeds. In this case, the speed of the blower motor is controlled by a blower motor resistor.
What should ambient air temp be to run blower motor?
– The PCM does not detect an ambient air temperature below -1°C (30°F). – The PCM has not detected a WOT (Wide Open Throttle) condition. – The HVAC module does not detect an evaporator discharge air temperature below 2°C (36°F).