Why does my car blower turn on and off?
The blower motor relay controls the current used to power the blower motor, and is subject to the constant on and off switching. When the blower motor relay does begin to fail, the vehicle will usually display a few symptoms that alert the driver of a potential problem that should be serviced.
What does a blower control switch do?
The blower motor is the electrical switch on the interior of a vehicle that allows the driver to control the vehicle’s heating and air conditioning system. It is usually built into the the same control panel that houses all of the AC system controls, and is labeled with numbers and symbols to indicate blower fan speed.
How does the blower motor work on a Toyota RAV4?
When the heater control (blower switch) is set to position 1 or higher, the contact of the htr relay is closed, current flows to the blower motor, and the blower motor operates. The blower motor speed can be changed by exchanging the ground and the blower resistor circuit with the heater control (blower switch).
What are the electrical problems on a Toyota RAV4?
176-horsepower 2.5L I4 6-speed shiftable automatic AWD Driver rear power door lock not functioning. Solenoid replaced under extended warranty. 176-horsepower 2.5L I4 6-speed shiftable automatic FWD AC was very weak. Mechanic tested the system for holes and recharged it. Recurring problem with AC system leakage (3rd visit in 3 months).
How does a heater switch affect a blower motor?
When the heater control (blower switch) is set to position 1 or higher, the contact of the htr relay is closed, current flows to the blower motor, and the blower motor operates. The blower motor speed can be changed by exchanging the ground and the blower resistor circuit with the heater control (blower switch). Wiring diagram
Why is my Toyota RAV4 door lock not working?
Remote door lock stopped working and our spare key that never gets used would not work either. Dealer said it was the key battery and replaced it. Seems to work fine now, but suprised batteries died so quickly, even in key that was never used. Still using original battery in my 10 year old Honda.