Why is my rear AC blower not turning off?
Click to expand… The three minute delay smells of the recalibration when the Keep Alive Memory is lost in the HVAC CM-Aux. Makes me think the HVCA CM-Aux is the problem even before pulling the fuse.
How does the HVAC work on a blower?
The HVAC control module provides a low side pulse width modulated signal to the blower motor control processor over the blower motor speed control circuit. As the requested blower speed increases, the HVAC control module increases the amount of time that the speed signal is modulated to ground.
How is the speed of the blower motor controlled?
The blower motor control processor controls the speed of the blower motor by increasing or decreasing the voltage drop on the ground side of the blower motor. The HVAC control module provides a low side pulse width modulated signal to the blower motor control processor over the blower motor speed control circuit.
Where is the fan blower motor on my AC?
All fuses good all relays good. The fan blower for your ac/heater is located under the glovebox. Take your hand and smack the fan blower motor a few times. That’s all it took for for mine to start working again. It’s been working for over 6 month’s now!
Why is my AC fan not blowing air?
I noticed the fan was not blowing any air through the vents. Then all of a sudden it started blowing full blast, while the recirc, ac, rear defrost button lights all came on and were flashing…then it all turned off. I tried the manual self diagnostic on the recirc and rear defrost button with no luck.
Why is my Honda AC / heat not working?
It retained its class-leading handling as it, along with the fourth and fifth generations, had front double wishbone suspension, the advanced independent suspension inspired by Honda’s racing research. The ac/heat worked great until a couple days ago. I noticed the fan was not blowing any air through the vents.