What happens if the blower motor goes out?
No air from the vents If the heater blower motor burns out or short circuits, it will not function, and therefore will not be able to produce any airflow for the system. The blower motor will usually have to be replaced in order to restore proper operation to the system.
How do I know if my blower motor is bad in my car?
You might also hear ongoing whirring noises, or noises that change or get louder if you increase the fan speed. These are all signs of problems with the blower motor. In some cases, you may even notice smoke or smells of burning while driving, in which case you should pull over immediately.
Why does the blower motor keep running after I Turn Off the car?
Why does the blower motor keep running after I turn off the car? If your car uses a blower motor controller, it can keep running the blower motor after you shut down the engine. Those used to be installed only on vehicles with automatic climate control with variable speed fans, but now they’re installed on many late model vehicles.
What happens if your car has a blown engine?
It usually takes a long time for a mechanic to work their way through a major engine repair, too. This might lead to your car being stuck in the garage for weeks or even months at a time. For these reasons, dealing with a blown engine is one of the worst things that you’ll ever have to go through when you own a car.
How does a blower motor controller work on a car?
It’s really a simple concept: the blower motor controller pulses either the power or the ground circuit on and off depending on which fan setting you choose.
What are the symptoms of a bad blower motor resistor?
Another common symptom of a faulty blower motor resistor is a a blower motor that does not function on certain settings. If the blower motor resistors’ internal components fail it may cause the blower motor to malfunction, or not function at all on one or more of the settings.