Where is the blower motor fuse and relay?
Under the instrument panel, look under the glove box. On the right side of the fender wall you will find another fuse box. The blower motor fuse is easy to replace.
Where is blower motor fuse located?
Many vehicles have two fuses for the blower motor, one in the interior fuse block and the other under the hood. The blower motor is usually under the dashboard on the passenger side.
How do I know if my blower motor fuse is bad?
If you hear that the blower motor is operating but don't feel any air flowing through the vents, the problem is with the airflow controls [source: RepairPal]. If the blower motor isn't running you should: Use voltmeter or ohmmeter to check for a blown fuse.
What relay is for the blower motor?
The blower motor relay is the electrical switch that is used to supply the power for the vehicle's blower motor. The blower motor is the component responsible for pushing air through the vents of your vehicle's heating and air conditioning systems.
How do you replace a thermal fuse on a blower motor?
Blower Motor Resistor Thermal Fuse Replacement 1 Order the Correct Fuse. The part I ordered is from NTE Electronics. ... 2 Remove Old Fuse. Now the instructions say to use the crimps and only make mechanical connections. ... 3 Continue Removal. ... 4 Tin. ... 5 Solder the Crimps. ... 6 Add the Fuse. ... 7 Rinse and Repeat. ... 8 Another Shot
Why is there no 12V at the blower motor?
You say that there is no 12V at the blower motor, but you have to be careful...there is no ground there unless the switch is on and all is working. Be sure to check for the 12V with a separate ground, not the other side of the motor.
How does the blower motor speed change?
The other speeds make their way variously through the resistor to ground to change the blower speed. You say that there is no 12V at the blower motor, but you have to be careful...there is no ground there unless the switch is on and all is working.
Can a blower motor run with a resistor on?
Be sure to check for the 12V with a separate ground, not the other side of the motor. As long as the AC control assembly is working and the ground (shown in the second drawing) is good, then, yes, the blower should run regardless of the resistor.
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