Operation CHARM: Car repair manuals for everyone.

Pinpoint Test 7

PINPOINT TEST 7: THE BLOWER MOTOR DOES NOT OPERATE

Step 1 - 5:




Step 6 - 10:















Normal Operation
When the function selector switch is placed in any position except OFF, the blower motor will operate at the desired speed according to the position of the blower motor switch.

Possible Causes
- circuit (B/LB) open
- circuit (B) open
- circuit (T/Y) open
- circuit (O/B) open
- circuit (BR/LG) open or short to ground
- blower motor switch
- blower motor
- blower motor relay
- function selector switch