Operation CHARM: Car repair manuals for everyone.

Pinpoint Test 3

PINPOINT TEST 3: A SINGLE MIRROR DOES NOT FUNCTION WITH SWITCH LOGIC

Normal Operation
Under normal operation, the exterior mirror control switch uses circuit (DG), (R), (DL) or (V) to control mirror movement.
- When power is received through circuit (DG)/(R) and grounded through (Y/B), LH/RH exterior will operate LEFT.
- When ground is received through circuit (DG)/(R) and powered through (Y/B), LH/RH exterior will operate RIGHT.
- When power is received through circuit (DL)/(V) and grounded through (Y/B), LH/RH exterior will operate UP.
- When ground is received through circuit (DL)/(V) and powered through (Y/B), LH/RH exterior will operate DOWN.

Possible Causes
- An open in circuit (DL), (V), (DG) or (R) between the exterior mirror control switch and either the LH or RH exterior rear view mirror
- Inoperative exterior mirror control switch
- Inoperative exterior mirror motor

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