Power Mirror Motor: Testing and Inspection
INSPECT MIRROR MOTORa. Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 4, check that the mirror turns to left side.
b. Reverse the polarity and check that the mirror turns to right side.
c. Connect the positive (+) lead from the battery to terminal 3 and the negative (-) lead to terminal 4, check that the mirror turns upward.
d. Reverse the polarity, check that the mirror turns downward.
If operation is not as specified, replace the mirror assembly.