4 Runner Limited 2WD V6-3.4L (5VZ-FE) (1997)
Mirror Motor
3. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, check that the mirror turns upward.
Mirror Motor
4. Reverse the polarity, check that the mirror turns downward.
If operation is not as specified, replace the mirror assembly.