Automatic Day/Night Mirror Inoperative - Mirrors

Diagnostic Chart (Part 1 Of 2):

Diagnostic Chart (Part 2 Of 2):

DIAGNOSTIC AIDS
The Auto Day-Night mirror may not operate properly or become inoperative due to the following:
^ An intermittent short to ground in the signal circuit of the LH outside rearview mirror.
^ An intermittent short to battery positive voltage in the backup lighting system.