Test F: The Heated Exterior Mirrors Do Not Defrost

PINPOINT TEST F: THE HEATED EXTERIOR MIRRORS DO NOT DEFROST

F1-F2:

F3:

Normal Operation
Under normal operation, when the rear window defrost is ON the exterior mirrors receive power from the heated grid relay through circuit 59 (DG/VT) and ground through circuit 1205 (BK).

Possible Causes
- Open in circuit 1205 (BK)
- Open in circuit 59 (DG/VT)