Test E: The Heated Mirror Does Not Defrost

PINPOINT TEST E: THE HEATED MIRROR DOES NOT DEFROST

E1-E3:

Normal Operation
With the engine running and the heated rear window ON, the heated exterior mirrors receive voltage from the heated rear window relay through circuit 186 (BN/LB) through the central junction box (CJB) and circuit 59 (DG/VT). The heated exterior mirrors are grounded through circuit 57 (BK).

Possible Causes
- fuse
- circuit 57 (BK) open
- circuit 59 (DG/VT) open
- heated exterior mirrors