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Test F: The Heated Mirror Does Not Defrost

PINPOINT TEST F: THE HEATED MIRROR DOES NOT DEFROST

F1:

F2-F3:

Normal Operation
Under normal operation, when the rear window defrost is ON, the heated exterior mirrors receive power from the rear window defrost relay through circuit CBB23 (BN/YE) and ground through circuit (LH) GD143 (BK/VT) or (RH) GD138 (BK/WH).

Possible Causes
- Open in circuits D138 (BK/WH), GD143 (BK/VT) or CBB23 (BN/YE)
- Exterior mirror glass