F 350 4WD Super Duty V8-6.4L DSL Turbo (2008)
Z6
Tests AA: The Trailer Lamps Are Inoperative - Trailer Reversing Lamps
PINPOINT TEST AA: THE TRAILER LAMPS ARE INOPERATIVE - TRAILER REVERSING LAMPS
Normal Operation
The battery junction box (BJB) fuse 63 (15A) receives voltage from circuit CLS10 (GY/BN) when the vehicle reversing lamps are illuminated. The
voltage is then routed to the trailer tow connector through circuit CAT03 (GY/BN).
This pinpoint test is intended to diagnose the following:
-
Fuse
-
Wiring, terminals or connectors
-
Trailer tow connector
-
Trailer
