F 550 2WD Super Duty V10-6.8L VIN V (2005)
Trailer Lamps: Pinpoint Tests
Test Y: Trailer Lamps Are Inoperative
PINPOINT TEST Y: THE TRAILER LAMPS ARE INOPERATIVE
Y1-Y2
Test Z: The Individual Trailer Lamp Is Inoperative - RH Trailer Turn Signal/Stoplamp/Hazard
Flasher Lamp
PINPOINT TEST Z: THE INDIVIDUAL TRAILER LAMP IS INOPERATIVE - RH TRAILER TURN SIGNAL/STOPLAMP/HAZARD
FLASHER LAMP
Z1-Z2
