F 150 Heritage 4WD Pickup V8-5.4L CNG VIN M (2004)
Test Y2-Y3
Test Z
PINPOINT TEST Z: THE INDIVIDUAL TRAILER LAMP IS INOPERATIVE - LH TRAILER TURN SIGNAL/STOPLAMP/HAZARD
FLASHER LAMP
Test Z1-Z2
Test Y2-Y3
Test Z
PINPOINT TEST Z: THE INDIVIDUAL TRAILER LAMP IS INOPERATIVE - LH TRAILER TURN SIGNAL/STOPLAMP/HAZARD
FLASHER LAMP
Test Z1-Z2