F 450 4WD Super Duty V8-6.0L DSL Turbo VIN P (2003)
Trailer Lamps: Pinpoint Tests
Pinpoint Test Notes
NOTE: Refer to Vehicle/Diagrams for the connector numbers stated in the pinpoint tests.
Test Y
PINPOINT TEST Y: THE TRAILER LAMPS ARE INOPERATIVE
Test Y1-Y2
Test Z
PINPOINT TEST Z: THE INDIVIDUAL TRAILER LAMP IS INOPERATIVE - RH TRAILER TURN SIGNAL/STOPLAMP/HAZARD
FLASHER LAMP
Test Z1
