Pinpoint Test AR: The Trailer Lamps Are Inoperative - Any Stop Or Turn Lamp

NOTE: It is necessary for the vehicle exterior lighting to be operating correctly. Repair any concerns with the vehicle rear exterior lighting before the diagnosis of the Trailer Tow Module (TTM) and wiring is attempted.

Fig 1: Pinpoint Test AR: Trailer Lamps Are Inoperative - Any Stop Or Turn Lamp - Any Stop Or Turn Lamp (AR1)

Courtesy of FORD MOTOR CO.

Fig 2: Pinpoint Test AR: Trailer Lamps Are Inoperative - Any Stop Or Turn Lamp - Any Stop Or Turn Lamp (AR2-AR3)

Courtesy of FORD MOTOR CO.

Fig 3: Pinpoint Test AR: Trailer Lamps Are Inoperative - Any Stop Or Turn Lamp - Any Stop Or Turn Lamp (AR4)

Courtesy of FORD MOTOR CO.