Trailer Hitch

Trailer hitch connector assignment

Control unit connection

Trailer hitch control unit

Plug A, wiring harness of trailer hitch control unit

Plug B, wiring harness of trailer hitch control unit

Plug C, wiring harness of trailer hitch control unit (only for optional feature: Electrical folding/outwardly pivoting trailer hitch

Hitch connection

Trailer socket, 13-pin

Plug on wiring harness for (trailer) socket, 7-pin (North America only)

Trailer socket, 7-pin (only in parts of North America)

Plug on instrument panel wiring harness for trailer electrical brakes control unit (retrofit, only NAR, North America)