7-Pin Trailer Socket
If more electrical consumers need to be connected than the 7-pin socket allows, a second 7-pin socket must be installed. Pin assignment must conform to DIN ISO 1724:
- 1 - Left turn signal
- 2 - Tail lamps
- 3 - Ground
- 4 - Right turn signal
- 5 - Right headlamps, side marker lamps and license plate lamp
- 6 - Brake lamp
- 7 - Left headlamps, side marker lamps and license plate lamp