Its purpose is: to provide advice on the correct specification of a towbar wiring system numbers only - Towcar needs a single pin socket. See Section Fitting Instructions for all 13 Pin Kits and Relays Find the vehicle wiring harness and connect the 7 core cable as indicated in Chart 'A', using the connectors.
TOW BAR WIRING DIAGRAMS. 7pin Socket Wiring 12N. LEFT TURN.
Target Business Centre, Bircholt Road, Parkwood Ind. Est., Maidstone, Kent ME15 9YY T. Wiring Diagrams for 13 pin euro trailer and caravan plugs and 13 pin trailer & caravan plug & socket wiring is not too difficult as the first 7 pins.
View our Electrical Wiring Diagram Guides for Towbar Fitting to power trailer lights 13 pin towing electrics are the most modern style of towing socket, all EU .WIRING DIAGRAM FOR SELF SWITCHING RELAY ON 12S SOCKET. WIRING DIAGRAM FOR DOUBLE RELAY ON 12S SOCKET. TROUBLE SHOOTING.
FIRST: Check and test the fuses on all circuits. SECOND: Ensure that there is a good clean EARTH connection to the vehicle body, the 7-pin socket, the trailer 7-pin plug and the trailer lamp units.
ALL CARAVANS OF model year and after have pin electrical plugs that will not connect to 12N and 12S car sockets. The solution is to remove the old sockets from the car and replace them with a single Euro socket.
I have a Saab 93 and have recently fitted a tow bar with a dedicated wiring harness for a 13 pin socket. I have voltage readings for pins 9 & 10 & the 3 -ve pins (13, 3, 11) are showing a good connections to the car’s earth. Fitting Instructions for all 13 Pin Kits and Relays.
Take the core cable into the boot through a 9/16" hole into which you have inserted the grommet provided. Find the vehicle wiring harness and connect the 7 core cable as indicated in Chart 'A', using the connectors and earth tags provided.
Caravan Wiring Chart showing all the connections in the 13 pin euro plug, cable colours and cable sizes for interior & exterior.Caravan Grey Socket Wiring Diagram | Wiring LibraryWiring 13 pin trailer caravan Euro Plugs | UK-Trailer-Parts