Connect the 7 core cable from the trailer socket to the relay as per diagram and the appropriate wires from the relay to the vehicle loom. Insert a 15amp fuse at the power source and connect a test board to the socket.

Diagram Based Ryder Smart 7 Bypass Wiring Diagram
Ryder tf2218 7e wiring diagram. Diagram on next page 12v chart a. Tf22187 p and tf22187 s traditional shape. The new tf22187h series replaces all previous 7 way bypass relays from tf1016 through the tf2217tf2218u and tf2219 to the tf22187e p. Wiring diagrams an important aspect of towbar fitting is the wiring which is required to power either your trailer lights or caravan internal electrics. Ryder smart logic 7 way bypass relay tf2218 7e tf2218 7h canbus. Smart logic bypass with plug in loom 1000mm.
Smart7 bypass relay with pluggable loom for the connections to the vehicle the tf22187h tf22187hs and tf22187hm replace every previous 7 way bypass from tf1016 to tf22187e p including tf2219 tf2218u etc. Tf22187e s with supersplice plug in connector. Why are there two fuses on the tf22187 relays. With the power source split into two 10amp supplies if. Tf22187e series 2 x 10 on the relays power leads with a 15 amp relay at the power source tf1013 25 tf1170 4 20 tf22187 series smart bypass relays q. Test the installation by turning the car lights on and off and observing the lights on the test board.
To protect the circuit board. Wiring the relays fuse 2 x 75 amps.