Green wire to rh indicator. The white wire is ground check voltage and ground.
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Teb7as relay wiring diagram. 2 you will notice that there are 8 9 on some relays depending on manufacturer wires coming out from the relay which apart from the grey wires match the colours of the wires in the black 7 core cable. Blue wire to fog. Fitted with an audible buzzer and an outlet for a telltale light. An assistant sitting in the driving seat is useful at. Brown wire to rh side light. Smart bypass relay teb7as 7 way.
Wiring systems such as can bus were developed in order to be a simpler and more cost effective alternative to the traditional wiring harness. The dark green wire is voltage for right turn comes from trailer right turn relay. 7 way universal bypass relay wiring diagram. Many modern cars have multiplexed or can bus wiring systems. Suitable for modern cars with canbus multiplex or other bulb monitoring systems. These colours are the standard colours for towbar wiring unfortunately there is no such standard for vehicle lighting wiring colours.
7 way universal bypass relay wiring diagram. As a reminder a warning buzzer will activate every 90 seconds in the vehicle. This basically leaves you with a standard 12v power supply. Fitting this universal bypass relay to your car between the wiring system and trailer plug socket bypasses all of the fault finding and diagnostic systems created by can bus. This can be used as a guide to any car as they are more or less all the same. Wiring systems such as can bus were developed in order to be a simpler and more cost effective alternative to the traditional wiring harness.
Ground wires greenwhite to pin 13 bluewhite to pin 11 white to pin 3. The yellow wire is voltage for left turn comes from left turn trailer relay. Red wire to brake light. Grey wire to reverse light. This is all based on model no teb7as. Towbar bypass relay wiring diagram.
There were also a 12v feed an earth and one labeled tt and this was for a lamp to show when the trailer lights were flashing. Teb7as 7 way universal bypass relay. Brown wire with white tracer is voltage for park lamps comes from trailer park lamp relay. Tec3m terminals 2 no connection 4 to pin 9 6 to pin 10 of the towbar plug. This is designed to be fitted on all modern cars with a negative earth. Tow bar wiring relay.
This 7 way bypass relay may be used on negative earth vehicles of all types from those that just require a simple bypass function for circuit protection or to avoid confusing the bulb failure warning systems to those with part or full multiplexed systems and including modulated outputs appearing. 7 way universal bypass relay wiring diagram many modern cars have multiplexed or can bus wiring systems. Etr02 manufacturers part no. Use a test light. Black wire to lh side light. This is designed to be fitted on all modern cars with a negative earth.
7 way universal bypass relay teb7as. 7 way universal bypass relay wiring diagram.
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