Towbar electrics not working

Hi, I am having problems with my caravan or car electrics, when I attach my caravan to my car for the lights only, it works intermittently maybe one light would be out etc, but then it blows the fuse in my car, brake lights stop working etc. I check my fuse board in the car and it has blow out th. I have just fitted a tow bar to my Vauxhall Astra 1. I wired in the indicators and both work as shoul tail lights work BUT the brake lights dont. Do both sides need wiring to the red wire.

Hello, I hope someone can help me with a small problem I have with my towbar electrics.

Everything was working ok until I replaced the tired old tungsten trailor lamps with some nice new LED lamps. Now the stop and tail lamps work fine but I have. How do tow bar electrics bypass relays work? What is towbar wiring?

Where do you put tow bar electrics? Today I had my trailer on, have been using it without any issues for the past months or so, all the lights work as. Thanks for this great info.

I connect to caravan and nothing happens till i turn ignition,then ATC lights green and everything works ok.

When i turn off ignition. ATC still green and fridge is still supplied. Also car built in sat nav and radio still on and car central locking wont work. Towbar Wiring Guides.

Listed below are some basic 12N and 12S type wiring diagrams that will help in vehicle wiring for both road lights and caravan internal electrics. Alternatively, we are willing and able to look at any wiring problem here at our workshops.

Some vehicles could be seriously damaged by the use of an inappropriate universal towbar wiring kit – with some others, the additional wiring would simply not work properly without extra components. Keeping up with this topic as new and revised models of vehicle are launched is a demanding task, and is certainly one which we do not have the resources to do.

The twin electrics will power everything that a single electrics system powers plus reversing lamp, battery, power supply and fridge. The brown pin in most cases is not used when wiring tow bar electrics and it is important to ensure that the white pin cable is earthed.

Hi all, I’ve gone to use my trailer and noticed that the electrics ain’t working, I’ve tried a new light board and still not working, anyone know what fuse number I should be checking or any other possible reason, the only thing that has happened or I’ve done is removed. The car had no tow bar so we had an Audi one fitted. However when the car is towing it does not run the fridge or recharge the leisure battery.

The fridge has been checked and the fault lies with the car. Monday will be our fourth visit to Audi to try and resolve the problem. Has anyone else encoutered. ACC not working after fitting dedicated towbar electrics.

In some cases a split charge relay might be needed in order for the.

You may have to register before you can post: click the register link above to proceed. Fuses should not blow for no reason.

There should be fuses in the battery compartment to supply the 13-pin towing electrics for a caravan, not one. One fuse is for the caravan lights, one for the fridge, and one.

The Driver and Vehicle Standards Agency (DVSA) is aware of the ongoing issues with the operation of some 13-pin socket test tools. My old estate has a towbar and dual electrics fitted by the previous owner. The trailer works when its on Pipsters motor. There is only one recommended auto electrician in town and they charge and absolute fortune.

Then you just use scotchlocks to connect the sensing wires to the wiring loom. If you check under the rear overhang, some vans already have the towbar wiring complete with socket tucked up and cable tied to chassis apparently.

I always have trouble with the indicators and it is mostly down to the plug and socket not liking each other no matter how much fiddling with the pins and use of contact cleaner. I find that the most important thing is to not force the plug in too hard. A towbar wiring bypass relay can be fitted between the towbar wiring and vehicle wiring to prevent too much power from being taken directly from the vehicle battery.

In most modern vehicles, one connection point could operate various systems and a universal wiring kit is not sophisticated enough to accommodate complex electrical systems. A universal wiring kit could make the lights too dim.

Right Connections specialise in the supply of these solutions and we strongly advise that these be fitted by a recommended towbar ‘specialist’ who is prepared to offer a vehicle specific towbar wiring solution for your vehicle. Note Of Caution: There are still a number of towbar installers who will not or do not offer any other solution than a ‘By-Pass’.