Indicator Buzzer Towbar Buzzer Wiring Diagram

Style may vary from photograph.

Indicator buzzer towbar buzzer wiring diagram. The buzzer relay will only buzzer if a current is passing through it to the trailer lamps meaning when no trailer is attached no buzz will be made it will remain silent. Hi the best solution is get it done professionally because just adding additional lights into the standard wiring loom puts and extra load on to the system. The buzzer is fitted inline between the vehicles flasher circuits and the wires on the seven core cable carrying the current via the towbar socket to the trailer indicator lamps.

This is often overlooked when booking a towbar or can be difficult to understand exactly what your vehicle requires if you have none or very little knowledge. It is a legal requirement to have a device fitted to the towing vehicle that warns the driver if the indicators on the trailer caravan are not working. If in doubt consult an auto electrician or tow bar fitter.

Audible relay for 12v negative earth vehicles to give audible warning that the trailer caravan trailer indicators are working. An important aspect of towbar fitting is the wiring which is required to power either your trailer lights or caravan internal electrics. If the towing vehicle has a canbus wiring system or bulb failure system then you should fit rct480 7 way smart relay.

Check vehicle rear lights are working correctly. The monitor sounds in time with the turn signals when the trailer or caravan is plugged in to provide an audible confirmation of correct turn signal operation. This comes complete with an audible warning buzzer in place of the rct380 audible relay.

Complete with wiring diagram. The indicator system really needs additional flasher units otherwise they can burn out. For use with non multiplex towbar wiring installation the audible flasher monitor relay is fitted inline with the n type socket on the indicator circuits.

It is best to use extra relays so no undue load is added. The same is true of the brake light circuit and rear tail light circuits. The rear mounted buzzer do they conform.