The trailer socket wiring harness with trailer turn light bulb failure detection module BCM05 is a simple solution, dedicated for cars, where the trailer socket can be connected direct to the electrical installation in car. This kit includes 13-pin trailer socket where 8 pins are active (to the lamps of trailer).

This solution can be used for installation in older car models not equipped with drivers/cirquits for measure of load on each car lamp.

Kit is equipped with BCM05 module which detect malfunction of blinkers on trailer and signal it by sound.

NOTE: BCM05-G8-KIT don't separate power consumption by some lamps on trailer  from car ! This can be reason of signalling warning or even failure of car when this car have implemented self-diagnose  functions ! 

Product requires to be installed by specialized workshop - read here.