You have a question about an ERICH JAEGER product or concerning the installation of your wiring harness kit for trailer towing devices? Browse through our FAQs on control units, wiring harnesses and further components and you might find your answer.
What is an electrical preliminary setup or preparation?
Vehicles with a preliminary setup or preparation have a plug or even a trailer control module, which can generally be found in the rear area of the vehicle. The wiring harness can be adapted directly here.