
2018-2023 Jeep Wrangler JL Factory OEM Trailer Tow Wiring Upgrade
INTRODUCTION This Infotainment.com exclusive factory OEM Mopar Jeep Wrangler JL trailer tow wiring is now available as a fully integrated upgrade. This Trailer Tow package contains a trailer tow wire harness that is to be connected between the body wire harness and the left rear lamp unit to provide a take out and a molded four-way trailer tow connector secured to a bracket near the trailer hitch receiver below the rear bumper. Fused B+ for the plug receptacle is provided by the PDC. The BCM determines if the trailer tow configuration is going to be used. The BCM is triggered to apply the vehicle configuration once the receptacle is in use. There are 4 relays in the PDC that the BCM manages in order to provide voltage feeds to the receptacle. They are backup lamp relay control, left rear turn signal relay control, right turn signal relay control, and tail lamp relay control. The BCM activates the trailer tow park lamps relay driver whenever the park lamps status signal is true. Thi