Trailer hitch electrical wiring for 850 Volvo

1. Route electrical kit wires under vehicle to engine compartment (use rigid wire as guide). 2. Install proper grommet for passage. 3. Remove left cargo area trim and center trim below lock counter-piece. 4. Connect brake lights and parking lights according to Alfameri wiring diagram colors. 5. Turn signal connector locations found on back of tail lights. 6. Ground at lock counter-piece location to original ground point.

Disconnect the relay during measurement to prevent relay electrical signals from interfering with test results. Measure correct wires with pen or multimeter before connecting.