Trailer tow circuit, 4-pin for Volvo S80 II facelift 2 (2013-2016)

4-PIN TOW HITCH CABLE HARNESS (UNDER CENTER OF REAR BUMPER) BLK WIRE BLK/ORG WIRE BLU WIRE BRAKE LIGHT CONTACT (TOP OF BRAKE PEDAL ASSEMBLY) BRN WIRE CARGO COMPARTMENT DISTRIBUTION CENTRAL ELECTRONIC MODULE CENTRAL ELECTRONIC MODULE (BEHIND RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT DISTRIBUTION BOX (AT LEFT SIDE OF ENGINE COMPT) FORWARD OF STRUT TOWER) FUSE FUSE BOX (LEFT SIDE OF LUGGAGE COMPT) FUSE DISTRIBUTION BOX (RIGHT SIDE OF DASH) G-TRM (LEFT REAR CORNER OF LUGGAGE COMPT) GRN WIRE GRY/ORG WIRE HOT AT ALL TIMES HOT W/ 15 FEED REAR RELAY ENERGIZED KEYLESS VEHICLE MODULE (KVM) (IF EQUIPPED) (RIGHT SIDE OF LEFT REAR LAMP HOUSING LUGGAGE COMPT) ORG/ WIRE PASSENGER COMPARTMENT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE STOP TRAILER MODULE (TRM) (LEFT REAR OF LUGGAGE COMPT) VIO WIRE VIO/BRN WIRE VIO/ORG WIRE VIO/WHT WIRE W/ PARKING ASSISTANT CAMERA WHT WIRE YEL WIRE YEL/BLU WIRE