Back-up lamps circuit for Volvo V40 I facelift (1999-2004)

A/T AUTOMATIC TRANSMISSION BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CENTRAL ELECTRIC MODULE (CEM) (BEHIND LEFT END OF DASH) END OF DASH) FUSE 4 FUSE 6 FUSE, RELAY BOX (BEHIND LEFT GRY WIRE HOT IN RUN HOT IN RUN OR START LEFT REAR LAMP HOUSING LEFT REVERSE LIGHT LEFT, RIGHT BACK-UP LAMPS M/T NCA WIRE ORG/ WIRE PASSENGER COMPARTMENT) RED WIRE REVERSING LIGHT CONTACT, RIGHT REAR LAMP HOUSING RIGHT REVERSE LIGHT TRUNK LID/ TAILGATE LAMP HOUSING VIO WIRE WHT WIRE YEL WIRE