Auto dimming rear view mirror circuit for Volvo V50 I facelift (2007-2012)

3 4 2 1 PWR SIG LIN GND AUTO DIMMING REARVIEW MIRROR BLK WIRE BLU WIRE CEM CENTRAL ELECTRONIC MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE COMPARTMENT DISTRIBUTION FUSE FUSE FUSE BOX (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/RED WIRE HOT AT ALL TIMES IGNITION SWITCH LOCK OFF ORG/ WIRE RAIN SENSOR MODULE (RSM) (FRONT CENTER OF ROOF) RED WIRE REVERSING LIGHTS RELAY RUN WIRE WHT WIRE WHT/GRN WIRE YEL WIRE