Audi TT 8N facelift (2003-2006) Instrument illumination circuit

A/C CONTROL HEAD ASHTRAY LIGHT ASR/ESP BUTTON BLU WIRE BRN WIRE CIGARETTE LIGHTER LIGHT COMBINATION PROCESSOR CONVERTIBLE TOP SWITCH DRIVER SIDE INTERIOR LOCK SWITCH FRONT INTERIOR LIGHT FOG LIGHT SWITCH HEADLIGHT SWITCH LIGHT FUNCTION SELECTOR SWITCH 2 FUSE 22 FUSE 23 FUSE PANEL (ON LEFT END OF DASH) GARAGE DOOR OPENER CONTROL HEAD GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/VIO WIRE HEAD OFF PARK HEATED SEAT ADJUSTERS HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL LIGHT DIMMER SWITCH LEFT SWITCH LIGHT SWITCH MIRROR ADJUSTMENT SWITCH NCA WIRE OPERATING ELECTRONICS, TELEPHONE CONTROL MODULE (W/ TELEPHONE PREPARATION) PASSENGER AIR BAG OFF KEY SWITCH PASSENGER COMPARTMENT MONITORING SWITCH RADIO REAR WINDOW DEFOGGER SWITCH REMOTE FUEL TANK DOOR SWITCH REMOTE REAR LID UNLOCK SWITCH RIGHT SWITCH STEERING WHEEL TIPTRONIC SWITCH WHT WIRE WIND DEFLECTOR SWITCH (CABRIO)