Audi A3 8P facelift 2 (2008-2013) vehicle electrical system control module (below left side of dash) Wiring diagrams

AUTOMATIC DAY/NIGHT INTERIOR MIRROR BLK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE PANEL C FUSE 4 HOT AT ALL TIMES FUSE FUSE PANEL B (INTEGRATED IN ENGINE COMPARTMENT E-BOX) LIGHT RECOGNITION 3 4 5 8 3 4 5 SENSOR ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE POWER SUPPLY RELAY 2 (TERMINAL 15) (ON RELAY CARRIER) RED WIRE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO WIRE VIO/BLK WIRE W/ AUTOMATIC HIGH BEAM CONTROL W/O AUTOMATIC HIGH BEAM CONTROL YEL WIRE

BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER ILLUMINATED DRIVER VANITY MIRROR LAMP CONTACT SWITCH DRIVER'S DOOR CENTRAL LOCKING LOCK UNIT (DOOR CONTACT SWITCH) DRIVER'S DOOR OPENER ILLUMINATION (IF EQUIPPED) FRONT PASSENGER DOOR OPENER ILLUMINATION FRONT PASSENGER ILLUMINATED FRONT PASSENGER INTERIOR LOCKING BUTTON FRONT PASSENGER VANITY MIRROR FRONT PASSENGER'S DOOR CENTRAL LOCKING LOCK UNIT (DOOR CONTACT SWITCH) FUSE 15 FUSE PANEL C GLOVE COMPARTMENT LAMP SWITCH GLOVE COMPARTMENT LIGHT GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES LAMP CONTACT SWITCH LEFT FOOTWELL LIGHT LIGHT SWITCH LUGGAGE COMPARTMENT LIGHT ORG/BRN WIRE ORG/GRN WIRE REAR LID REMOTE CONTROL LOCK SWITCH/ FUEL TANK LID UNLOCK BUTTON RED WIRE RED/WHT WIRE RIGHT FOOTWELL LIGHT VANITY MIRROR LAMP (W/O GARAGE DOOR OPENER) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO WIRE VIO/WHT WIRE W/ DRL, AUTOMATIC HEAD, TAILLIGHT CONTROL W/ FRONT PASSENGER DOOR OPENER ILLUMINATION WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE

AMBIENT LIGHTING DEACTIVATION SWITCH BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FOG LAMP SWITCH (IF EQUIPPED) FRONT TURN SIGNAL LAMP FUSE 1 FUSE PANEL C GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP BEAM ADJUSTMENT MOTOR HID LAMP CONTROL MODULE HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM LED PARKING LAMP/ DRL MODULE LEFT HEADLIGHT ASSEMBLY LIGHT SWITCH LOW BEAM REFLECTOR MOTOR HID LAMP ORG/BRN WIRE ORG/GRN WIRE PARKING LAMP RED WIRE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO/WHT WIRE VIO/YEL WIRE W/ DRL, TAILLIGHT CONTROL W/ FRONT FOG LAMPS WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

5 29 30 COMPUTER DATA LINES SYSTEM AMBIENT LIGHTING DEACTIVATION SWITCH (COMING-HOME-SWITCH) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DAYTIME RUNNING LIGHT, PARKING LOW BEAM HEAD LAMP HIGH BEAM HEAD LAMP EMERGENCY FLASHER SWITCH EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FOG LAMP SWITCH (IF EQUIPPED) FUSE FUSE 6 FUSE PANEL B (INTEGRATED IN ENGINE COMPT E-BOX) GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI-BEAM IND HIGH BEAM HEAD LAMP HOT AT ALL TIMES HOT AT ALL TIMES FUSE PANEL C FUSE HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE INSTRUMENT PANEL ILLUMINATION DIMMER SWITCH LEFT FRONT FOG LAMP (IF EQUIPPED) LEFT HEADLIGHT DAYTIME ASSEMBLY RUNNING LIGHT, PARKING LIGHT LAMP LIGHT LAMP LIGHT SWITCH LOW BEAM HEAD LAMP NCA WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE PARKING BRAKE CONTACT SWITCH RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT FOG LAMP (IF EQUIPPED) RIGHT HEADLIGHT ASSEMBLY STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE TURN SIGNAL SWITCH VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO/WHT WIRE VIO/YEL WIRE W/ DRL, TAILLIGHT CONTROL W/ FRONT FOG LAMPS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE DRIVER BACKREST HEATING ELEMENT DRIVER SEAT HEATER CONTROL MODULE (UNDER DRIVER'S SEAT) DRIVER SEAT HEATING ELEMENT DRIVER SEAT SIDE BOLSTER DRIVER SEAT SIDE BOLSTER HEATER 2 FRONT PASSENGER BACKREST HEATING ELEMENT FRONT PASSENGER SEAT HEATER CONTROL MODULE (UNDER FRONT PASSENGER FRONT SEAT) FRONT PASSENGER SEAT HEATING FRONT PASSENGER SEAT SIDE BOLSTER HEATER 2 ELEMENT FRONT PASSENGER SEAT SIDE BOLSTER HEATER FUSE FUSE 37 FUSE PANEL C HEATED DRIVER SEAT ADJUSTER HEATED FRONT PASSENGER SEAT ADJUSTER HEATER HEATER CONTROL MODULE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED LEFT FRONT HEATED SEAT LEFT FRONT SEAT TEMP SENSOR NCA WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT HEATED SEAT RIGHT FRONT SEAT TEMP SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

11 12 COMPUTER DATA LINES SYSTEM AIR BAG SPIRAL SPRING/RETURN SPRING (W/ SLIP RING) (BEHIND STEERING WHEEL) BLK WIRE BLK/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM HIGH TONE HORN HORN RELAY (ON RELAY CARRIER) HOT AT ALL TIMES FUSE PANEL B FUSE 17 (INTEGRATED IN ENGINE COMPT E-BOX) LOW TONE (BEHIND RIGHT HORN KICK PANEL) MULTI-FUNCTION STEERING WHEEL CONTROL MODULE NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE RED WIRE RED/BRN WIRE SIGNAL HORN ACTIVATION STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE STEERING WHEEL CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) YEL WIRE

8-PIN CONNECTOR (NOT USED) ASHTRAY ILLUMINATION BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CENTER CONSOLE CIGARETTE LIGHTER COMPUTER DATA LINES SYSTEM EMERGENCY FLASHER SWITCH FOG LAMP SWITCH (IF EQUIPPED) FRONT INTERIOR LIGHT FUSE 1 FUSE 16 FUSE 16 FUSE PANEL B (INTEGRATED IN ENGINE COMPT E-BOX) GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED FUSE PANEL FUSE 1 ILLUMINATION DIMMER LIGHT SWITCH ORG/BRN WIRE ORG/GRN WIRE REAR COURTESY LIGHT REAR/CENTER CENTRAL LOCKING SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE SOCKET STORAGE COMPARTMENT ILLUMINATION (IF EQUIPPED) STORAGE ILLUMINATION (W/ STORAGE COMPARTMENT LIGHTING) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) W/ DRL, AUTOMATIC HEAD, TAILLIGHT CONTROL W/ FRONT FOG LAMPS WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

3 DOOR 5 DOOR ALARM HORN (IF EQUIPPED) (IN RIGHT FRONT WHEELWELL) ANTENNA AMPLIFIER 2 BLK WIRE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CENTRAL LOCKING, ANTI-THEFT ALARM SYSTEM ANTENNA COMPUTER DATA LINES SYSTEM FRONT HOOD SWITCH (BASE OF ENGINE COMPT HOOD LATCH) FUSE 17 FUSE PANEL C GRN/RED WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR CENTRAL LOCKING LOCK UNIT NCA WIRE ORG/BRN WIRE ORG/GRN WIRE PARKING BRAKE CONTACT SWITCH PASSENGER COMPARTMENT MONITORING, ALARM SYSTEM OFF SWITCHES REAR LID CENTRAL LOCKING SYSTEM MOTOR REAR WINDOW GLASS BREAKAGE SENSOR (W/ ANTI-THEFT ALARM) REAR/CENTER CENTRAL LOCKING SWITCH RED GRN/ WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE TRUNK LID ALARM SWITCH TRUNK LID ALARM SWITCH, REAR LID CENTRAL LOCKING SYSTEM MOTOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO/BLU WIRE VIO/WHT WIRE W/O NAVIGATION W/ NAVIGATION WHT WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/RED WIRE

BRN WIRE BRN/VIO WIRE FUSE FUSE PANEL C GRN/WHT WIRE HOT AT ALL TIMES NCA WIRE POWER SUNROOF CONTROL MODULE (FRONT CENTER OF ROOF) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE SUNROOF BUTTON SUNROOF MOTOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) WHT WIRE

BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BRN WIRE CBFA COMPUTER DATA LINES SYSTEM DIRECT SHIFT GEARBOX (DSG) MECHATRONIC (ON TRANSMISSION HOUSING) ENGINE CONTROL MODULE (ECM) (REAR OF ENGINE COMPT) ENGINE CONTROLS SYSTEM EXCEPT CBFA FUSE 2 GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES FUSE PANEL C FUSE 14 HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED NCA WIRE ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/VIO WIRE SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE (LEFT SIDE OF SELECTOR LEVER BASE) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BELOW LEFT SIDE OF DASH) VIO WIRE VIO/BLK WIRE YEL WIRE