Audi A4 B8 facelift (2011-2015) (right side of center tunnel) Wiring diagrams

ACCESS/START AUTHORIZATION ACCESS/START AUTHORIZATION BUTTON BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER'S DOOR CONTROL MODULE (IN DRIVER'S FRONT DOOR) ELECTRONIC STEERING COLUMN LOCK CONTROL MODULE (ON STEERING COLUMN) ENGINE HOOD CONTACT SWITCH GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HORNS SYSTEM INTERIOR MONITORING SWITCH, ALARM SWITCH DEACTIVATION SWITCH LEFT REAR EXTERIOR DOOR CONTROL MODULE ORG/BRN WIRE ORG/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RIGHT REAR EXTERIOR DOOR HANDLE TOUCH SENSOR SEDAN SWITCH VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO/BLU WIRE WAGON

8 SPEED A/T AUTOMATIC DIMMING INTERIOR REARVIEW MIRROR BACKUP LAMP BACKUP LAMP BACKUP LAMP BLK WIRE BLK/WHT WIRE BRN WIRE COMFORT SYSTEM CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM CVT DIRECT SHIFT GEARBOX (DSG) TRANSMISSION MECHATRONIC FUSE 8 FUSE CARRIER 2 GRN/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT TAILLAMP LEFT TAILLAMP 2 (W/O LED REAR LIGHTS) LEFT TAILLAMP (W/ LED REAR LIGHTS) ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE REAR LIGHTS) RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT TAILLAMP RIGHT TAILLAMP 2 (W/O LED REAR LIGHTS) RIGHT TAILLAMP (W/ LED SEDAN SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE (ON SHIFTER UNIT) TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION CONTROL MODULE (TCM) (IN MECHATRONIC UNIT) TRANSMISSION PARK SELECTOR SWITCH W/ DIRECT SHIFT GEAR BOX W/ LED REAR LIGHTS W/O DIRECT SHIFT GEAR BOX W/O HIGH BEAM ASSIST WAGON YEL/RED WIRE

BATTERY MONITORING ABS CONTROL CONTROL MODULE MODULE BLK WIRE BRN WIRE CIGARETTE LIGHTER, TELEPHONE TRANSCEIVER, TELEPHONE BASEPLATE COMFORT SYSTEM CENTRAL CONTROL MODULE SHIELD, ANTENNA AMPLIFIER 3 SHIELD COOLANT FAN CONTROL MODULE, COOLANT CONTROL MODULE 2 DVD, CD CHANGER, FRONT INFORMATION DISPLAY CONTROL HEAD EXTERNAL AUDIO SOURCE CONNECTION SHIELD HIGH- MOUNTED BRAKE LAMP BULB (SEDAN) INFORMATION ELECTRONICS CONTROL MODULE 1 NCA WIRE POWER STEERING CONTROL MODULE RIGHT FRONT SEAT VENTILATION CONTROL MODULE RIGHT REAR EXTERIOR DOOR HANDLE TOUCH SENSOR, RIGHT REAR DOOR CONTROL MODULE SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE TELEPHONE BASE PLATE, 18-PIN CONNECTOR

BLK WIRE BLU WIRE BLU/BRN WIRE BRN WIRE CENTER INSTRUMENT PANEL VENT ILLUMINATION (IF EQUIPPED) COMPUTER DATA LINES SYSTEM ELECTROMECHANICAL PARKING BRAKE BUTTON (IF EQUIPPED) EMERGENCY FLASHER BUTTON EMERGENCY FLASHER INDICATOR LAMP EQUIPPED) FOG LAMP BUTTON FRONT PASSENGER AIR BAG DISABLED INDICATOR LAMP FUSE FUSE CARRIER 1 FUSE CARRIER 2 FUSE PANEL C (BEHIND LEFT END OF DASH) GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE CARRIER 3 FUSE 11 HOT AT ALL TIMES FUSE PANEL D (BEHIND RIGHT END OF DASH) FUSE HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED INSTRUMENT PANEL, SWITCH ILLUMINATION DIMMER SWITCH LEFT INSTRUMENT PANEL VENT ILLUMINATION (IF EQUIPPED) LEFT REAR DOOR OPENER ILLUMINATION LEFT REAR DOOR WARNING LIGHT LEFT REAR ENTRY LIGHT LEFT REAR INTERIOR LOCK SWITCH (IF EQUIPPED) LEFT REAR POWER WINDOW SWITCH LIGHT SWITCH ORG/BRN WIRE ORG/GRN WIRE PARKING AID BUTTON, ASR/ESP BUTTON, REAR WINDOW SHADE SWITCH REAR FOG LAMP BUTTON REAR TEMPERATURE SELECTION POTENTIOMETER RED WIRE RED/GRN WIRE RED/YEL WIRE RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT INSTRUMENT PANEL VENT ILLUMINATION (IF EQUIPPED) RIGHT REAR DOOR CONTROL MODULE (IN RIGHT REAR DOOR) RIGHT REAR DOOR OPENER ILLUMINATION RIGHT REAR INTERIOR LOCK SWITCH (IF EQUIPPED) RIGHT REAR RIGHT REAR ENTRY LIGHT DOOR WARNING LIGHT RIGHT REAR WINDOW SWITCH SOCKET (IF VALET PARKING LOCK BUTTON VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/BLU WIRE VIO/GRY WIRE W/ NAVIGATION SYSTEM W/O NAVIGATION SYSTEM WHT WIRE YEL WIRE

27 PIN CONNECTOR ALARM SYSTEM DEACTI- VATION SWITCH BLK WIRE BLU WIRE BLU/BRN WIRE BLU/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CENTRAL LOCKING SAFE INDICATOR CIGARETTE LIGHTER ILLUMI- NATION COMFORT SYSTEM CENTRAL CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL MODULE (IN DRIVER FRONT DOOR) DRIVER INTERIOR MONITORING SWITCH DRIVER'S DOOR OPENER ILLUMINATION DRIVER'S DOOR WARNING LIGHT DRIVER'S INTERIOR LOCKING SWITCH FRONT INTERIOR LAMP ASSEMBLY FRONT PASSENGER DOOR CONTROL MODULE (IN FRONT FRONT PASSENGER'S DOOR OPENER ILLUMINATION FRONT PASSENGER'S DOOR WARNING LIGHT FRONT PASSENGER'S DOOR WINDOW REGULATOR SWITCH FRONT PASSENGER'S INTERIOR LOCK FUSE CARRIER 2 FUSE FUSE FUSE CARRIER FUSE PANEL C (BEHIND LEFT END OF DASH) GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT ENTRY LIGHT LEFT REAR SEAT HEATING BUTTON MIRROR ADJUSTMENT SWITCH ORG/BRN WIRE ORG/GRN WIRE PASSENGER FRONT DOOR) POWER WINDOW CONTROL HEAD REAR LID LOCK BUTTON IN LUGGAGE COMPARTMENT REAR LID REMOTE UNLOCK SWITCH RED WIRE RED/GRN WIRE RED/YEL WIRE RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT ENTRY LIGHT RIGHT REAR SEAT HEATING BUTTON START/STOP MODE BUTTONS/ DRIVING PROFILE SELECTION SWITCH MODULE (IF EQUIPPED) SUNROOF ADJUSTMENT REGULATOR SWITCH (IF EQUIPPED) VIO WIRE VIO/BLU WIRE VIO/GRY WIRE W/ ROOF BLIND WHT WIRE YEL WIRE

18 PIN CONNECTOR BLK WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BLUETOOTH ANTENNA (IF EQUIPPED) BRN WIRE COMPUTER DATA LINES SYSTEM FRONT INFORMATION DISPLAY CONTROL HEAD CONTROL MODULE (BEHIND GLOVE BOX) FUSE 4 FUSE CARRIER 2 FUSE 3 FUSE FUSE 12 CARRIER 3 FUSE FUSE 5 CARRIER 5 FUSE PANEL D (BEHIND RIGHT END OF DASH) GRN WIRE GRN/VIO WIRE GRY/BLU WIRE HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 LEFT FRONT MICROPHONE MICROPHONE UNIT (IN FRONT ROOF MODULE) MMI BASIC MMI HIGH MOST DATA BUS CIRCUIT MULTIMEDIA CONTROL HEAD NCA WIRE ORG/ WIRE REAR VIEW CAMERA SYSTEM CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF TRUNK) RED WIRE RED YEL/ WIRE RED/GRN WIRE RED/WHT WIRE RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT MICROPHONE TELEPHONE BASEPLATE (W/ CENTER ARMREST, W/O SPEAKER) TELEPHONE BASEPLATE (W/O CENTER ARMREST, W/ SPEAKER) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO RED/ WIRE VIO/YEL WIRE W/ CENTER ARMREST, W/O SPEAKER W/ MMI HIGH W/ MMI BASIC W/O CENTER ARMREST, W/ SPEAKER WHT/BLU WIRE YEL WIRE YEL/RED WIRE

ABS CONTROL MODULE ANTI-THEFT ALARM ALARM SYSTEM HORN SENSOR AUTOMATIC DIMMING INTERIOR BLK RED/ WIRE BLK/RED WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE CLUTCH POSITION SENSOR (M/T) DRIVER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 1 DRIVER'S DOOR CONTROL MODULE DRIVER'S POWER SEAT SWITCH (W/O MEMORY) DRIVER'S SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH (W/ POWER SEATS) FROM ENGINE COMPONENT POWER SUPPLY RELAY (DIAGRAM 5 OF 7) FROM FUSE PANEL A (DIAGRAM 2 OF 7) FRONT PASSENGER POWER SEAT ADJUSTMENT CIRCUIT BREAKER 1 FRONT PASSENGER'S SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH (W/ POWER SEATS) FUEL PUMP (FP) CONTROL MODULE FUSE FUSE 10 FUSE 11 FUSE 12 FUSE 5 FUSE 7 FUSE FUSE FUSE 9 FUSE CARRIER 2 FUSE FUSE FUSE PANEL C FUSE PANEL C FUSE CARRIER 3 (BEHIND LEFT END OF DASH) FUSE 12 GRN RED/ WIRE GRY WIRE GRY/BLU WIRE HORN RELAY LEFT REAR DOOR CONTROL MODULE MEMORY SEAT/ STEERING COLUMN ADJUSTMENT CONTROL MODULE (W/ MEMORY) PASSENGER'S POWER SEAT SWITCH POWER SUNROOF CONTROL MODULE RAIN/LIGHT RECOGNITION SENSOR REARVIEW MIRROR) RED WIRE RED/ BLK WIRE RED/BLK WIRE RED/BLU (OR RED) WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REDUCING AGENT METERING SYSTEM PRESSURE SENSOR ROOF SHADE CONTROL MODULE (IF EQUIPPED) TO POWER SUPPLY RELAY (TERMINAL 15) (DIAGRAM 1 OF 7) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE W/ ROOF SHADE W/ SEAT VENTILATION W/O SEAT VENTILATION WHT RED/ WIRE WHT WIRE WHT/RED WIRE WIPER MOTOR CONTROL MODULE YEL RED/ WIRE YEL/GRY WIRE YEL/RED WIRE

ANTENNA AMPLIFIER ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (WAGON: LEFT SIDE OF CARGO AREA) BLK WIRE BLK/RED WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AUDIO SOURCE CONNECTION FUSE 1 FUSE 3 FUSE CARRIER 2 FUSE PANEL D (BEHIND RIGHT END OF DASH) GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RADIO RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE SATELLITE ANTENNA TELEPHONE TRANSCEIVER (UNDER FRONT PASSENGER'S SEAT) W/ AUX-IN CONNECTION W/O AUX-IN CONNECTION WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

ANTENNA AMPLIFIER ANTENNA AMPLIFIER 3 (SEDAN: LEFT SIDE OF TRUNK) (WAGON: LEFT SIDE OF CARGO AREA) BLK WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AUDIO SOURCE CONNECTION FUSE 1 FUSE 3 FUSE CARRIER 2 FUSE PANEL D (BEHIND GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RADIO RADIO/TELEPHONE, NAVIGATION SYSTEM ANTENNA RED/GRN WIRE RED/GRY WIRE RIGHT END OF DASH) SATELLITE ANTENNA TELEPHONE TRANSCEIVER (UNDER FRONT PASSENGER'S SEAT) W/ AUX-IN CONNECTOR W/O AUX-IN CONNECTOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

BENCH SEAT HEATING ELEMENT BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM FUSE 3 FUSE CARRIER 1 FUSE CARRIER 3 FUSE 8 FUSE PANEL C GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY (TERMINAL 15) RELAY ENERGIZED LEFT REAR BACKREST HEATING ELEMENT LEFT REAR SEAT HEATING LEFT REAR SEAT HEATING BUTTON ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/VIO WIRE RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT REAR BACKREST HEATING ELEMENT RIGHT REAR SEAT HEATING RIGHT REAR SEAT HEATING BUTTON SEAT HEATING CONTROL MODULE TEMPERATURE SENSOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/WHT WIRE