Audi A4 B8 facelift (2011-2015) vio/blu Wiring diagrams

ALARM HORN (RIGHT REAR OF ENGINE COMPT, UNDER PLENUM COVER) ANTENNA AMPLIFIER 3 (SEDAN) (LEFT SIDE OF TRUNK) AUTHORIZATION ANTENNA 1 (UNDER FRONT OF CENTER CONSOLE) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CENTRAL LOCKING, ANTI-THEFT 3 17 ALARM SYSTEM ANTENNA CENTRAL LOCKING, ANTI-THEFT ALARM SYSTEM ANTENNA COMFORT SYSTEM CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM FUSE 6 FUSE 8 FUSE CARRIER 2 FUSE PANEL D (BEHIND RIGHT END OF DASH) FUSE PANEL F (RIGHT GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE PANEL C FUSE CARRIER 3 (BEHIND LEFT FUSE 12 END OF DASH) INTERIOR ACCESS/ LEFT ACCESS/START AUTHORIZATION ANTENNA (IF EQUIPPED) (IN LEFT REAR DOOR) NCA WIRE ORG/BRN WIRE ORG/GRN WIRE RED/GRY WIRE RED/WHT WIRE SIDE OF LUGGAGE COMPT) VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE W/ MMI W/O MMI WAGON WHT WIRE YEL WIRE YEL/RED WIRE

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

ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM DEFOGGER SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMFORT SYSTEM CONTROL MODULE COMFORT SYSTEM CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM, ANTI-THEFT SYSTEMS ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM POWER DISTRIBUTION SYSTEM ANTI-THEFT SYSTEM FUSE 10 FUSE 11 FUSE 8 FUSE CARRIER 2 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INTERIOR LIGHTS SYSTEMS LEFT REAR WINDOW BREAKAGE SENSOR NCA WIRE ORG/BRN WIRE ORG/GRN WIRE POWER WINDOWS SYSTEM REAR WINDOW BREAKAGE SENSOR RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY/FUSE PANEL F (RIGHT SIDE OF LUGGAGE COMPT) RIGHT REAR WINDOW BREAKAGE SENSOR SHIFT INTERLOCK SYSTEM SHIFT INTERLOCK SYSTEM POWER DISTRIBUTION SYSTEM TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLU WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

3.0L ABS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ACTIVE STEERING CONTROL MODULE (AWD) (UNDER DRIVER'S FOOTWELL CARPET) ALL WHEEL DRIVE CONTROL MODULE (IN SPARE TIRE WELL) AUTOMATIC DAY/ NIGHT INTERIOR MIRROR BATTERY MONITORING CONTROL MODULE (ON NEGATIVE TERMINAL OF BATTERY) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE DATA BUS ON BOARD DIAGNOSTIC INTERFACE (BEHIND RIGHT CENTER OF DASH) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DIRECT SHIFT GEAR BOX DISTANCE REGULATION CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF FRONT BUMPER) ESP SENSOR UNIT (AWD) (UNDER DRIVER'S SEAT) ESP SENSOR UNIT 2 (IF EQUIPPED) (UNDER DRIVER'S SEAT) FUSE FUSE CARRIER 1 FUSE CARRIER 2 FUSE PANEL D (BEHIND RIGHT END OF DASH) GENERATOR, VOLTAGE REGULATOR GRN/GRY WIRE GRN/VIO WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LANE CHANGE ASSISTANCE CONTROL MODULE 2 (BEHIND LEFT SIDE OF REAR BUMPER) LEFT HEADLAMP ASSEMBLY MULTITRONIC W/O NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE ORG/RED WIRE ORG/VIO WIRE ORG/WHT WIRE RED/YEL WIRE RIGHT HEADLAMP ASSEMBLY SOUND SYSTEMS TRANS- MISSION CONTROL MODULE (IN MECHA- TRONIC UNIT) VIO/BLU WIRE VIO/YEL WIRE VOLTAGE STABILIZER (W/ ENGINE START/ STOP SYSTEM) (IN SPARE TIRE WELL) W/ DIRECTIONAL STABILIZATION ASSISTANCE WHT/GRY WIRE

ACCESS/START AUTHORIZATION SWITCH ALL WHEEL DRIVE CONTROL MODULE (IN SPARE TIRE WELL) BEHIND STEERING WHEEL) CLIMATRONIC CONTROL MODULE CONTROL MODULE EXTERNAL AUDIO SOURCE CONNECTION FRESH AIR BLOWER CONTROL MODULE (LOWER RIGHT SIDE OF AIR INTAKE HOUSING) FRONT PASSENGER'S DOOR CONTROL MODULE (IN FRONT PASSENGER'S FRONT DOOR) GRN/VIO WIRE INSTRUMENT CLUSTER CONTROL MODULE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE PASSENGER'S SIDE CAN SEPARATING PLUG RADIO STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (ON STEERING COLUMN, TIRE PRESSURE MONITORING CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) VIO WIRE VIO/BLU WIRE VIO/YEL WIRE

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 A/C PRESSURE/ GARAGE DOOR TEMPERATURE OPENER SENSOR CONTROL MODULE ABS VEHICLE CONTROL ELECTRICAL MODULE SYSTEM CONTROL MODULE AUTOMATIC DAY/NIGHT INTERIOR MIRROR AUTOMATIC DIMMING INTERIOR REARVIEW MIRROR BATTERY BLK RED/ WIRE BLK WIRE BLK/ GRN WIRE BLK/ WHT WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLU/RED WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE DATA BUS HIGH HEAT ON BOARD OUTPUT DIAGNOSTIC RELAY INTERFACE DATA BUS ON BOARD DIAGNOSTIC INTERFACE DATA LINK CONNECTOR (DLC) DIRECTIONAL STABILIZATION ASSISTANCE CONTROL MODULE DISTANCE REGULATION CONTROL MODULE (W/ ADAPTIVE CRUISE CONTROL) FROM AIR FUSE PANEL C QUALITY (DIAGRAM 4 OF 7) SENSOR (COMFORT) (NOT USED) FROM FUSE PANEL C (DIAGRAM 7 OF 7) FROM VOLTAGE STABILIZER (DIAGRAM 3 OF 7) FUSE FUSE 1 FUSE 1 FUSE 2 FUSE 10 FUSE 2 FUSE 12 FUSE 9 FUSE FUSE CARRIER 1 FUSE CARRIER 5 FUSE FUSE FUSE FUSE FUSE CARRIER 1 PANEL D (BEHIND RIGHT END OF DASH) FUSE 10 FUSE 12 FUSE 11 FUSE FUSE FUSE FUSE FUSE FUSE PANEL A (ON BATTERY, IN LUGGAGE COMPT) FUSE PANEL C (BEHIND GENERATOR, VOLTAGE REGULATOR GRN BLK/ WIRE GRN RED/ WIRE GRN WIRE GRN/BLK WIRE GRY/RED WIRE INFORMATION ELECTRONICS CONTROL MODULE 1 LEFT END OF DASH) PANEL F (RIGHT SIDE OF LUGGAGE COMPT) REAR VIEW CAMERA SYSTEM CONTROL RADIO (PREMIUM MODULE MMI) REAR WINDOW DEFOGGER FUSE REAR WINDOW DEFOGGER RELAY RED WIRE RED/ WHT WIRE RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE RELAY/ FUSE SEDAN SELECTOR LEVER CLUTCH SENSOR POSITION SYSTEM SENSOR CONTROL (M/T) MODULE STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE TO FUSE 14 (DIAGRAM 4 OF 7) TO FUSE 2 (DIAGRAM 2 OF 7) TO FUSE PANEL D (DIAGRAM 2 OF 7) TO RELAY/FUSE PANEL F (DIAGRAM 3 OF 7) TO VOLTAGE STABILIZER (DIAGRAM 3 OF 7) TRANSMISSION PARK SELECTOR SWITCH, SHIFT LOCK SOLENOID TV TUNER TELEPHONE BASE PLATE VIO/BLU WIRE W/ NAVIGATION W/ START/STOP SYSTEM WAGON WHT RED/ WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE

ALL- WHEEL DRIVE CONTROL MODULE AUXILIARY HEATER CONTROL MODULE AUXILIARY HEATER RADIO TELEPHONE RECEIVER TRANSCEIVER BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BRN WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE ELECTRO- MECHANICAL PARKING BRAKE BUTTON ELECTRO- MECHANICAL PARKING BRAKE CONTROL MODULE FROM FUSE PANEL A (DIAGRAM 1 OF 7) FROM SOCKETS RELAY (DIAGRAM 4 OF 7) FRONT PASSENGER'S DOOR CONTROL MODULE FUEL TANK LEAK DETECTION CONTROL MODULE FUSE FUSE 10 FUSE 11 FUSE 12 FUSE CARRIER 2 FUSE CARRIER 3 FUSE CARRIER 5 FUSE 9 FUSE 10 FUSE 12 FUSE FUSE FUSE FUSE FUSE GRN/RED WIRE LEVEL CONTROL SYSTEM CONTROL MODULE MULTIMEDIA SYSTEM PREPARATION CONNECTOR PREMIUM SOUND SYSTEM RADIO (BASIC, STANDARD) REAR LID CONTROL MODULE 2 (WAGON) RED BRN/ WIRE RED WIRE RED/BLK 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 CONTROL MODULE RIGHT REAR DOOR CONTROL MODULE SEAT HEATING CONTROL MODULE (IF EQUIPPED) FROM FUSE PANEL A (DIAGRAM 1 OF 7) TELEPHONE CELLULAR BASEPLATE TELEPHONE (W/ CENTER ARMREST) AMPLIFIER TIRE PRESSURE MONITORING CONTROL MODULE TO CONVERTER W/ SOCKET TO RELAY/FUSE FROM PANEL F FUSE (DIAGRAM PANEL C 1 OF 7) (DIAGRAM 4 OF 7) TO SOCKETS RELAY (DIAGRAM 4 OF 7) TOWING RECOGNITION CONTROL MODULE VEHICLE POSITIONING SYSTEM INTERFACE CONTROL MODULE VIO/BLK WIRE VIO/BLU WIRE VOLTAGE STABILIZER (W/ START/STOP SYSTEM) (IN SPARE TIRE WELL) W/ STANDARD SOUND SYSTEM WHT/BLK WIRE WHT/RED WIRE WHT/VIO WIRE YEL/RED WIRE

BLK WIRE BLK/VIO WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/YEL WIRE CAMSHAFT POSITION (CMP) SENSOR (TOP CENTER OF ENGINE) COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT PLENUM CHAMBER) FUSE 3 FUSE 4 FUSE CARRIER 1 GRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED KNOCK SENSOR (KS) 1 (LEFT SIDE OF CYLINDER HEAD) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE OXYGEN SENSOR RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RELAY/FUSE PANEL B (IN PLENUM CHAMBER ELECTRONICS BOX) STARTING/CHARGING SYSTEM THROTTLE VALVE CONTROL MODULE (LEFT SIDE OF INTAKE MANIFOLD) VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE