Audi A4 B8 (2007-2012) hot w/ power supply relay (terminal 15) energized Wiring diagrams

ACTIVE STEERING CONTROL MODULE (UNDER DRIVER'S SEAT) BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) ELECTRO- MECHANICAL POWER STEERING MOTOR FUSE 1 FUSE 4 FUSE CARRIER 1 FUSE CARRIER 3 GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED NCA WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/WHT WIRE POWER STEERING PUMP (EXCEPT 2.0L) RED WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

ABS CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ABS CONTROL MODULE FUSE 1 ABS HYDRAULIC PUMP ABS HYDRAULIC UNIT ASR/ESP BUTTON AUTO HOLD BUTTON BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISCONTINUED PHASE IN MODIFICATION DRIVING DYNAMICS REGULATION HIGH PRESSURE SWITCH VALVE 1 DRIVING DYNAMICS REGULATION HIGH PRESSURE SWITCH VALVE 2 DRIVING DYNAMICS REGULATION SWITCH VALVE 1 DRIVING DYNAMICS REGULATION SWITCH VALVE 2 ELECTRO- MECHANICAL PARKING BRAKE BUTTON FUSE 6 FUSE 9 FUSE CARRIER FUSE CARRIER 1 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT AT ALL TIMES DRIVER'S SIDE FUSE PANEL (BEHIND LEFT FUSE 6 END OF DASH) HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LEFT FRONT ABS INLET VALVE LEFT FRONT ABS OUTLET VALVE LEFT FRONT ABS WHEEL SPEED SENSOR (LEFT FRONT WHEEL HUB ASSEMBLIES) LEFT REAR ABS INLET VALVE LEFT REAR ABS OUTLET VALVE LEFT REAR ABS WHEEL SPEED SENSOR (LEFT REAR WHEEL HUB ASSEMBLIES) LUGGAGE COMPARTMENT RELAY/FUSE CARRIER ORG/BLU WIRE ORG/BRN WIRE ORG/WHT WIRE PASSENGER'S SIDE FUSE PANEL RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RIGHT FRONT ABS INLET VALVE RIGHT FRONT ABS OUTLET VALVE RIGHT FRONT ABS WHEEL SPEED SENSOR (RIGHT FRONT RIGHT REAR ABS INLET VALVE RIGHT REAR ABS OUTLET VALVE RIGHT REAR ABS WHEEL SPEED SENSOR (RIGHT REAR WHEEL HUB ASSEMBLIES) WHEEL HUB ASSEMBLIES) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE

2.0L 3.0L ABS WARNING LAMP ACTIVE STEERING CONTROL MODULE (UNDER DRIVER'S SEAT) ASR/ESP CONTROL LAMP BLK WIRE BLK/VIO WIRE BLK/YEL WIRE BRAKE LIGHT SWITCH BRN WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM DISCONTINUED PHASED IN MODIFICATION ESP SENSOR UNIT ESP SENSOR UNIT 2 (W/ DYNAMIC STEERING W/ GEARBOX QUATTRO SPORT) FUSE FUSE CARRIER FUSE CARRIER FUSE FUSE FUSE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE NCA WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/WHT WIRE PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) RED/BLK WIRE RED/BRN WIRE RED/WHT WIRE STEERING ANGLE SENSOR (BEHIND STEERING WHEEL)

3.0L A/C COMPRESSOR REGULATOR VALVE A/C PRESSURE/ TEMPERATURE SENSOR (LEFT SIDE OF CONDENSER) AIR FLOW DOOR MOTOR (LEFT SIDE OF AIR INTAKE HOUSING) BLU/BLK WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CENTER OUTLET TEMPERATURE SENSOR CENTER VENT ADJUSTMENT MOTOR CLIMATRONIC CONTROL MODULE COMPUTER DATA LINES SYSTEM COOLANT PUMP (IF EQUIPPED) DEFROSTER DOOR MOTOR (LEFT SIDE OF A/C UNIT) DRIVER'S SIDE FUSE PANEL ENGINE COOLANT LEVEL (ECL) SENSOR EVAPORATOR VENT TEMPERATURE SENSOR (IN EVAPORATOR HOUSING) FOOTWELL FLAP MOTOR FOOTWELL OUTLET TEMPERATURE SENSOR FUSE FUSE CARRIER 1 FUSE CARRIER 2 GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED ORG/BRN WIRE ORG/GRN WIRE OUTSIDE AIR TEMPERATURE SENSOR (BEHIND FRONT GRILLE) PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) RECIRCULATION DOOR MOTOR (LEFT SIDE OF AIR INTAKE HOUSING) RED WIRE RED/BLU WIRE RED/YEL WIRE SUNLIGHT PHOTO SENSOR (UNDER CENTER OF DASH) TEMPERATURE REGULATOR FLAP MOTOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE

A/C PRESSURE/ TEMPERATURE SENSOR (LEFT SIDE OF CONDENSER) AUTOMATIC DAY/ NIGHT INTERIOR MIRROR BLK/BLU WIRE BLK/RED WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE PANEL ENGINE COOLANT LEVEL (ECL) SENSOR EVAPORATOR VENT TEMPERATURE SENSOR (IN EVAPORATOR HOUSING) FRESH AIR BLOWER (UNDER RIGHT SIDE OF AIR INTAKE HOUSING) FRESH AIR BLOWER CONTROL MODULE (LOWER RIGHT SIDE OF AIR INTAKE HOUSING) FUSE FUSE CARRIER 1 FUSE FUSE CARRIER 2 GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED HUMIDITY SENSOR LEFT FOOTWELL TEMPERATURE SENSOR (LEFT SIDE OF A/C UNIT) LEFT FRONT UPPER BODY OUTLET TEMPERATURE SENSOR (LEFT END OF DASH) NCA WIRE ORG/BRN WIRE ORG/GRN WIRE RED/BLU WIRE RIGHT FRONT UPPER BODY OUTLET TEMPERATURE SENSOR (RIGHT END OF DASH) VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/YEL WIRE WHT/BRN WIRE WHT/RED WIRE

ABS CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ALL WHEEL DRIVE CONTROL MODULE (IN SPARE TIRE WELL) AUTOMATIC DAY/ NIGHT INTERIOR MIRROR BATTERY MONITORING CONTROL MODULE (MIDDLE OF LUGGAGE COMPT, ON BATTERY) BLK/BLU WIRE BLK/WHT WIRE BLU/RED WIRE BRN WIRE DATA BUS ON BOARD DIAGNOSTIC INTERFACE (BEHIND CENTER OF DASH) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DIRECT SHIFT GEAR BOX DIRECTIONAL STABILIZATION ASSISTANCE CONTROL MODULE DISTANCE REGULATION CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF FRONT BUMPER) ESP SENSOR UNIT (UNDER DRIVER'S SEAT) ESP SENSOR UNIT 2 (W/ DYNAMIC STEERING, GEAR BOX QUATTRO SPORT) FUSE FUSE CARRIER 1 FUSE CARRIER 2 GENERATOR, VOLTAGE REGULATOR GRN/GRY WIRE GRN/VIO WIRE GRY/RED WIRE HEADLAMP RANGE/ CORNERING LAMP CONTROL MODULE (BEHIND GLOVE BOX) HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LANE CHANGE ASSISTANCE CONTROL MODULE (IF EQUIPPED) (ON LEFT TAILLIGHT ASSEMBLY) LANE CHANGE ASSISTANCE CONTROL MODULE 2 (ON RIGHT TAILLIGHT ASSEMBLY) LEFT RIGHT HEADLAMP HEADLAMP ASSEMBLY ASSEMBLY MULTITRONIC W/O NCA 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 PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) PHASED IN MODIFICATION RED/YEL WIRE SOUND SYSTEMS TRANSMISSION CONTROL MODULE (IN MECHATRONIC 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

2.0L 3.0L 3.OL BLK WIRE BLK/RED WIRE BLU/GRN WIRE BRAKE LIGHT SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CLIMATRONIC CONTROL MODULE CLUTCH POSITION SENSOR (M/T) COMPUTER DATA LINES SYSTEM CONTROL VALVE CONTROL MODULE (REAR OF ENGINE) CRUISE CONTROL SWITCH DIRECT SHIFT GEARBOX (DSG) MECHATRONIC DISTANCE REGULATION CONTROL MODULE (IF EQUIPPED) (RIGHT SIDE OF FRONT BUMPER) DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) FUSE FUSE 7 FUSE CARRIER FUSE CARRIER 2 GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE (ECM) POWER SUPPLY RELAY ENERGIZED HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LUGGAGE COMPARTMENT RELAY/FUSE CARRIER NCA WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE SHIFT INTERLOCK SYSTEM TRANSMISSION CONTROL MODULE (TCM) VIO/RED WIRE W/ CVT W/ 6-SPEED A/T W/ DIRECT SHIFT GEAR BOX W/O DIRECT SHIFT GEAR BOX WHT WIRE WHT/BLK WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC DAMPENING CONTROL MODULE (RIGHT SIDE OF TRUNK) END OF DASH) FUSE 12 FUSE 2 FUSE 6 FUSE CARRIER 2 FUSE CARRIER 4 GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LEFT FRONT DAMPENING ADJUSTMENT VALVE LEFT REAR DAMPENING ADJUSTMENT VALVE LUGGAGE COMPARTMENT RELAY/FUSE CARRIER (RIGHT SIDE OF LUGGAGE COMPT) ORG/BLK WIRE ORG/BRN WIRE PASSENGER SIDE FUSE PANEL (BEHIND RIGHT RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT DAMPENING ADJUSTMENT VALVE RIGHT FRONT LEVEL CONTROL SENSOR (IN RIGHT FRONT WHEELWELL) RIGHT REAR DAMPENING ADJUSTMENT VALVE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/WHT WIRE

AIR BAG SPIRAL RETURN/ SLIP RING (IN STEERING COLUMN) BLK WIRE BRN WIRE BUTTONS 1 2 3 4 5 6 7 8 9 10 COMPUTER DATA LINES SYSTEM DRIVER'S AIR BAG IGNITER DRIVER'S AIR BAG IGNITER 2 FUSE 12 FUSE 5 FUSE CARRIER 1 FUSE CARRIER 2 HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LEFT MULTI-FUNCTION BUTTONS MODE MULTI-FUNCTION STEERING WHEEL CONTROL MODULE NCA WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE PASSENGER'S SIDE FUSE PANEL (BEHIND RIGHT END OF DASH) RED WIRE RED/WHT WIRE RIGHT MULTI-FUNCTION SIGNAL HORN ACTIVATION STABILIZATION ASSISTANCE) STEERING ANGLE SENSOR (BEHIND STEERING WHEEL) STEERING WHEEL CONTROL MODULE STEERING WHEEL VIBRATION MOTOR (W/ DIRECTIONAL SUPPLEMENTAL RESTRAINTS SYSTEM TIPTRONIC DOWNSHIFT BUTTON (IF EQUIPPED) TIPTRONIC UPSHIFT BUTTON (IF EQUIPPED) W/ TIPTRONIC W/ DIRECTIONAL STABILIZATION ASSISTANCE WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM INTERIOR LIGHTS SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING, SEATS SYSTEMS ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER'S SIDE FUSE PANEL (BEHIND LEFT END OF DASH) ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM INSTRUMENT CLUSTER SYSTEM ENGINE CONTROLS SYSTEM WIPER/WASHER SYSTEM HORNS SYSTEM EXTERIOR LIGHTS SYSTEM POWER WINDOWS SYSTEM FUSE FUSE 10 FUSE 5 FUSE 6 FUSE 8 FUSE CARRIER 1 FUSE CARRIER 2 FUSE CARRIER 3 GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED LEFT REAR SEAT HEAD RESTRAINT ADJUSTMENT BUTTON (ENGINE START/STOP SYSTEM) ORG/BRN WIRE ORG/GRN WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SHIFT INTERLOCK SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM SEATS SYSTEM VEHICLE ELECTRICAL SYSTEM CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (UNDER LEFT SIDE OF DASH) VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WARNING SYSTEMS AIR CONDITIONING SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BLU WIRE