Audi A3 8P facelift 2 (2008-2013) yel/vio Wiring diagrams

AFTER-RUN COOLANT PUMP (LEFT SIDE OF ENGINE, BELOW OIL FILTER) BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN (OR BLK) WIRE BRN WIRE CBEA CCTA, CBFA CBFA CBFA CCTA CCTA COOLANT CIRCULATION PUMP RELAY (CBFA) (ON FUSE PANEL "B") COOLANT CIRCULATION PUMP RELAY (CCTA) (ON FUSE PANEL "B") COOLANT FAN COOLANT FAN 2 (FRONT OF ENGINE COMPT, BEHIND RADIATOR) COOLANT FAN CONTROL (FC) CONTROL MODULE (FRONT OF ENGINE COMPARTMENT) ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON RADIATOR) (ON LOWER RADIATOR HOSE) ENGINE COOLANT TEMPERATURE SENSOR (2.0L TURBO: RIGHT EXCEPT CBFA FUSE 23 FUSE 24 FUSE PANEL B (INTEGRATED IN ENGINE COMPT E-BOX) HOT AT ALL TIMES FUSE PANEL A FUSE 3 HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED NCA WIRE REAR OF ENGINE) (2.0L TURBO DIESEL: LEFT REAR OF ENGINE) RED/BLU WIRE RED/WHT WIRE VIO/RED WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

AFTER-RUN COOLANT PUMP (LEFT SIDE OF ENGINE, BELOW OIL FILTER) BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN (OR BLK) WIRE BRN WIRE CBEA CCTA, CBFA CBFA CCTA COOLANT CIRCULATION PUMP RELAY (CBFA) (ON FUSE PANEL "B") COOLANT CIRCULATION PUMP RELAY (CCTA) (ON FUSE PANEL "B") COOLANT FAN COOLANT FAN 2 (FRONT OF ENGINE COMPT, BEHIND RADIATOR) COOLANT FAN CONTROL (FC) CONTROL MODULE (FRONT OF ENGINE COMPARTMENT) ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (2.0L TURBO: RIGHT ENGINE COOLANT TEMPERATURE SENSOR (ON RADIATOR) (ON LOWER RADIATOR HOSE) EXCEPT CBFA FUSE 23 FUSE PANEL B (INTEGRATED IN FUSE ENGINE COMPT E-BOX) HOT AT ALL TIMES FUSE PANEL A FUSE 3 HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED NCA WIRE REAR OF ENGINE) (2.0L TURBO DIESEL: LEFT REAR OF ENGINE) RED/BLU WIRE RED/WHT WIRE VIO/RED WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

AIR BAG CONTROL MODULE (UNDER FRONT OF CENTER CONSOLE) AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) (BEHIND STEERING WHEEL) BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COLUMN) COMPUTER DATA LINES SYSTEM DRIVER AIR BAG IGNITER, IGNITER 2 IGNITER DRIVER'S SIDE AIR BAG IGNITER FRONT PASSENGER'S AIR BAG DISABLED INDICATOR LAMP FRONT PASSENGER'S AIR BAG IGNITER FUSE 3 FUSE 4 FUSE PANEL GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HEAD CURTAIN AIR BAG IGNITER (DRIVER'S) (LEFT REAR SIDE OF ROOF) HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED IGNITER IGNITER 2 NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM REAR PASSENGER'S SIDE AIR BAG (FRONT PASSENGER'S SIDE) IGNITER REAR PASSENGER'S SIDE AIR BAG IGNITER (DRIVER'S SIDE) (IF EQUIPED) RED WIRE STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (UNDER STEERING VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BRN WIRE FRONT PASSENGER'S SIDE AIR BAG IGNITER GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BRN WIRE GRY/RED WIRE HEAD CURTAIN AIR BAG IGNITER (FRONT PASSENGER'S) (RIGHT REAR SIDE OF ROOF) LEFT REAR SEAT BELT TENSIONER IGNITER (DRIVER'S SIDE) NCA WIRE RED WIRE RIGHT REAR SEAT BELT TENSIONER IGNITER SAFETY BELT TENSIONER IGNITER 1 (DRIVER'S) (BASE OF LEFT "B" PILLAR) SAFETY BELT TENSIONER IGNITER 1 (FRONT PASSENGER'S) (BASE OF RIGHT "B" PILLAR) SEAT OCCUPIED RECOGNITION PRESSURE SENSOR (ON BASE OF FRONT PASSENGER'S SEAT) SEAT OCCUPIED RECOGNITION SAFETY BELT FORCE SENSOR SOLID STATE WHT WIRE YEL WIRE YEL/GRY WIRE YEL/VIO WIRE

AIR BAG CONTROL MODULE (UNDER FRONT OF CENTER AIR BAG MALFUNCTION INDICATOR LAMP BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONSOLE) DRIVER'S SAFETY BELT SWITCH (IN DRIVER'S SEAT BELT LATCH) FRONT AIR BAG CRASH SENSOR (DRIVER'S) (LEFT FRONT OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRY WIRE INSTRUMENT CLUSTER NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE REAR SIDE AIR BAG CRASH SENSOR (DRIVER'S SIDE) REAR SIDE AIR BAG CRASH SENSOR (FRONT PASSENGER'S SIDE) RED WIRE SIDE AIR BAG CRASH SENSOR (DRIVER'S) (IN DRIVER'S DOOR) SIDE AIR BAG CRASH SENSOR (FRONT PASSENGER'S) (IN FRONT PASSENGER'S DOOR) SOLID STATE WHT WIRE YEL WIRE YEL/GRY WIRE YEL/VIO WIRE

BEHIND THREE WAY CATALYTIC CONVERTER (TWC), BEHIND THREE WAY CATALYTIC CONVERTER (TWC), HEATER (UNDER VEHICLE, IN EXHAUST) BLK WIRE BLK/ GRY WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM STARTING/ CHARGING SYSTEM ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RADIATOR) (ON LOWER RADIATOR HOSE) FUSE 13 FUSE 2 FUSE 21 FUSE 14 FUSE 15 FUSE 22 FUSE 23 FUSE 24 GRN RED/ WIRE GRN WIRE GRN/RED WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE PANEL B (INTEGRATED IN ENGINE COMPT E-BOX) M/T A/T MOTRONIC ENGINE CONTROL MODULE (ECM) POWER SUPPLY RELAY NCA WIRE POWER DISTRIBUTION SYSTEM RADIATOR IDENTIFICATION SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/YEL WIRE VIO WIRE VIO/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL RED/ WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

14-PIN CONNECTOR (NOT USED) BEHIND THREE WAY CATALYTIC CONVERTER (TWC), BEHIND THREE WAY CATALYTIC CONVERTER (TWC), HEATER (UNDER VEHICLE, IN EXHAUST) BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM STARTING/CHARGING SYSTEM ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RADIATOR) (ON LOWER RADIATOR HOSE) FUSE 13 FUSE 21 FUSE 22 FUSE 23 FUSE 15 FUSE 14 FUSE 24 FUSE PANEL B (INTEGRATED IN ENGINE COMPT E-BOX) GRN RED/ WIRE GRN WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES M/T A/T MOTRONIC ENGINE CONTROL MODULE (ECM) POWER SUPPLY RELAY NCA WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE VIO WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

ABS CONTROL MODULE (AT RIGHT REAR OF ENGINE COMPT) BEHIND THREE WAY CATALYTIC CONVERTER (TWC), BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE ENGINE SPEED (RPM) SENSOR (LEFT REAR OF ENGINE) EXHAUST FLAP UNIT EXHAUST PRESSURE SENSOR 1 (ON EGR HOUSING) EXHAUST PRESSURE SENSOR 2 FUEL PRESSURE SENSOR (ON LEFT SIDE OF ENGINE, IN FUEL RAIL) GRN WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE NCA WIRE POWER SUPPLY RELAY (TERMINAL 50) (ON 5-POSITION FUSE/RELAY CARRIER) PREHEATING COOLANT, HIGH HEAT OUTPUT RELAY PREHEATING COOLANT, LOW HEAT OUTPUT RELAY RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE THROTTLE VALVE CONTROL MODULE (ON THROTTLE BODY) TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE W/ HILL HOLD ASSIST W/O HILL HOLD ASSIST WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

AUXILIARY FUEL PUMP (LEFT FRONT OF ENGINE) AUXILIARY FUEL PUMP RELAY BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE EGR TEMPERATURE SENSOR ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT REAR OF ENGINE) FUEL LEVEL SENSOR, TRANSFER FUEL PUMP (FP) FUEL PUMP (FP) RELAY FUEL TEMPERATURE SENSOR (LEFT SIDE OF ENGINE) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHARGE PRESSURE ACTUATOR POSITION SENSOR (REAR OF ENGINE COMPT) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CYLINDER FUEL INJECTORS (ABOVE CYLINDERS) ENGINE CONTROL MODULE (REAR OF ENGINE COMPT) FUSE 10 FUSE 14 FUSE 22 FUSE 24 GRN WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE HOT W/ POWER SUPPLY RELAY (TERMINAL 30, B+) ENERGIZED HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED ORG/BLK WIRE ORG/BRN WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE STARTING/CHARGING SYSTEM VIO WIRE VIO/BLK WIRE WASTEGATE BYPASS REGULATOR VALVE (LEFT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE