Audi·A3·2011 Audi A3·Wiring
Wiring diagram

2011 Audi A3 — power distribution

Sheets 4Labels 1397

Power distribution

2 1 2 1 A 5A 10A 15A 40A 5A 10A 5A 5A 5A 5A 5A 10A GENERATOR VEHICLE ELECTRICAL SYSTEM CONTROL MODULE FUSE PANEL C LEFT HEADLAMP POWER OUTPUT STAGE RIGHT HEADLAMP POWER OUTPUT STAGE ELECTRONIC DAMPING CONTROL MODULE AIR BAG CONTROL MODULE FRONT PASSENGER'S AIR BAG DISABLED INDICATOR LAMP ALL- WHEEL DRIVE CONTROL MODULE TELEPHONE AMPLIFIER VEHICLE ELECTRICAL SYSTEM CONTROL MODULE REAR WINDOW WIPER MOTOR RIGHT HEADLAMP ASSEMBLY LEFT HEADLAMP ASSEMBLY DATA LINK CONNECTOR HEADLAMP RANGE CONTROL MODULE POSITIVE CRANKCASE VENTILATION (PCV) HEATING ELEMENT MASS AIR FLOW (MAF) SENSOR & INTAKE AIR TEMPERATURE (IAT) SENSOR 2 ABS CONTROL MODULE ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM) DIRECT SHIFT GEARBOX (DSG) MECHATRONIC DATA BUS ON BOARD DIAGNOSTIC INTERFACE SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE FUEL PUMP (FP) CONTROL MODULE BRAKE LIGHT SWITCH POWER STEERING CONTROL MODULE LIGHT SWITCH MASS AIR FLOW (MAF) SENSOR HEATER CONTROL MODULE HIGH PRESSURE SENSOR A/C CONTROL MODULE BACKUP LIGHT SWITCH CLIMATRONIC CONTROL MODULE DRIVER SEAT HEATER CONTROL MODULE AUTOMATIC DAY/NIGHT INTERIOR MIRROR GARAGE DOOR OPENER CONTROL HEAD LEFT WASHER NOZZLE HEATER AIR QUALITY SENSOR OIL LEVEL THERMAL SENSOR FRONT PASSENGER SEAT HEATER CONTROL MODULE GARAGE DOOR OPENER CONTROL MODULE TIRE PRESSURE MONITORING BUTTON RIGHT WASHER NOZZLE HEATER PARKING AID CONTROL MODULE ASR/ESP BUTTON SEAT OCCUPIED RECOGNITION CONTROL MODULE 4 T10T T6 4 T10U 4 T5G 1 1 T6 T8B 3 T6Q T20C 15 3 4 2 5 6 4 1 19 19A 31 T52B 40A 41A 4 2 T52B 29 2 8 2 4 6 12 6 1 18 47 8 20 3A 1A 18A 47A 51 T94 74 T52C 34 1 20A 6A 5A 16 4 T14D 24 14 4 14 24 T14C 4 2A 4A 40 3 T26A 23 1 4 1 1 1 1 4 T10E T10K 9 T20E 13 3 T3W 14 87 3 8 T94 16 T20C 4 3 1 4 1 7 T16D T16F 1 1 1 1 4 9 4 BRN BLK/ BLK/ GRN GRY YEL/ GRY YEL/ (OR BRN) VIO BLK/ VIO BLK/ VIO BLK/ BRN/ RED BRN RED RED VIO BLK/ NCA NCA BLK VIO BLK/ NCA NCA NCA BRN/RED YEL BLK/ NCA BLK GRY BLK/ BRN/ RED BLK/ GRN WHT BLK/ BRN BLK/ BLK YEL BLK/ YEL BLK/ RED/ BLK RED BLK RED BLK WHT BLK/ YEL BLK/ RED RED/ WHT RED RED BLK/ VIO BLK/ GRN BLK/ GRY BRN BRN BLK/ GRY VIO BLK/ BLK BLK RED BRN/RED YEL BLK/ BLK/ YEL YEL BLK/ BLK/ VIO BLU BLK/ VIO BLK/ BLK/ YEL YEL BLK/ GRY BLK/ GRY BLK/ GRY BLK/ BLK GRY BLK/ GRY GRY GRY BLK/ BLK/ BLK/ VIO BLK/ VIO BLK/ GRY BLK/ VIO BLK/ VIO BLK/ RED BLK/ VIO BLK/ VIO BLK/ BLU BLK/ VIO BLK/ VIO BLK/ VIO BLK/ VIO BLK/ VIO BLK/ RED GRN/ VIO BLK/ POWER SUPPLY RELAY (TERMINAL 50) POWER SUPPLY RELAY 2 (TERMINAL 15) FUSE 40 FUSE 41 FUSE 2 FUSE 4 FUSE 3 FUSE 1 FUSE 20 FUSE 5 FUSE 19 FUSE 6 FUSE 47 FUSE 18 (ON 5-POSTION FUSE/RELAY CARRIER) (ON RELAY CARRIER) (BEHIND LEFT KICK PANEL) CBFA CCTA CBFA (W/O CELLULAR TELEPHONE 9ZX) (CBFA) (W/O HILL HOLD ASSIST) (CBFA) (IF EQUIPPED) (CCTA) W/O HILL HOLD ASSIST W/ HILL HOLD ASSIST (CBFA) W/ HILL HOLD ASSIST (HEATER W/ MANUAL REGULATION) (AIR CONDITIONING W/ MANUAL REGULATION) (W/ A/C DISPLAY CONTROL HEAD) (M/T) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) G44 FROM FUSE PANEL B (DIAGRAM 4 OF 4)
4 3 4 3 1 2 2 1 2 1 1 2 30A C D 15A 50A 40A 30A 40A 30A 40A 20A B 15A 7.5A 5A G 30A 150A 40A 80A E F 30A 50A 80A 80A B+ O 200A FUSE PANEL B DIRECT SHIFT GEARBOX (DSG) MECHATRONIC CLUTCH POSITION SENSOR BRAKE LIGHT/ BRAKE PEDAL SWITCH VEHICLE ELECTRICAL SYSTEM CONTROL MODULE ABS CONTROL MODULE FUSE PANEL C INSTRUMENT CLUSTER CONTROL MODULE RADIO OPERATING ELECTRONICS, NAVIGATION CONTROL MODULE SATELLITE RADIO EXTERNAL AUDIO SOURCE CONNECTION TELEPHONE TRANSCEIVER RADIO/NAVIGATION DISPLAY UNIT CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE ALARM HORN FUSE PANEL A GENERATOR PREHEATING COOLANT, HIGH HEAT OUTPUT RELAY PREHEATING COOLANT, LOW HEAT OUTPUT RELAY COOLANT FAN CONTROL (FC) MODULE ELECTRONIC DAMPING CONTROL MODULE POWER STEERING CONTROL MODULE FRONT PASSENGER POWER SEAT SWITCH DRIVER POWER SEAT SWITCH T10U 9 T10T 9 7 T4D B F H G E D C 8 9 T16G 15 T40 2 32 35 40 4 23 31 27 T20E 5 4 11 1 T52A 18 10 1 T2T T52C 42 1 32 1 2 8A 9A 10A 18 15 16 T16G 1 T8U 2 1 2 7 3 1 T52C T4X 1 3 3 T4W 1 2 1 1 32 2 T2A NCA RED/ BLK NCA NCA RED/ WHT RED/ WHT GRY BLK/ YEL) (OR RED/ RED/ BLK/ RED YEL GRN RED/ YEL RED/ BLK RED/ RED RED/ GRN RED/ BLU RED/ YEL RED/ YEL GRY YEL RED/ GRY YEL) (OR RED/ BLK/ RED/ YEL GRN RED/ YEL RED/ YEL RED/ BLU GRN RED/ GRN) RED/ RED/ BLK BLU RED/ GRN RED RED/ (OR RED/ WHT RED/ RED/ RED/ WHT WHT RED/ WHT) BLK WHT RED/ RED/ RED/ WHT BLK (OR RED/ RED/ WHT RED RED GRN/ WHT RED/ RED GRN/ GRN/ RED RED/ GRN RED/ WHT RED/ GRN RED/ WHT BLK RED/ BLK RED/ BLK RED/ BLK RED/ RED/ BLK BLK RED RED RED WHT RED/ NCA RED BLK RED/ FUSE 5 FUSE 4 FUSE 28 FUSE 1 FUSE 16 FUSE 26 FUSE 29 FUSE 25 FUSE 10 FUSE 9 FUSE 8 SAFETY FUSE 1 FUSE 7 FUSE 3 FUSE 6 FUSE 4 FUSE 1 FUSE 2 FUSE 5 (INTEGRATED IN ENGINE COMPARTMENT E-BOX) M/T A/T W/O HILL HOLD ASSIST W/ HILL HOLD ASSIST W/O HILL HOLD ASSIST W/O GENERATOR (140A) W/ GENERATOR (140A) (GENERATION 11) (IF EQUIPPED) (RNS-E) (RNS-LOW) (RNS-E) (IF EQUIPPED) (W/ ANTI-THEFT ALARM SYSTEM) FROM FUSE 3 (DIAGRAM 4 OF 4) FROM FUSE PANEL B (DIAGRAM 4 OF 4) TO FUSE PANEL C (DIAGRAM 3 OF 4) TO FUSE PANEL C (DIAGRAM 3 OF 4) FROM FUSE PANEL C (DIAGRAM 3 OF 4) FROM ENGINE COMPONENT POWER SUPPLY RELAY (DIAGRAM 4 OF 4) TO FUSE PANEL C (DIAGRAM 3 OF 4)
1 2 1 2 1 2 1 1 J G 10A H 10A 10A 10A 10A 5A 10A B 20A 30A 20A E H O 20A 30A 40A 15A 30A 20A 30A 20A 30A FUSE PANEL C VEHICLE ELECTRICAL SYSTEM CONTROL MODULE FRONT PASSENGER'S DOOR CONTROL MODULE DRIVER DOOR CONTROL MODULE CLIMATRONIC CONTROL MODULE POWER SUNROOF CONTROL MODULE LIGHT SWITCH CLIMATRONIC CONTROL MODULE RAIN/LIGHT RECOGNITION SENSOR HEADLAMP WASHER RELAY DRIVER SEAT HEATER CONTROL MODULE DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DATA LINK CONNECTOR TIRE PRESSURE MONITORING CONTROL MODULE FRONT PASSENGER'S SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FRONT PASSENGER SEAT HEATER CONTROL MODULE LEFT REAR DOOR MODULE CONTROL RIGHT REAR DOOR MODULE CONTROL FUSE PANEL C REAR WINDOW DEFOGGER RELAY SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE FRESH AIR BLOWER CONTROL MODULE FUEL PUMP (FP) CONTROL MODULE RIGHT REAR DOOR CONTROL MODULE LEFT REAR DOOR CONTROL MODULE FRONT PASSENGER'S DOOR CONTROL MODULE DRIVER DOOR CONTROL MODULE HEATED OXYGEN SENSOR (HO2S) & OXYGEN SENSOR (O2S) HEATER RADIATOR IDENTIFICATION SENSOR LEAK DETECTION PUMP (LDP) LEAK DETECTION PUMP (LDP) 2 T10A 11 T20 T20A 11 T20M 11 11 T20L 13 T20M T20I 13 T20A 13 13 T20 T8O 3 T10U 8 T8N 3 T10T 8 T10T 3 T10U 3 14 13 16 15 17 36 37 33 26 25 27 24 23 T2BW 2 12 32 14A 13A 12A 12 T16D 18 T20F 18 T20G 12 12 T20O T20N 16A 42 T52B 17A 36A 15A 1 3 4 37A 33A 32A 14 13 T16D 4 22 32 T6B 3 16 4 3 5 5 26A 25A 27A T10K 10 4 2 1 A 2 1 22 43 38 22A 24A 23A 43A 38A 28 28A 4 T20F 20 1 T20G 20 T20O T52B T20N 20 20 3 2 2 3 4 1 1 3 3 3 RED/ YEL RED/ WHT GRN RED/ GRN RED/ GRN RED/ GRN RED/ RED/YEL RED/ YEL RED/ YEL WHT RED/ WHT RED/ NCA NCA NCA NCA NCA NCA NCA NCA NCA NCA NCA NCA NCA RED/ BLK RED RED RED RED RED/ VIO YEL RED/ RED/ YEL RED/ YEL BLK YEL RED/ RED/ YEL BLK RED/ GRN/ RED RED/ WHT RED BLK BLK WHT RED/ RED/ RED/ YEL YEL YEL RED/ RED/ RED/ RED/ RED/ YEL WHT RED/ RED/ YEL RED/ YEL YEL RED/ RED/ YEL YEL WHT RED/ BLK RED YEL YEL RED/ RED RED/ RED/ RED/ VIO RED/ GRY VIO RED/ VIO BLU RED/ RED/ RED/ RED/ GRY RED RED RED BLU WHT RED/ GRN BLK RED/ RED/ RED/ BLU GRN RED/ RED/ RED GRN RED/ GRN RED/ BLU BLK GRY/ RED/ BLK RED/ BLU GRY/ WHT/ RED (OR RED/ BRN) BRN RED/ NCA BRN BRN BRN BRN BRN BRN RED/ WHT/ RED BRN BRN RED/ BRN RED/ FUSE 36 FUSE 14 FUSE 13 FUSE 17 FUSE 37 FUSE 33 FUSE 16 FUSE 12 FUSE 32 FUSE 15 FUSE 26 FUSE 23 FUSE 24 FUSE 27 FUSE 38 FUSE 43 FUSE 28 FUSE 22 FUSE 25 SOCKET CIGARETTE LIGHTER 12V SOCKET (ON RIGHT "C" PILLAR) (BEHIND RIGHT KICK PANEL) (BEHIND RIGHT KICK PANEL) MANUAL SEATS POWER SEATS W/ HEATED SEATS (W/ INTERIOR LIGHTS) (W/ A/C DISPLAY CONTROL HEAD) (W/ A/C DISPLAY CONTROL HEAD) (W/ AUTOMATIC HEAD & TAILLIGHT CONTROL) CBFA CCTA G62 G638 G638 FROM FUSE PANEL B (DIAGRAM 2 OF 4) FROM FUSE PANEL C (DIAGRAM 3 OF 4) TO SAFETY FUSE 1 (DIAGRAM 2 OF 4) FROM ALARM HORN (DIAGRAM 2 OF 4) FROM FUSE PANEL A (DIAGRAM 2 OF 4) TO FUSE PANEL C (DIAGRAM 3 OF 4) FROM FUSE PANEL B (DIAGRAM 4 OF 4) INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM
1 2 1 2 F (OR 5A) W/O HILL HOLD ASSIST W/ HILL HOLD ASSIST 30A 10A L A K 15A 5A D 50A 30A 5A 5A 15A 5A 10A K 5A 10A M L J 20A 20A N C 15A 10A 20A M N STARTER FUSE PANEL B COOLANT CIRCULATION PUMP RELAY ENGINE CONTROL MODULE (ECM) DATA BUS ON BOARD DIAGNOSTIC INTERFACE STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE AMPLIFIER AMPLIFIER/ WOOFER HORN RELAY INSTRUMENT CLUSTER CONTROL MODULE FUSE PANEL B SECONDARY AIR INJECTION (AIR) PUMP RELAY STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE OXYGEN SENSOR (O2S) (BEHIND THREE WAY CATALYTIC CONVERTER (TWC)) & OXYGEN SENSOR (O2S) HEATER IGNITION COIL 1 W/ POWER OUTPUT STAGE OXYGEN SENSOR (O2S) (BEHIND THREE WAY CATALYTIC CONVERTER (TWC)) & OXYGEN SENSOR (O2S) 1 (BEHIND THREE WAY CATALYTIC CONVERTER (TWC)) HEATER IGNITION COIL 2 W/ POWER OUTPUT STAGE VEHICLE ELECTRICAL SYSTEM CONTROL MODULE OXYGEN SENSOR (O2S) 3 (BEHIND THREE WAY CATALYTIC CONVERTER (TWC)) & OXYGEN SENSOR (O2S) 3 (BEHIND THREE WAY CATALYTIC CONVERTER (TWC)) HEATER FUEL PRESSURE REGULATOR VALVE ENGINE CONTROL MODULE (ECM) WIPER MOTOR CONTROL MODULE ENGINE COMPONENT POWER SUPPLY RELAY IGNITION COIL 3 W/ POWER OUTPUT STAGE INTAKE MANIFOLD RUNNER CONTROL (IMRC) VALVE EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE SECONDARY AIR INJECTION (AIR) SOLENOID VALVE CAMSHAFT ADJUSTMENT VALVE 1 WASTEGATE BYPASS REGULATOR VALVE TURBOCHARGER RECIRCULATING VALVE COOLANT CIRCULATION PUMP RELAY COOLANT FAN CONTROL (FC) MODULE IGNITION COIL 4 W/ POWER OUTPUT STAGE T14 6 T14 5 T20B 19 1 T4D 18 2 1 12 M L A 4 2 3 1 3 T40 23 17 24 25 18 1 1 19 T20B 1 3 2 T52A 6 15 28 38 22 14 24 T94 6 69 92 5 3 21 26 3 1 1 1 4 19 8 39 4 3 16 11 8 9 1 1 1 12 32 1 4 28 T94 T40 1 1 1 1 2 1 1 1 2 13 1 1 3 RED BLU RED/ RED/ WHT RED/ YEL YEL BLK/ BLK BLU/ RED RED/ WHT WHT RED/ RED/ WHT BRN BLK/ BLU/ RED RED/ BLU BLK RED RED BLK RED/ BLU RED/ BLU YEL RED/ RED/ BRN RED/ WHT BLU YEL RED/ RED/ BRN RED/ BRN BRN BLK/ RED/ RED/ WHT VIO BLK RED/ RED/ GRY BLK/ BLK RED/ GRN RED/ GRY BLK/ VIO GRY BLK RED/ BLK/ RED/ YEL) GRN GRN RED/ RED/ GRN RED/ (OR RED/ RED/ BLK YEL BLK/ RED WHT/ YEL BLK/ YEL BLK/ YEL BLK/ BRN) (OR RED/ GRN RED/ RED YEL BLK/ BLU RED/ BLU RED/ RED/ RED/ GRN RED/ GRN RED/ GRN RED/ YEL BLK/ RED/ BLU NCA NCA BRN BLU BLU BRN BLU/ BLU/ BLU/ RED RED RED BLU/ RED/ BLU RED/ BLU BLU RED/ RED NCA BLU/ RED RED/ RED/ GRN GRN BLK/YEL BLK/ YEL YEL BLK/ YEL BLK/ WHT/ WHT/ BATTERY MOTRONIC ENGINE CONTROL MODULE (ECM) POWER SUPPLY RELAY FUSE 10 FUSE 6 FUSE 18 FUSE 30 FUSE 17 FUSE 12 FUSE 13 FUSE 22 FUSE 23 FUSE 15 ENGINE COMPONENT POWER SUPPLY RELAY FUSE 3 FUSE 2 FUSE 24 FUSE 21 FUSE 19 FUSE 14 FUSE 20 (LEFT SIDE OF ENGINE COMPT) (INTEGRATED IN ENGINE COMPARTMENT E-BOX) (INTEGRATED IN ENGINE COMPARTMENT E-BOX) (NOT USED) CCTA CBFA (CCTA) (CCTA) (CBFA) CBFA CCTA (W/O HILL HOLD ASSIST) (CCTA) (CBFA) (CBFA) (CBFA) (CBFA) G12 TO ENGINE COMPONENT POWER SUPPLY RELAY (DIAGRAM 4 OF 4) TO FUSE 14 (DIAGRAM 4 OF 4) TO POWER SUPPLY RELAY 2 (TERMINAL 15) (DIAGRAM 1 OF 4) TO BRAKE LIGHT/ BRAKE PEDAL SWITCH (DIAGRAM 2 OF 4) TO LEAK DETECTION PUMP (LDP) (DIAGRAM 3 OF 4) TO COOLANT CIRCULATION PUMP RELAY (DIAGRAM 4 OF 4) FROM FUSE 15 (DIAGRAM 4 OF 4) FROM FUSE 30 4 OF 4) (DIAGRAM TO FUSE 28 (DIAGRAM 2 OF 4) TO FUSE 7 (DIAGRAM 2 OF 4) FROM COOLANT CIRCULATION PUMP RELAY (DIAGRAM 4 OF 4) FROM FUSE PANEL B (DIAGRAM 4 OF 4) TO ENGINE COMPONENT POWER SUPPLY RELAY (DIAGRAM 4 OF 4)