Diagram sections — 32 (112 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Automatic A/C Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011: 29 (behind left kick panel) g44 (behind right kick panel) g638 (in engine compartment, on a/c high pressure line) high pressure sensor (in right plenum chamber) air quality sensor 16a 22a 37a A/c compressor regulator valve (rear of a/c compressor) Climatronic control module Evaporator vent temperature sensor (right front of center console) Fresh air blower (under right side of dash) Fresh air blower control module (below right side of dash) Fuse 10a Fuse 20a Fuse 40a Fuse 5a Fuse panel c G638 (behind right kick panel) Hot at all times Left footwell vent temperature sensor (left side of hvac unit) Left temperature flap motor & potentiometer/ actuator (left side of hvac unit) Nca Red Right footwell vent temperature sensor (top right side of hvac unit) Seats system T10a T16d T20j W/ heated seats Automatic A/C Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Automatic A/C Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011: 18 (in left dash air vent) left vent temperature sensor (in right dash air vent) right vent temperature sensor (top left center of dash) sunlight photo sensor Central flap motor position sensor (on central flap actuator motor) Climatronic control module Computer data lines system Defroster flap motor position sensor (on defroster flap motor) Fuse 50a Fuse panel b (integrated in engine compt e-box) Hot at all times Recirculation flap motor, air flow flap motor & back pressure flap motor position sensor (recirculation flap motor: behind glove box) (air flow flap motor: left side of fresh air blower unit) Red Right temperature flap motor & potentiometer/actuator (lower right side of hvac unit) Seats system T12f T16e T40 T8d Automatic A/C Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Automatic A/C Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011: 30 After-run coolant pump (left side of engine, below oil filter) Cbea Cbfa Ccta Ccta & cbfa 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 rear of engine) (2.0l turbo diesel: left rear of engine) Except cbfa Fuse 10a Fuse 50a Fuse 5a Fuse panel a Fuse panel b (integrated in engine compt e-box) G607 (in left plenum chamber) G655 (on left headlight) Hot at all times Nca T2az T2e T40 T4d T60 T94
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, with Hill-Hold Assist for Audi A3 2.0T Quattro 2011 List of elements for Anti-lock Brakes Wiring Diagram, with Hill-Hold Assist for Audi A3 2.0T Quattro 2011: 55 (under steering column) Abs control module (at right rear of engine compt) Abs hydraulic pump Abs hydraulic unit Abs warning ind Asr/esp button Asr/esp control lamp Brake light switch (top of brake pedal assembly) Brake pad wear ind lamp Brake pressure sensor 1 Computer data lines system 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 Fuse 22 5a Fuse 25 40a Fuse 4 20a Fuse 5a Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G43 (behind right kick panel) G44 (behind left kick panel) Headlight range control module (behind right center of dash) Hot at all times Instrument cluster control module Interior lights system Left front abs inlet valve Left front abs outlet valve Left front abs wheel speed sensor Left front brake pad wear sensor Left front level control system sensor (w/o electronic damping) Left rear abs inlet valve Left rear abs outlet valve Left rear abs wheel speed sensor M/t Nca Red Right front abs inlet valve Right front abs outlet valve Right front abs wheel speed sensor (w/ electronic damping) Right rear abs inlet valve Right rear abs outlet valve Right rear abs wheel speed sensor Steering angle sensor (behind steering wheel) Steering column electronic systems control module T26a T26b T40 T52c Vacuum sensor (if equipped) Vehicle electrical system control module (below left side of dash) W/ cornering light W/o cornering light Anti-lock Brakes Wiring Diagram, without Hill-Hold Assist for Audi A3 2.0T Quattro 2011 List of elements for Anti-lock Brakes Wiring Diagram, without Hill-Hold Assist for Audi A3 2.0T Quattro 2011: 54 (under steering column) 2.0l turbo Abs control module (at right rear of engine compt) Abs hydraulic pump Abs hydraulic unit Abs warning ind Asr/esp button Asr/esp control lamp Brake pad wear ind Brake pressure sensor 1 Computer data lines system Driving dynamic regulation high pressure switch valve 1 Driving dynamic regulation high pressure switch valve 2 Driving dynamic regulation switch valve 1 Driving dynamic regulation switch valve 2 Esp sensor unit Fuse 10a Fuse 16 30a Fuse 2 5a Fuse 4 30a Fuse 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G43 (behind right kick panel) G44 (behind left kick panel) G638 (behind right kick panel) Headlight range control module (behind right center of dash) Hot at all times Instrument cluster control module Interior lights system Left front abs inlet valve Left front abs outlet valve Left front abs wheel speed sensor Left front brake pad wear sensor Left front level control system sensor (w/o electronic damping) Left rear abs inlet valve Left rear abs outlet valve Left rear abs wheel speed sensor Nca Red Right front abs inlet valve Right front abs outlet valve Right front abs wheel speed sensor Right rear abs inlet valve Right rear abs outlet valve Right rear abs wheel speed sensor Steering angle sensor (behind steering wheel) Steering column electronic systems control module T16a T26a T26b Vehicle electrical system control module (below left side of dash) W/ cornering light W/o cornering light
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Anti-theft Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 35 12a 13a 23a 28a 38a Anti-theft immobilizer reading coil Central locking safe indicator lamp Computer data lines system Driver interior locking button Driver's door central locking lock unit Driver's door control module (integrated in driver's door window regulator motor) Front passenger door central locking lock unit Front passenger interior locking button Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse 30a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Instrument cluster control module Interior lights system Interior lights systems Right rear central locking lock unit Right rear door control module (integrated in right rear door window regulator motor) T20 T20a T20f T20g T20m T20o T32a T32b T8d W/ front passenger's door opener illumination Anti-theft Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Anti-theft Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 40 (behind right kick panel) g638 (left side of luggage compt lid) left antenna module 17a 3 door 5 door Alarm horn (if equipped) (in right front wheelwell) Antenna amplifier 2 Central locking & anti-theft alarm system antenna Computer data lines system Front hood switch (base of engine compt hood latch) Fuse 5a Fuse panel c G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) G655 (on left headlight) Hot at all times Interior lights system Left rear central locking lock unit Left rear door control module (integrated in left rear door window regulator motor) Nca Parking brake contact switch Passenger compartment monitoring & alarm system off switches Rear lid central locking system motor Rear window defogger w/ window antenna Rear window glass breakage sensor (w/ anti-theft alarm) Rear/center central locking switch T20l T20n T2h T52a T52b T52c T8ac T8b Trunk lid alarm switch Trunk lid alarm switch & rear lid central locking system motor Vehicle electrical system control module (below left side of dash) W/ navigation W/o navigation
BODY CONTROL MODULES Steering Column Electronic Systems Control Module Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Steering Column Electronic Systems Control Module Wiring Diagram for Audi A3 2.0T Quattro 2011: 36 (behind left kick panel) g44 (rear of engine compt) engine control module (ecm) 2.0l cbfa Air bag spiral spring/return spring (w/ slip ring) (behind steering wheel) Computer data lines system Cruise control switch (if equipped) Cruise control system computer data lines system Driver's air bag igniter Driver's air bag igniter 2 Except 2.0l cbfa Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Hot at all times Ignition switch key lock solenoid Ignition/starter switch Left multi-function buttons Mode Multi-function steering wheel control module Nca Right multi-function buttons Signal horn activation Steering angle sensor (behind steering wheel) Steering column electronic systems control module (under steering column) Steering wheel control module T20b T40 T4n T52c T94 Tiptronic downshift button Tiptronic upshift button Transmissions system Turn signal switch Vehicle electrical system control module (below left side of dash) W/ hill hold assist Windshield wiper/ washer switch Vehicle Electrical System Control Module Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Vehicle Electrical System Control Module Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 31 (behind left kick panel) g44 15a 43a Anti-theft system Defogger system Door locks & defogger systems Door locks & trunk, tailgate, fuel doors systems Door locks system & anti-theft system Exterior lights system Fuse 10a Fuse 20a Fuse 26 30a Fuse 3 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 Headlights & exterior lights system Headlights system Horns system Hot at all times Interior lights system Power distribution system Power tops system Red Seats system T40 T52a T52b Trunk, tailgate, fuel doors system Vehicle electrical system control module (below left side of dash) Wiper/washer system Vehicle Electrical System Control Module Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Vehicle Electrical System Control Module Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 23 17a Computer data lines system Engine controls system Exterior lights system Fuse 16 30a Fuse 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 Headlights Headlights system Hot at all times Interior lights system Nca Sound systems Starting/charging system Steering column electronic systems control module circuit System T40 T52c Transmissions system Vehicle electrical system control module (below left side of dash) W/ hill hold assist
COMPUTER DATA LINES Computer Data Lines Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Computer Data Lines Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 39 (behind center console storage compt) data bus on board diagnostic interface 16a Abs control module (at right rear of engine compt) All wheel drive control module (left front of rear axle differential) Automatic day/ night interior mirror (if equipped) Data link connector Direct shift gearbox mechatronic (if equipped) (on transmission housing) Electronic damping control module (under front passenger's seat) Engine control module (rear of engine compt) Fuse 10a Fuse 12 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 G638 (behind right kick panel) Headlight range control module (behind right center of dash) Hot at all times Left headlamp power output stage (w/ cornering light) Nca Parking aid control module (right side of luggage compt) Power steering control module (below steering rack) Rain/light recognition sensor (w/ automatic head & taillight control) (on interior rearview mirror) Right headlamp power output stage (w/ cornering light) Selector lever sensor system control module (left side of selector lever base) T10k T16f T20e T26a T26b T3w T40 T6q T8y T94 W/ cornering light W/ hill hold assist W/o cornering light W/o hill-hold assist w/ hill-hold assist Wiper motor control module (integral to windshield wiper motor) Computer Data Lines Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Computer Data Lines Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 41 (left side of luggage compt) (if equipped) navigation/ tv tuner (left side of luggage compt) (if equipped) satellite radio (w/ audi music interface & rsn-e) external audio source connection (w/ handsfree) telephone transceiver (w/ rns-e) operating electronics navigation control module (w/ rns-low) radio/navigation display unit control module 20 pin connector (not used) A/c control module Air bag control module (under front of center console) Alarm horn (w/ anti-theft alarm system) (in right front wheelwell) Amplifier/ woofer Auxiliary heater control module Climatronic control module Driver's door control module (integrated in driver's door window regulator motor) Front passenger's door control module (integrated in right front door window regulator motor) Inclination/ anti-theft control module (w/ anti-theft alarm system) Instrument cluster control module Interior monitoring sensor (w/ anti-theft alarm system) Left rear door control module (integrated in left rear door window regulator motor) Radio (w/ radio generation 2 plus) Right rear door control module (integrated in right rear door window regulator motor) Steering column electronic systems control module (under steering column) T16e T16g T20 T20a T20b T20f T20g T20i T20m T20n T20o T2av T52b T52c T8t Tire pressure monitoring control module (behind glove compt) Towing recognition control module (right side of luggage compt) Vehicle electrical system control module (below left side of dash) Vehicle positioning system interface control module W/ hill hold assist
COOLING FAN Cooling Fan Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Cooling Fan Wiring Diagram for Audi A3 2.0T Quattro 2011: 30 After-run coolant pump (left side of engine, below oil filter) Cbea Cbfa Ccta Ccta & cbfa 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 rear of engine) (2.0l turbo diesel: left rear of engine) Engine coolant temperature sensor (on radiator) (on lower radiator hose) Except cbfa Fuse 10a Fuse 50a Fuse 5a Fuse panel a Fuse panel b (integrated in engine compt e-box) G607 (in left plenum chamber) G655 (on left headlight) Hot at all times Nca T2az T2e T40 T4d T60 T94
CRUISE CONTROL
2.0L TURBO 2.0L Turbo, Cruise Control Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Cruise Control Wiring Diagram for Audi A3 2.0T Quattro 2011: 31 All-wheel drive control module (left front of rear axle differential) Brake light switch & brake pedal switch (brake light switch: top of brake pedal assembly) Cbfa Ccta Clutch position sensor (m/t) Computer data lines system Cruise control ind Cruise control switch (if equipped) Direct shift gearbox (dsg) mechatronic (on transmission housing) Fuse 5a Fuse panel b (integrated in engine compartment e-box) G44 (behind left kick panel) Hot at all times Instrument cluster control module M/t Motronic engine control module (in center of plenum chamber) Nca Steering column electronic systems control module (under steering column) T20b T20e T40 T4al T60 T6q T8q T94 Throttle position (tp) sensor & accelerator pedal position sensor 2 (on accelerator pedal) Throttle valve control module (on throttle body) Transmission input speed (rpm) sensor Transmission output speed (rpm) sensor Transmission output speed (rpm) sensor 2
2.0L TURBO DIESEL 2.0L Turbo Diesel, Cruise Control Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Cruise Control Wiring Diagram for Audi A3 2.0T Quattro 2011: 30 All-wheel drive control module (left front of rear axle differential) Brake light switch & brake pedal switch (brake light switch: top of brake pedal assembly) Computer data lines system Cruise control ind Cruise control switch (if equipped) Direct shift gearbox (dsg) mechatronic (on transmission housing) Engine control module (ecm) (rear of engine compt) Fuse 10a Fuse 5a Fuse panel b (integrated in engine compartment e-box) G44 (behind left kick panel) G655 (on left headlight) Hot at all times Instrument cluster control module Nca Steering column electronic systems control module (under steering column) T14 T20b T20e T40 T4al T60 T6q T8y T94 Throttle position (tp) sensor & accelerator pedal position sensor 2 (throttle position (tp) sensor: on throttle body) (accelerator pedal position sensor 2: on accelerator pedal) Throttle valve control module (on throttle body) Transmission input speed (rpm) sensor Transmission output speed (rpm) sensor Transmission output speed (rpm) sensor 2
DEFOGGERS Heated Mirrors Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Heated Mirrors Wiring Diagram for Audi A3 2.0T Quattro 2011: 22 12a Climatronic control module (w/ a/c display control head) Computer data lines system Driver heated outside mirror Driver side outside mirror assembly Driver's door control module (integrated in driver's door window regulator motor) Front passenger heated outside mirror Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Nca Passenger side outside mirror assembly T16b T16c T16e T20 T20a T20f T20g Rear Defogger Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Rear Defogger Wiring Diagram for Audi A3 2.0T Quattro 2011: 36 25a Climatronic control module (a/c display control head) Computer data lines system Fuse 30a Fuse 5a Fuse panel b (integrated in engine compartment e-box) Fuse panel c G42 G61 (on left "c" pillar) G62 (on right "c" pillar) G638 (behind right kick panel) Heated rear window Heater control module (if equipped) Hot at all times Left antenna module (left side of luggage compt lid) Nca Power distribution system Rear window defogger indicator lamp Rear window defogger relay (on relay carrier) Rear window defogger switch Rear window defogger w/ T16e T40 T52a T52b T52c T6a T8ac Vehicle electrical system control module (below left side of dash) W/ 3 door version W/ 5 door version W/ navigation W/o navigation Window antenna Windshield antenna suppression filter (in rear lid) Windshield antenna suppression filter (w/ navigation) (in rear lid)
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Electronic Power Steering Wiring Diagram for Audi A3 2.0T Quattro 2011: 17 Computer data lines system Fuse 10a Fuse 80a Fuse panel a Fuse panel c G671 (on left front long member) Hot at all times Nca Power steering control module (below steering rack) Red Steering angle sensor (behind steering wheel) Steering column electronic systems control module (under steering column) Steering torque sensor (in power steering rack) T20b T2a T3w T5a
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Electronic Suspension Wiring Diagram for Audi A3 2.0T Quattro 2011: 22 20a Computer data lines system Dampening adjustment button Electronic damping control module (under front passenger's seat) Fuse 30a Fuse 5a Fuse panel a Fuse panel c G638 (behind right kick panel) Hot at all times Left front dampening adjustment valve Left front level control system sensor Left rear dampening adjustment valve Left rear level control system sensor Pnk Red Right front dampening adjustment valve Right front level control sensor Right rear dampening adjustment valve Right rear level control system sensor T52b Vehicle electrical system control module (below left side of dash)
ENGINE PERFORMANCE
2.0L TURBO 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (1 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (1 of 6) for Audi A3 2.0T Quattro 2011: 23 (in left plenum chamber) g607 A/t 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 10a Fuse 15a Fuse 20a Fuse 5a Fuse panel b (integrated in engine compt e-box) Hot at all times M/t Nca Oxygen sensor (o2s) 3 behind three way catalytic converter (twc) & oxygen sensor (o2s) 1 behind three way catalytic converter (twc) heater (under vehicle, in exhaust) Oxygen sensor (o2s) behind three way catalytic converter (twc) & heater (under vehicle, in exhaust) Power distribution system Radiator identification sensor Red T14 T40 T94 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (2 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (2 of 6) for Audi A3 2.0T Quattro 2011: 25 (below left side of dash) vehicle electrical system control module (in left plenum chamber) g607 (left side of engine, below oil filter) after-run coolant pump (m/t) clutch position sensor 14-pin connector (not used) A/t Abs control module (at right rear of engine compt) Brake light switch & brake pedal switch (brake light switch: top of brake pedal assembly) Coolant circulation pump relay (on fuse panel "b") Direct shift gear box (dsg) mechatronic (on transmission housing) G44 (behind left kick panel) G607 (in left plenum chamber) Heated oxygen sensor (ho2s) & oxygen sensor (o2s) heater (in exhaust at turbocharger exit) Leak detection pump (ldp) M/t Nca Red T14 T20e T2az T52b T52c Throttle position (tp) sensor & accelerator pedal position sensor 2 (on accelerator pedal) W/ hill hold assist W/o hill hold assist 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (3 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (3 of 6) for Audi A3 2.0T Quattro 2011: 16 (awd) fuel level sensor 2 (under right side of rear seat) fuel pump (fp) control module Fuel level sensor & transfer fuel pump (fp) Fuse 40a Fuse panel b (integrated in engine compt e-box) G15 G62 (on right "c" pillar) G655 (on left headlight) Hot at all times Ignition coils w/ power output stage (top of cylinder head, above cylinders) Nca Red Secondary air injection (air) pump relay T14 T40 To spark plug 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (4 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (4 of 6) for Audi A3 2.0T Quattro 2011: 27 18a 27a Camshaft position (cmp) sensor (front of cylinder head) Computer data lines system Engine coolant level/temperature (ecl/ect)warning lamp Engine coolant temperature (ect) gauge Engine coolant temperature (ect) sensor (right rear of engine) Engine electronics ind lamp Fuel gauge Fuel pressure sensor (on left side of engine, in fuel rail) Fuel reserve warning lamp Fuse 10a Fuse 15a Fuse 5a Fuse panel c Hot at all times Instrument cluster control module Knock sensor (ks) 1 (on left front of engine block, near head) Knock sensor (ks) 2 (on left rear of engine block, near head) Mil ind Nca Oil pressure switch (on oil filter bracket) Oil pressure warning lamp Red Secondary air injection sensor 1 T14 T6s 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (5 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (5 of 6) for Audi A3 2.0T Quattro 2011: 11 (on engine block near transmission) engine speed (rpm) sensor (on engine intake air duct) mass air flow (maf) sensor (on throttle body) throttle valve control module Cylinder fuel injectors (right side of engine, below intake manifold) Engine control module (rear of engine compt) Fuse 10a Fuse panel c Nca Red T60 T8i 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (6 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CBFA (6 of 6) for Audi A3 2.0T Quattro 2011: 24 (in charge air pipe) charge air pressure sensor (left side of engine) intake air temp- erature (iat) sensor (on cylinder head, in intake manifold) intake manifold runner position sensor (on left headlight) g655 Camshaft adjustment valve 1 (top rear of right cylinder head) Computer data lines system Engine control module (rear of engine compt) Evaporative emission (evap) canister purge regulator valve (left rear of engine) Fuel pressure regulator valve (rear of engine) Fuse 10a Fuse panel b (integrated in engine compt e-box) Hot at all times Intake manifold runner control (imrc) valve Nca Red Secondary air injection (air) pump motor Secondary air injection (air) solenoid valve T14 T40 T60 T6s T94 Turbocharger recirculating valve (top front of engine) Wastegate bypass regulator valve (right rear of engine compt) 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (1 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (1 of 6) for Audi A3 2.0T Quattro 2011: 21 (in left plenum chamber) g607 14 pin connector (not used) t14 A/t Cooling fans system Cruise control system Engine control module (rear of engine compt) Engine coolant temperature (ect) sensor (radiator) (on lower radiator hose) Fuse 10a Fuse 15a Fuse 20a Fuse 5a Fuse panel b (integrated in engine compt e-box) Hot at all times M/t Nca Oxygen sensor (o2s) behind three way catalytic converter (twc) & oxygen sensor (o2s) 1 (behind three way catalytic converter (twc)) heater (under vehicle, in exhaust) Red Starting/charging system T14 T40 T94 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (2 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (2 of 6) for Audi A3 2.0T Quattro 2011: 24 (below left side of dash) vehicle electrical system control module (brake light switch: top of brake pedal assembly) brake light switch & brake pedal switch (m/t) clutch position sensor A/t Abs control module (at right rear of engine compt) Coolant circulation pump relay (on fuse panel "b") Fuse 20a Fuse panel b (integrated in engine compt e-box) G44 (behind left kick panel) G607 (in left plenum chamber) Heated oxygen sensor (ho2s) & oxygen sensor (o2s) heater (in exhaust, at turbocharger exit) Hot at all times Leak detection pump (ldp) M/t Nca Red T14 T40 T52b T52c Throttle position (tp) sensor & accelerator pedal position sensor 2 (on accelerator pedal) Transmissions system W/ hill hold assist W/o hill hold assist 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (3 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (3 of 6) for Audi A3 2.0T Quattro 2011: 15 (awd) fuel level sensor 2 (in left plenum chamber) g607 (left side of engine, below oil filter) (on right "c" pillar) g62 (under right side of rear seat) fuel pump (fp) control module After-run coolant pump Fuel level sensor & transfer fuel pump (fp) G15 G655 (on left headlight) Ignition coils w/ power output stage (top of cylinder head, above cylinder) Nca Red T14 T2az To spark plug 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (4 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (4 of 6) for Audi A3 2.0T Quattro 2011: 22 27a Camshaft position (cmp) sensor (front of cylinder head) Computer data lines system Engine coolant level/temperature (ecl/ect) warning lamp Engine coolant temperature (ect) gauge Engine coolant temperature (ect) sensor (right rear of engine) Engine electronics ind lamp Fuel gauge Fuel pressure sensor (on left side of engine, in fuel rail) Fuel reserve warning lamp Fuse 10a Fuse 15a Fuse panel c Hot at all times Instrument cluster control module Knock sensor (ks) 1 (on left front of engine block, near head) Mil ind Nca Oil pressure switch (on oil filter bracket) Oil pressure warning lamp T14 T6s 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (5 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (5 of 6) for Audi A3 2.0T Quattro 2011: 10 (on engine block near transmission) engine speed (rpm) sensor (on engine intake air duct) mass air flow (maf) sensor (on throttle body) throttle valve control module Cylinder fuel injectors (right side of engine, below intake manifold) Engine control module (rear of engine compt) Fuse 10a Fuse panel c Nca T60 T8i 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (6 of 6) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Engine Performance Wiring Diagram, CCTA (6 of 6) for Audi A3 2.0T Quattro 2011: 20 (in charge air pipe) charge air pressure sensor (left side of engine) intake air temp- erature (iat) sensor (on cylinder head, in intake manifold) intake manifold runner position sensor Camshaft adjustment valve 1 (top rear of right cylinder head) Computer data lines system Engine control module (rear of engine compt) Evaporative emission (evap) canister purge regulator valve (left rear of engine) Fuel pressure regulator valve (rear of engine) Fuse 10a Fuse panel b (integrated in engine compt e-box) Hot at all times Intake manifold runner control (imrc) valve Nca T14 T40 T60 T6s T94 Turbocharger recirculating valve (top front of engine) Wastegate bypass regulator valve (right rear of engine compt)
2.0L TURBO DIESEL 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (1 of 5) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (1 of 5) for Audi A3 2.0T Quattro 2011: 26 (at accelerator pedal & on throttle body) accelerator pedal position sensor 2 & throttle position (tp) sensor (behind left kick panel) g639 (in left plenum chamber) g607 (on engine intake air duct) mass air flow (maf) sensor Auxiliary air heater heating element Cruise control system Engine control module (rear of engine compt) Engine coolant temperature (ect) sensor (on radiator) (on lower radiator hose) Engine preheating heating element Exhaust gas temperature (egt) sensor 1 (on egr housing) Exhaust gas temperature (egt) sensor 2 (on egr housing) Exhaust gas temperature (egt) sensor 3 (on egr housing) Exhaust gas temperature (egt) sensor 4 (in exhaust, upstream of particulate filter) Exterior socket (115v) Fuse 10a Fuse 30a Fuse 40a Fuse 80a Fuse panel a Fuse panel b (integrated in engine compt e-box) Heater control module (if equipped) Nca Red T10aa T40 T94 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (2 of 5) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (2 of 5) for Audi A3 2.0T Quattro 2011: 27 (behind left kick panel) g44 (below left side of dash) vehicle electrical system control module (brake light switch: top of brake pedal assembly) brake light switch & brake pedal switch (on egr housing & in exhaust at turbocharger exit) (under vehicle, in exhaust) oxygen sensor (o2s) behind three way catalytic converter (twc) & oxygen sensor 1 (o2s) (behind three way catalytic converter (twc)) heater Abs control module (at right rear of engine compt) Egr potenti- ometer & exhaust gas recirculation (egr) motor (integral to exhaust gas recirculation motor & in egr housing) 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) G655 (on left headlight) Heated oxygen sensor (ho2s) & oxygen sensor (o2s) heater High heat output relay Low heat output relay Nca Preheating coolant, Red T14 T149 T52b T52c Throttle valve control module (on throttle body) Transmissions system W/ hill hold assist W/o hill hold assist 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (3 of 5) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (3 of 5) for Audi A3 2.0T Quattro 2011: 20 (on relay carrier under engine compt e-box) automatic glow time control module Auxiliary fuel pump (left front of engine) Auxiliary fuel pump relay 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) Fuse 50a Fuse 5a Fuse panel b (integrated in engine compt e-box) G607 (in left plenum chamber) G62 (on right "c" pillar) G638 (behind right kick panel) Red T10aa T14 T40 T60 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (4 of 5) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (4 of 5) for Audi A3 2.0T Quattro 2011: 26 (integral to cylinder glow plug assembly & above cylinders) (on oil filter bracket) oil pressure switch (w/ awd) fuel level sensor 2 27a Camshaft position (cmp) sensor (front of cylinder head) Computer data lines system Diesel particle filter indicator lamp Engine coolant level/temp (ecl/ect) warning lamp Engine coolant temperature (ect) gauge Engine electronics ind Fuel gauge Fuel metering valve (left front of engine) Fuel pressure regulator valve (rear of engine) Fuel reserve warning lamp Fuse 10a Fuse 15a Fuse panel c Instrument cluster control module Internal pressure sensor cylinder 1 & glow plug 1 Internal pressure sensor cylinder 2 & glow plug 2 Internal pressure sensor cylinder 3 & glow plug 3 Internal pressure sensor cylinder 4 & glow plug 4 Mil ind Oil pressure warning lamp Red T14 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (5 of 5) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Engine Performance Wiring Diagram, CBEA (5 of 5) for Audi A3 2.0T Quattro 2011: 22 (if equipped) positive crankcase ventilation (pcv) heating element (in charge air pipe) intake air temperature (iat) & charge air pressure sensor (rear of engine compt) Charge pressure actuator position sensor (rear of engine compt) Computer data lines system Cooling fans system Cylinder fuel injectors (above cylinders) Engine control module Exhaust gas recirculation (egr) position sensor 2 & motor 2 (integral to exhaust gas recirculation motor 2 & in egr housing) Fuse 10a Fuse 20a Fuse 5a Fuse panel b (integrated in engine compt e-box) Intake manifold runner position sensor & intake flap motor (on intake manifold & rear of cylinder head) Red Starting/charging system T14 T40 T4at T60 T94 Wastegate bypass regulator valve (left rear of engine compt)
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Backup Lamps Wiring Diagram for Audi A3 2.0T Quattro 2011: 18 (on left "c" pillar) Automatic day/ night interior mirror (w/o automatic high beam control) Backup lamp Backup light switch (m/t) Computer data lines system Direct shift gearbox (dsg) mechatronic (on transmission housing) Fuse 5a Fuse panel c G61 G61 (on left "c" pillar) Left taillamp assembly 1 Right taillamp assembly 1 T20e T52a T52c T8ac T8b Vehicle electrical system control module (below left side of dash) Exterior Lamps Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 47 (behind right kick panel) g638 3-door 5-door Backup lamp Backup lamps circuit Brake lamp Brake/ turn signal lamp Computer data lines system Emergency flasher switch Front turn signal lamp Fuse 5a Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 G61 (on left "c" pillar) G655 (on left headlight) Hot at all times Instrument cluster control module Left headlight assembly Left taillamp assembly Left turn signal ind lamp License plate light Light switch Nca Parking brake ind lamp Parking lamp Parking light ind lamp Rear turn signal lamp Right turn signal ind lamp Steering column electronic systems control module (under steering column) T10e T20b T40 T52a T52b T52c T6a T8ac T8b Tail lamp Turn signal switch Vehicle electrical system control module (below left side of dash) W/ bi-xenon headlights W/ cornering headlights W/ drl, automatic headlight & taillight control W/o bi-xenon headlights Exterior Lamps Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 49 (brake light switch: top of brake pedal assembly) brake light switch/brake padel switch 16a Abs control module (at right rear of engine compt) Backup lamp Backup lamps circuit Brake lamp Brake/ turn lamp Cbea Ccta & cbfa Computer data lines system Driver exterior mirror turn signal lamp Driver's door control module (integrated in driver's door t16b window regulator motor) Engine control module (ecm) (rear of engine compt) Front passenger exterior mirror turn signal lamp Front passenger's door control module (integrated in right front door window regulator motor) Front turn signal lamp Fuse 10a Fuse 22 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G44 (behind left kick panel) G61 (on left "c" pillar) G62 (on right "c" pillar) G638 (behind right kick panel) High mount brake light Hot at all times Left headlight assembly M/t Nca Parking lamp Rain/light recognition sensor (w/ automatic headlight & taillight control) (on interior rearview mirror) Rear turn signal lamp Right headlight assembly Right taillamp assembly 1 Right taillamp assembly 2 T16c T20f T20g T40 T8ac T8b T94 Tail lamp W/ bi-xenon headlights W/ cornering headlights W/ hill hold assist W/o bi-xenon headlights W/o hill hold assist Wiper/washer system
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Ground Distribution Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011: 20 A/c compressor regulator valve, left front fog lamp (if equipped), driver door control module, left rear door control module, driver backrest heating element & power sunroof control module Asr/esp button (w/o hill hold assist) Brake light switch Central locking safe indicator lamp, steering column electronic systems control module, instrument cluster control module, light switch, vehicle electrical system control module & data link connector (dlc) Data bus on board diagnostic interface, ashtray illumination, parking brake contact switch, emergency flasher switch, selector lever sensor system control module, headlamp range control module, center console storage illumination (if equipped), tire pressure monitoring control module & asr/esp button (w/ hill hold assist) Driver seat heater control module, driver backrest heating element, left front heatted seat, driver seat lumbar support adjustment switch & driver's power seat switch Fresh air blower control module & electronic damping control module Front passenger door control module, right rear door control module, front passenger backrest heating element, 12v socket, right front fog lamp (if equipped), cigarette lighter & headlamp washer pump Front passenger seat heater control module, front passenger backrest heating element, right front heated seat, front passenger seat lumbar support adjustment switch & front passenger power seat switch G42 G44 (behind left kick panel) G638 (behind right kick panel) Left front brake pad wear sensor Left washer nozzle heater (if equipped), right washer nozzle heater (if equipped), high pressure sensor, alarm horn (if equipped) & auxiliary fuel pump (cbea) Rain/light recognition sensor (automatic head & taillight control), front interior light, garage door opener control module, automatic day/night interior mirror, driver vanity mirror lamp contact switch, front passenger vanity mirror lamp contact switch & garage door opener control module Red Right headlight assembly, high tone horn & low tone horn Steering column electronic systems control module, data bus on board diagnostic interface & instrument cluster control module Storage compartment lighting, glove compartment lamp switch, damping adjustment button, parking aid button, air quality sensor, climatronic control module (w/ a/c display control head), tire pressure monitoring button (w/ hill hold assist), rear/center central locking switch & heater control module (if equipped) Vehicle electrical system control module Ground Distribution Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Ground Distribution Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011: 20 Amplifier Amplifier shield Amplifier/woofer shield Coolant fan control (fc) control module Direct shift gearbox (dsg) mechatronic External audio source connection shield G610 (under front of center console) G655 (on left headlight) G662 (on left "c" pillar) Ignition coil 1 to 4 w/ power output stage (except cbea) Ipod baseplate, cd changer & usb connection baseplate Left headlight assembly, wiper motor control module, front hood switch & oil level thermal sensor Nca Operating electronics, navigation control module shield, radio shield, cd changer, ipod baseplate, usb connection baseplate & radio/navigation display unit control module shield Radio shield (w/ external audio source) Radio, telephone transceiver, radio/ navigation display unit control module, operating electronics, navigation control module, external audio source connection & 8 pin connector (prepared for radio) Satellite radio shield, radio shield & operating electronics, navigation control module Secondary air injection (air) pump motor (cbfa) Telephone amplifier (w/o cellular telephone 9zx), amplifier/woofer & satellite radio (if equipped) Throttle valve control module (cbea) Ground Distribution Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Ground Distribution Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011: 22 (except cbea) Abs control module Battery Clutch position sensor (m/t), engine control module (ecm), after-run coolant pump (except cbea), & automatic glowtime control module (cbea) Fuel pump (fp) control module (except cbea), socket, park aid control module, right taillamp assembly 2 & fuel level sensor (cbea) G12 (left side of engine compt) G15 G18 G43 (behind right kick panel) G53 (right side of rear lid) G607 (in left plenum chamber) G61 (on left "c" pillar) G62 (on right "c" pillar) G639 (behind left kick panel) G671 (on left front long member) Heated rear window (w/o radio) Ignition coil 1 to 4 w/ power output stage Power steering control module Rear courtesy light, luggage compartment light, all wheel drive control module, left taillamp assembly 2 & radio frequency controlled clock receiver Rear lid handle unlock switch, rear lid central locking system motor, trunk lid alarm switch (3 door), rear window glass breakage sensor (w/ anti-theft alarm), right taillamp assembly 1, high mount brake light (w/ s line equipment), license plate light, left taillamp assembly 1 & rear window wiper motor Vehicle electrical system control module (cbfa & ccta) & auxiliary air heater heating element (cbea) Windshield antenna suppression filter (w/ radio or navigation system)
HEADLIGHTS Headlights Wiring Diagram, with Bi-Xenon with Cornering Headlights (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Headlights Wiring Diagram, with Bi-Xenon with Cornering Headlights (1 of 2) for Audi A3 2.0T Quattro 2011: 42 (not used) (under steering column) steering column electronic systems control module Ambient lighting deactivation switch (coming- home- switch) Computer data lines system Dynamic cornering light motor Exterior lights system Fog lamp switch (if equipped) Front turn signal lamp Fuse 10a Fuse 5a Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 G44 (behind left kick panel) G655 (on left headlight) Headlamp beam adjustment motor Headlamp power output stage Hi-beam ind Hid lamp Hid lamp control module Hot at all times Instrument cluster control module Interior lights system Led parking lamp/drl module Left headlight assembly Light switch Low beam reflector motor Nca Parking lamp Swivel module position sensor T10e T20b T40 T52a T52b T52c T6j Turn signal switch Vehicle electrical system control module (below left side of dash) W/ drl & taillight control W/ front fog lamps Headlights Wiring Diagram, with Bi-Xenon with Cornering Headlights (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Headlights Wiring Diagram, with Bi-Xenon with Cornering Headlights (2 of 2) for Audi A3 2.0T Quattro 2011: 23 (behind right center of bash) (not used) Computer data lines system Dynamic cornering light motor Front turn signal lamp Fuse 5a Fuse panel c G638 (behind right G638 (behind right kick panel) Headlamp beam adjustment motor Headlamp power output stage Headlight range control module Hid lamp Hid lamp control module Kick panel) Led parking lamp/drl module Left front level control system sensor (w/o electronic damping) Left rear level control system sensor (w/o electronic damping) Low beam reflector motor Parking brake contact switch Parking lamp Right headlight assembly Swivel module position sensor Headlights Wiring Diagram, with Bi-Xenon without Cornering Headlights (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Headlights Wiring Diagram, with Bi-Xenon without Cornering Headlights (1 of 2) for Audi A3 2.0T Quattro 2011: 27 Ambient lighting deactivation switch (coming- home- switch) Computer data lines system Exterior lights system Fog lamp switch (if equipped) Front turn signal lamp Fuse 10a Fuse panel c G42 G44 (behind left kick panel) G655 (on left headlight) Headlamp beam adjustment motor Hid lamp Hid lamp control module Interior lights system Led parking lamp/ drl module Left headlight assembly Light switch Low beam reflector motor Parking lamp T10e T52a T52b T52c T6j Vehicle electrical system control module (below left side of dash) W/ drl & taillight control W/ front fog lamps Headlights Wiring Diagram, with Bi-Xenon without Cornering Headlights (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Headlights Wiring Diagram, with Bi-Xenon without Cornering Headlights (2 of 2) for Audi A3 2.0T Quattro 2011: 16 (w/o electronic damping) left front level control system sensor Computer data lines system Front turn signal lamp G638 (behind right kick panel) Headlamp beam adjustment motor Headlight range control module (behind right center of dash) Hi-beam ind Hid lamp Hid lamp control module Instrument cluster control module Led parking lamp/ drl module Left rear level control system sensor (w/o electronic damping) Low beam reflector motor Parking brake contact switch Parking lamp Right headlight assembly Headlights Wiring Diagram, without Bi-Xenon Headlights for Audi A3 2.0T Quattro 2011 List of elements for Headlights Wiring Diagram, without Bi-Xenon Headlights for Audi A3 2.0T Quattro 2011: 45 (behind right kick panel) g638 16a Ambient lighting deactivation switch (coming-home-switch) Computer data lines system Daytime running light & parking light lamp Emergency flasher switch Exterior lights system Fog lamp switch (if equipped) Fuse 10a Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 G44 (behind left kick panel) G638 (behind right G638 (behind right kick panel) G655 (on left headlight) Hi-beam ind High beam head lamp Hot at all times Instrument cluster control module Instrument panel illumination dimmer switch Interior lights system Kick panel) Left front fog lamp (if equipped) Left headlight assembly Light switch Low beam head lamp Nca Parking brake contact switch Right front fog lamp (if equipped) Right headlight assembly Steering column electronic systems control module (under steering column) T10e T20b T2bw T40 T52a T52b T52c T6j Turn signal switch Vehicle electrical system control module (below left side of dash) W/ drl & taillight control W/ front fog lamps
HORN Horn Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Horn Wiring Diagram for Audi A3 2.0T Quattro 2011: 20 (not used) Air bag spiral spring/return spring (w/ slip ring) (behind steering wheel) Computer data lines system Fuse 17 15a Fuse panel b (integrated in engine compt e-box) G638 (behind right kick panel) High tone horn Horn relay (on relay carrier) Hot at all times Low tone horn Multi-function steering wheel control module Nca Signal horn activation Steering column electronic systems control module (under steering column) Steering wheel control module T20b T40 T52b T52c Vehicle electrical system control module (below left side of dash)
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 40 (behind left kick panel) g44 Abs warning lamp Air bag malfunction ind lamp Anti-theft immobilizer reading coil Asr/esp control lamp Brake fluid level warning switch (in brake fluid reservoir cap) Brake pad wear ind lamp Computer data lines system Cruise control ind lamp Door ajar indicator lamp Engine coolant level (ecl) warning switch (on coolant reservoir) Engine coolant level/ temperature (ecl/ect) warning lamp Engine coolant temperature gauge Engine electronic ind lamp Fuel filler lid lock warning lamp Fuel gauge Fuel level sensor 2 (awd) Fuel reserve warning lamp Fuse 5a Fuse panel c G42 Generator warning lamp ind High beam ind lamp Hot at all times Instrument cluster control module Left front brake pad wear sensor Left turn signal ind lamp Malfunction ind lamp (mil) Oil pressure warning lamp Outside air temperature display Outside air temperature sensor (behind left side of front bumper) Parking brake ind lamp & brake system warning lamp Parking light ind lamp Radio frequency controlled clock Rear hatch/ trunk lid ajar warning lamp Red Right turn signal ind lamp Tire pressure monitoring display ind lamp Warning buzzer & tone Windshield washer fluid level sensor Instrument Cluster Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 39 (below left side of dash) vehicle electrical system control module (left side of selector lever base) (a/t) selector lever sensor system control module 2.0l turbo 2.0l turbo diesel Computer data lines system Driver's door central locking lock unit Driver's door contact switch Driver's door control module (integrated in driver's door window regulator motor) Front passenger's door central locking lock unit Front passenger's door contact switch Front passenger's door control module (integrated in right front door window regulator motor) Fuel level sensor Fuel pump (fp) control module (under right side of rear seat) G61 (on left "c" pillar) G638 (behind right kick panel) G655 (on left headlight) Left rear central locking lock unit Left rear door contact switch Left rear door control module (integrated in left rear door window regulator motor) Nca Oil level thermal sensor (if equipped) (bottom of lower oil pan) Oil pressure switch (on oil filter bracket) Parking brake contact switch Radio frequency controlled clock receiver Right rear central locking lock unit Right rear door contact switch Right rear door control module (integrated in right rear door window regulator motor) T10k T14 T20 T20a T20f T20g T20l T20m T20n T20o T52a T52c
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 41 15a Computer data lines system Driver illuminated vanity mirror lamp (w/o garage door opener) Driver vanity mirror lamp contact switch Driver's door central locking lock unit (door contact switch) Driver's door control module (integrated in driver's door window regulator motor) Driver's door opener illumination (if equipped) Front passenger door opener illumination Front passenger illuminated vanity mirror lamp (w/o garage door opener) Front passenger interior locking button Front passenger vanity mirror lamp contact switch Front passenger's door central locking lock unit (door contact switch) Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse panel c G42 G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) Glove compartment lamp switch Glove compartment light Hot at all times Left footwell light Light switch Luggage compartment light Rear lid remote control lock switch/ fuel tank lid unlock button Red Right footwell light T10e T20 T20a T20f T20g T32a T32b T52a T52b T52c Vehicle electrical system control module (below left side of dash) W/ drl, automatic head & taillight control W/ front passenger door opener illumination Courtesy Lamps Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 25 (not used) Driver map/ reading light Front interior light Front passenger map/ reading light G44 (behind left kick panel) G61 (on left "c" pillar) Illum Instrument illumination circuit Left rear central locking lock unit (door contact switch) Left rear door control module (integrated in left rear door window regulator motor) Left rear door opener illumination (if equipped) Left rear reading lamp Rear courtesy light Right rear central locking lock unit (door contact switch) Right rear door control module (integrated in right rear door window regulator motor) Right rear door opener illumination (if equipped) Right rear reading lamp T20l T20m T20n T20o T32e T32f W/ left rear entry lights & left rear door warning light W/ right rear entry lights & right rear door warning light Instrument Illumination Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 37 (if (w/ e-box high) (w/ e-box low) 12v socket 16a 8-pin connector (not used) Ashtray illumination Center console storage illumination (w/ storage compartment lighting) Cigarette lighter Computer data lines system Emergency flasher switch Equipped) Exterior lights system Fog lamp switch Front interior light Fuse 1 fuse 16 30a Fuse 10a Fuse panel b (integrated in engine compt e-box) Fuse panel c G42 G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) Hot at all times Illumination dimmer Light switch Rear courtesy light Rear/center central locking switch Storage compartment illumination (if equipped) T10e T2bw T4o T52a T52b T52c Vehicle electrical system control module (below left side of dash) W/ drl, automatic head & taillight control W/ front fog lamps Instrument Illumination Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 21 5 door Alarm system-off-switch/ passenger compartment monitoring switch Central locking- safe- indicator light Computer data lines system Courtesy lamps circuit Driver's door control module (integrated in driver's door window regulator motor) Driver's interior locking button Front passenger's door control module (integrated in right front door window regulator motor) Front passenger's interior locking button G44 (behind left kick panel) Left front window regulator switch Mirror adjustment switch Rear lid remote control lock switch/ fuel tank lid unlock button T20 T20f T20g T32a T32b T8d W/ passenger compartment monitoring W/o passenger compartment monitoring
NAVIGATION Navigation Wiring Diagram, with RNS-E with Amplifier (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Amplifier (1 of 3) for Audi A3 2.0T Quattro 2011: 31 (under front of center console) g610 Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Heated rear window Hot at all times Nca Operating electronics, navigation control module Power distribution system Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm) Red Satellite radio (if equipped) (left side of luggage compt) T12l T12m T16g T40 T8p T8t T8u Telephone transceiver (w/ cellular telephone) W/ satellite radio W/o satellite radio Navigation Wiring Diagram, with RNS-E with Amplifier (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Amplifier (2 of 3) for Audi A3 2.0T Quattro 2011: 30 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module 10a Antenna amplifier (top left side of cargo area lid) Center mid/high range speaker Defogger system Fuse 7.5a Fuse panel c Hot at all times Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T52c T8d Navigation Wiring Diagram, with RNS-E with Amplifier (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Amplifier (3 of 3) for Audi A3 2.0T Quattro 2011: 10 (under front of center console) g610 Amplifier/woofer Computer data lines system External audio source connection G610 (under front of center console) G662 (on left "c" pillar) Operating electronics, navigation control module T32d W/ audi music interface W/o audi music interface Navigation Wiring Diagram, with RNS-E with Bose (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Bose (1 of 3) for Audi A3 2.0T Quattro 2011: 30 (left side of luggage compt) (under front of center console) g610 Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Heated rear window Hot at all times Nca Operating electronics, navigation control module Power distribution system Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm) Satellite radio (if equipped) T12l T12m T16g T40 T8t T8u Telephone transceiver (w/ cellular telephone) W/ satellite radio W/o satellite radio Navigation Wiring Diagram, with RNS-E with Bose (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Bose (2 of 3) for Audi A3 2.0T Quattro 2011: 30 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module 10a Antenna amplifier (top left side of cargo area lid) Defogger system Fuse 7.5a Fuse panel c G610 (under front of center console) Hot at all times Inside microphone Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T52c Navigation Wiring Diagram, with RNS-E with Bose (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, with RNS-E with Bose (3 of 3) for Audi A3 2.0T Quattro 2011: 12 Amplifier (right side of luggage compt) Bass speaker Center mid/high range speaker Computer data lines system External audio source connection G610 (under front of center console) Operating electronics, navigation control module Red T32d T8d W/ audi music interface W/o audi music interface Navigation Wiring Diagram, without RNS-E with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, without RNS-E with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011: 29 (under front of center console) g610 18-pin connector (not used) Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system External audio source connection (if equipped) Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) Heated rear window Hot at all times Nca Power distribution system Radio/navigation display unit control module Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm system) Red T12l T12m T16g T18a T8p Telephone transceiver W/ handsfree W/o handsfree Navigation Wiring Diagram, without RNS-E with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, without RNS-E with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011: 31 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module (under front of center console) g610 Amplifier/woofer Antenna amplifier (top left side of cargo area lid) Center mid/high range speaker Computer data lines system Defogger system G662 (on left "c" pillar) Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T4o T52c T8d Navigation Wiring Diagram, without RNS-E with Bose (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, without RNS-E with Bose (1 of 2) for Audi A3 2.0T Quattro 2011: 29 (under front of center console) 18 pin connector (not used) Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system External audio source connection (if equipped) Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 G610 (under front of center console) Heated rear window Hot at all times Nca Power distribution system Radio/navigation display unit control module Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm system) T12l T12m T16g T18a T40 Telephone transceiver W/ hands free W/o hands free Navigation Wiring Diagram, without RNS-E with Bose (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Navigation Wiring Diagram, without RNS-E with Bose (2 of 2) for Audi A3 2.0T Quattro 2011: 31 Amplifier (right side of luggage compt) Antenna amplifier (top left side of cargo area lid) Bass speaker Center mid/high range speaker Defogger system G610 (under front of center console) Inside microphone (center front of roof) Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T4o T52c T8d Vehicle electrical system control module (central locking & anti-theft alarm system) (below left side of dash) Parking Assistant Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Parking Assistant Wiring Diagram for Audi A3 2.0T Quattro 2011: 22 Computer data lines system Front parking aid warning buzzer Fuse 5a Fuse panel c G62 (on right "c" pillar) G638 (behind right kick panel) Interior lights system Left front center parking aid sensor Left front parking aid sensor Left rear center parking aid sensor Left rear parking aid sensor Parking aid button Parking aid control module (right side of luggage compt) Rear parking aid warning buzzer Right front center parking aid sensor Right front parking aid sensor Right rear center parking aid sensor Right rear parking aid sensor T12i T12t T16f T8z
POWER DISTRIBUTION
2.0L TURBO 2.0L Turbo, Power Distribution Wiring Diagram (1 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Power Distribution Wiring Diagram (1 of 4) for Audi A3 2.0T Quattro 2011: 88 18a 19a 20a 40a 41a 47a A/c control module (air conditioning w/ manual regulation) Abs control module Air bag control module Air quality sensor All- wheel drive control module Asr/esp button Automatic day/night interior mirror Backup light switch (m/t) Brake light switch (w/o hill hold assist) Cbfa Ccta Climatronic control module (w/ a/c display control head) Data bus on board diagnostic interface Data link connector Direct shift gearbox (dsg) mechatronic Driver seat heater control module Electronic damping control module Engine control module (ecm) Engine control module (ecm) (cbfa) From fuse panel b (diagram 4 of 4) Front passenger seat heater control module Front passenger's air bag disabled indicator lamp Fuel pump (fp) control module Fuse 10a Fuse 15a Fuse 18 5a Fuse 19 10a Fuse 20 5a Fuse 40a Fuse 47 5a Fuse 5 5a Fuse 5a Fuse 6 5a Fuse panel c G44 (behind left kick panel) Garage door opener control head Garage door opener control module Generator Headlamp range control module Heater control module (heater w/ manual regulation) High pressure sensor Left headlamp assembly Left headlamp power output stage Left washer nozzle heater (if equipped) Light switch Mass air flow (maf) sensor & intake air temperature (iat) sensor 2 (ccta) mass air flow (maf) sensor (cbfa) Nca Oil level thermal sensor Parking aid control module Positive crankcase ventilation (pcv) heating element (if equipped) Power steering control module Rear window wiper motor Red Right headlamp assembly Right headlamp power output stage Right washer nozzle heater (if equipped) Seat occupied recognition control module (if equipped) Selector lever sensor system control module T10e T10k T10t T10u T14c T14d T16d T16f T20c T20e T26a T3w T52b T52c T5g T6q T8b T94 Telephone amplifier (w/o cellular telephone 9zx) Tire pressure monitoring button (if equipped) Vehicle electrical system control module Vehicle electrical system control module (cbfa) W/ hill hold assist W/o hill hold assist 2.0L Turbo, Power Distribution Wiring Diagram (2 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Power Distribution Wiring Diagram (2 of 4) for Audi A3 2.0T Quattro 2011: 68 (integrated in engine compartment e-box) fuse panel b (rns-e) 10a 30a A/t Abs control module Alarm horn (if equipped) Brake light/ brake pedal switch Clutch position sensor Coolant fan control (fc) module Direct shift gearbox (dsg) mechatronic Driver power seat switch Electronic damping control module External audio source connection (rns-e) From fuse 3 (diagram 4 of 4) From fuse panel b (diagram 4 of 4) From fuse panel c (diagram 3 of 4) Front passenger power seat switch Fuse 1 40a Fuse 150a 200a Fuse 15a Fuse 16 30a Fuse 25 40a Fuse 26 30a Fuse 28 40a Fuse 29 50a Fuse 30a Fuse 4 20a 30a Fuse 40a Fuse 50a Fuse 5a Fuse 7.5a Fuse 80a Fuse panel a Fuse panel c Generator Instrument cluster control module M/t Nca Operating electronics, navigation control module Power steering control module Preheating coolant, high heat output relay Preheating coolant, low heat output relay Radio (generation 11) radio/navigation display unit control module (rns-low) Red Safety fuse 1 Satellite radio (if equipped) T10t T10u T16g T20e T2a T2t T40 T4d T4w T4x T52a T52c T8u Telephone transceiver To fuse panel c (diagram 3 of 4) Vehicle electrical system control module Vehicle electrical system control module (w/ anti-theft alarm system) W/ generator (140a) W/ hill hold assist W/o generator (140a) W/o hill hold assist 2.0L Turbo, Power Distribution Wiring Diagram (3 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Power Distribution Wiring Diagram (3 of 4) for Audi A3 2.0T Quattro 2011: 91 12a 12v socket 13a 14a 15a 16a 17a 22a 23a 24a 25a 26a 27a 28a 32a 33a 36a 37a 38a 43a Cbfa Ccta Cigarette lighter Climatronic control module (w/ a/c display control head) Data link connector Driver door control module Driver seat heater control module Driver seat lumbar support adjustment switch Fresh air blower control module From alarm horn (diagram 2 of 4) From fuse panel a (diagram 2 of 4) From fuse panel b (diagram 2 of 4) From fuse panel b (diagram 4 of 4) From fuse panel c (diagram 3 of 4) Front passenger seat heater control module Front passenger's door control module Front passenger's seat lumbar support adjustment switch Fuel pump (fp) control module Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 40a Fuse 5a Fuse panel c G62 (on right "c" pillar) G638 (behind right kick panel) Headlamp washer relay Heated oxygen sensor (ho2s) & oxygen sensor (o2s) heater Interior lights system Leak detection pump (ldp) Left rear door control module Left rear door module control Light switch Manual seats Nca Power seats Power sunroof control module Radiator identification sensor Rain/light recognition sensor (w/ automatic head & taillight control) Rear window defogger relay Red Right rear door control module Right rear door module control Selector lever sensor system control module Socket T10a T10k T10t T10u T16d T20 T20a T20f T20g T20i T20l T20m T20n T20o T2bw T52b T6b T8n T8o Tire pressure monitoring control module To fuse panel c (diagram 3 of 4) To safety fuse 1 (diagram 2 of 4) Vehicle electrical system control module Vehicle electrical system control module (w/ interior lights) W/ heated seats 2.0L Turbo, Power Distribution Wiring Diagram (4 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo, Power Distribution Wiring Diagram (4 of 4) for Audi A3 2.0T Quattro 2011: 74 (cbfa) (ccta) (integrated in engine compartment e-box) fuse panel b (not used) 10a Amplifier Amplifier/ woofer Battery Camshaft adjustment valve 1 Cbfa Ccta Coolant circulation pump relay Coolant circulation pump relay (cbfa) Coolant fan control (fc) module Data bus on board diagnostic interface Engine control module (ecm) Evaprative emission (evap) conister purge regulator valve From coolant circulation pump relay (diagram 4 of 4) From fuse 15 (diagram 4 of 4) From fuse 30 l 4 of 4) (diagram From fuse panel b (diagram 4 of 4) Fuel pressure regulator valve Fuse 10a Fuse 12 5a Fuse 13 15a Fuse 14 20a Fuse 15 10a Fuse 17 15a Fuse 18 30a Fuse 19 30a Fuse 2 20a (or 5a) Fuse 20 20a Fuse 21 15a Fuse 22 5a Fuse 23 5a Fuse 24 10a Fuse 30 50a Fuse 5a Fuse 6 5a G12 (left side of engine compt) Horn relay Ignition coil 1 w/ power output stage Ignition coil 2 w/ power output stage Ignition coil 3 w/ power output stage Ignition coil 4 w/ power output stage Instrument cluster control module Intake manifold runner control (imrc) valve Nca Oxygen sensor (o2s) (behind three way catalytic converter (twc)) & oxygen sensor (o2s) 1 (behind three way catalytic converter (twc)) heater Oxygen sensor (o2s) (behind three way catalytic converter (twc)) & oxygen sensor (o2s) heater (ccta) oxygen sensor (o2s) 3 (behind three way catalytic converter (twc)) & oxygen sensor (o2s) 3 (behind three way catalytic converter (twc)) heater (cbfa) Red Secondary air injection (air) pump relay Secondary air injection (air) solenoid valve (cbfa) Starter Steering column electronic systems control module Steering column electronic systems control module (w/o hill hold assist) T14 T20b T40 T4d T52a T94 To brake light/ brake pedal switch (diagram 2 of 4) To coolant circulation pump relay (diagram 4 of 4) To fuse 14 (diagram 4 of 4) To fuse 28 (diagram 2 of 4) To fuse 7 (diagram 2 of 4) To leak detection pump (ldp) (diagram 3 of 4) Turbocharger recirculating valve Vehicle electrical system control module W/ hill hold assist W/o hill hold assist Wastegate bypass regulator valve Wiper motor control module
2.0L TURBO DIESEL 2.0L Turbo Diesel, Power Distribution Wiring Diagram (1 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Power Distribution Wiring Diagram (1 of 4) for Audi A3 2.0T Quattro 2011: 76 19a 20a 40a 41a 47a A/c control module (air conditioning w/ manual regulation) Abs control module Air bag control module Air quality sensor All- wheel drive control module Asr/esp button Automatic day/night interior mirror Brake light switch (w/o hill hold assist) Climatronic control module (w/ a/c display control head) Data bus on board diagnostic interface Data link connector (dlc) Direct shift gearbox (dsg) mechatronic Driver seat heater control module Electronic damping control module Engine control module (ecm) From fuse panel b (diagram 4 of 4) Front passenger seat heater module Front passenger's air bag disabled indicator lamp Fuse 10a Fuse 15a Fuse 19 10a Fuse 20 5a Fuse 40a Fuse 5 5a Fuse 5a Fuse 6 5a Fuse panel c G44 (behind left kick panel) Garage door opener control head Garage door opener control module Generator Headlamp range control module Heater control module (heater w/ manual regulation) High pressure sensor Left headlamp assembly Left headlamp power output stage Left washer nozzle heater (if equipped) Light switch Mass air flow (maf) sensor Nca Oil level thermal sensor Parking aid control module Positive crankcase ventilation (pcv) heating element (if equipped) Power steering control module Rear window wiper motor Red Right headlamp assembly Right headlamp power output stage Right washer nozzle heater (if equipped) Seat occupied recognition control module (if equipped) Selector lever sensor system control module T10e T10k T10t T10u T16d T16f T20c T20e T26a T3w T52b T5g T6q T8b T94 Telephone amplifier (w/o cellular telephone 9zx) Tire pressure monitoring button (if equipped) Vehicle electrical system control module W/ hill hold assist W/o hill hold assist 2.0L Turbo Diesel, Power Distribution Wiring Diagram (2 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Power Distribution Wiring Diagram (2 of 4) for Audi A3 2.0T Quattro 2011: 61 (rns-e) 10a 30a Abs control module Alarm horn (if equipped) Coolant fan control (fc) module Direct shift gearbox (dsg) mechatronic Driver power seat switch assembly Electronic damping control module External audio source connection (rns-e) From fuse 3 (diagram 4 of 4) From fuse panel c (diagram 3 of 4) Front passenger power seat assembly Fuse 1 40a Fuse 150a 200a Fuse 15a Fuse 16 30a Fuse 25 40a Fuse 26 30a Fuse 28 40a Fuse 29 50a Fuse 30a Fuse 4 20a Fuse 40a Fuse 50a Fuse 5a Fuse 7.5a Fuse 80a Fuse panel a Fuse panel b (integrated in engine compartment e-box) Fuse panel c Generator Instrument cluster control module Nca Operating electronics, navigation control module Power steering control module Preheating coolant, high heat output relay Preheating coolant, low heat output relay Radio (generation 11) radio/navigation display unit control module (rns-low) Red Safety fuse 1 Satellite radio (if equipped) T16g T20e T2a T2t T40 T4d T4w T4x T52a T52c T8u Telephone transceiver To fuse panel c (diagram 3 of 4) Vehicle electrical system control module Vehicle electrical system control module (w/ anti-theft alarm system) W/ generator (140a) W/ hill hold assist W/o generator (140a) W/o hill hold assist 2.0L Turbo Diesel, Power Distribution Wiring Diagram (3 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Power Distribution Wiring Diagram (3 of 4) for Audi A3 2.0T Quattro 2011: 89 12a 12v socket 13a 14a 15a 16a 17a 22a 23a 24a 25a 26a 27a 28a 32a 33a 36a 37a 38a 43a Automatic glow time control module Auxiliary fuel pump relay Auxillary fuel pump relay Cigarette lighter Climatronic control module (w/ a/c display control head) Data link connector Driver door control module Driver seat heater control module Driver seat lumbar support adjustment switch Fresh air blower control module From fuse panel a (diagram 2 of 4) From fuse panel b (diagram 2 of 4) From fuse panel c (diagram 3 of 4) From panel b (diagram 4 of 4) Front passenger seat heater control module Front passenger's door control module Front passenger's seat lumbar support adjustment switch Fuel pump (fp) relay Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 40a Fuse 5a Fuse panel c G62 (on right "c" pillar) G638 (behind right kick panel) Headlamp washer relay Interior lights system Left rear door control module Light switch Manual seats Nca Power seats Power sunroof control module Preheating coolant, high heat output relay Preheating coolant, low heat output relay Rain/light recognition sensor (w/ automatic head & taillight control) Rear window defogger relay Red Right rear door control module Seats Selector lever sensor system control module Socket T10k T10t T10u T16d T20 T20a T20f T20g T20i T20l T20m T20n T20o T2bw T52b T6b T8n T8o Tire pressure monitoring control module To alarm horn (diagram 2 of 4) To fuse panel c (diagram 3 of 4) To safety fuse 1 (diagram 2 of 4) Vehicle electrical system control module Vehicle electrical system control module (w/ interior lights) W/ heated 2.0L Turbo Diesel, Power Distribution Wiring Diagram (4 of 4) for Audi A3 2.0T Quattro 2011 List of elements for 2.0L Turbo Diesel, Power Distribution Wiring Diagram (4 of 4) for Audi A3 2.0T Quattro 2011: 57 (integrated in engine compartment e-box) fuse panel b (not used) Amplifier Amplifier/ woofer Automatic glow time control module Battery Brake light/ brake pedal switch Bridge connector a2 Coolant fan control (fc) module Data bus on board diagnostic interface Engine control module (ecm) From fuse 15 (diagram 4 of 4) From fuse 30 l (diagram 4 of 4) Fuel metering valve Fuel pressure regulator valve Fuse 13 30a Fuse 14 20a Fuse 15 5a Fuse 17 15a Fuse 18 30a Fuse 19 30a Fuse 2 5a Fuse 21 10a Fuse 22 5a Fuse 23 10a Fuse 24 10a Fuse 27 50a Fuse 3 5a Fuse 50a Fuse 5a Fuse 6 5a G12 (left side of engine compt) Heated oxygen sensor (ho2s) & oxygen sensor (o2s) heater Horn relay Instrument cluster control module Nca Oxygen sensor (o2s) (behind three way catalytic converter (twc)) & oxygen sensor (o2s) 1 (behind three way catalytic converter (twc)) heater Red Starter Steering column electronic systems control module T14 T20b T40 T4d T52a T94 Throttle valve control module To fuse 14 (diagram 4 of 4) To fuse 28 (diagram 2 of 4) To fuse 3 (diagram 4 of 4) To fuse 7 (diagram 2 of 4) To preheating coolant, high heat output relay (diagram 3 of 4) Vehicle electrical system control module W/ hill hold assist W/o hill hold assist Wastegate bypass regulator valve Wiper motor control module
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 35 12a 13a 23a 28a 38a Anti-theft immobilizer reading coil Central locking safe indicator lamp Computer data lines system Driver interior locking button Driver's door central locking lock unit Driver's door control module (integrated in driver's door window regulator motor) Front passenger door central locking lock unit Front passenger interior locking button Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse 30a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Instrument cluster control module Interior lights system Interior lights systems Right rear central locking lock unit Right rear door control module (integrated in right rear door window regulator motor) T20 T20a T20f T20g T20m T20o T32a T32b T8d W/ front passenger's door opener illumination Power Door Locks Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 40 (behind right kick panel) g638 (left side of luggage compt lid) left antenna module 17a 3 door 5 door Alarm horn (if equipped) (in right front wheelwell) Antenna amplifier 2 Central locking & anti-theft alarm system antenna Computer data lines system Front hood switch (base of engine compt hood latch) Fuse 5a Fuse panel c G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) G655 (on left headlight) Hot at all times Interior lights system Left rear central locking lock unit Left rear door control module (integrated in left rear door window regulator motor) Nca Parking brake contact switch Passenger compartment monitoring & alarm system off switches Rear lid central locking system motor Rear window defogger w/ window antenna Rear window glass breakage sensor (w/ anti-theft alarm) Rear/center central locking switch T20l T20n T2h T52a T52b T52c T8ac T8b Trunk lid alarm switch Trunk lid alarm switch & rear lid central locking system motor Vehicle electrical system control module (below left side of dash) W/ navigation W/o navigation
POWER MIRRORS Automatic Day/Night Mirror Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Automatic Day/Night Mirror Wiring Diagram for Audi A3 2.0T Quattro 2011: 23 (behind left kick panel) g44 Automatic day/night interior mirror Computer data lines system Driver's door control module (integrated in in driver's door window regulator motor) Exterior lights system Front passenger's door control module (integrated in right front door window regulator motor) Fuse 50a Fuse 5a Fuse panel b (integrated in engine compartment e-box) Fuse panel c G44 (behind left kick panel) Hot at all times Light recognition sensor T20 T20a T20f T20g T40 T52b T52c Vehicle electrical system control module (below left side of dash) W/ automatic high beam control W/o automatic high beam control Power Mirrors Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Power Mirrors Wiring Diagram for Audi A3 2.0T Quattro 2011: 31 12a Adjustment motors Automatic day/night interior mirror (if equipped) Automatic day/night mirror (if equipped) Computer data lines system Driver's door control module (integrated in driver's door window regulator motor) Driver's side outside mirror assembly Fold- in Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Heated mirror Hot at all times Interior lights system Light recognition sensor Mirror adjusting switch Mirror adjustment switch Mirror selector switch Mirror signal Mirror switch (w/ fold away) Nca Passenger's side outside mirror assembly T16b T16c T20 T20a T20f T20g T32a
POWER SEATS Heated Seats Wiring Diagram, with Power Seats for Audi A3 2.0T Quattro 2011 List of elements for Heated Seats Wiring Diagram, with Power Seats for Audi A3 2.0T Quattro 2011: 25 (behind left kick panel) 37a Air conditioning system Climatronic Computer data lines system Control module Driver backrest heating element Front passenger backrest heating element Fuse 20a Fuse panel c G44 G638 (behind right kick panel) Heating element Hot at all times Left front heated seat Left front seat temperature sensor Nca Right front heated seat Right front seat temperature sensor Side bolster heater Side bolster heater 2 T10t T10u T16d T16e Heated Seats Wiring Diagram, with Sport Seats for Audi A3 2.0T Quattro 2011 List of elements for Heated Seats Wiring Diagram, with Sport Seats for Audi A3 2.0T Quattro 2011: 22 37a Air conditioning system Climatronic control module Computer data lines system Driver backrest heating element Front passenger's backrest heating element Fuse 20a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Heating element Hot at all times Left front heated seat Left front seat temperature sensor Right front heated seat Right front seat temperature sensor Side bolster heater Side bolster heater 2 T10t T10u T16d T16e Heated Seats Wiring Diagram, without Sport Seats for Audi A3 2.0T Quattro 2011 List of elements for Heated Seats Wiring Diagram, without Sport Seats for Audi A3 2.0T Quattro 2011: 29 37a Driver backrest heating element Driver seat heater control module (under driver's seat) Driver seat heating element Driver seat side bolster heater Driver seat side bolster heater 2 Front passenger backrest heating element Front passenger seat heater control module (under front passenger front seat) Front passenger seat heating element Front passenger seat side bolster heater Front passenger seat side bolster heater 2 Fuse 20a Fuse 5a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Heated driver seat adjuster Heated front passenger seat adjuster Heater control module Hot at all times Left front heated seat Left front seat temp sensor Nca Right front heated seat Right front seat temp sensor T10t T10u T52b Vehicle electrical system control module (below left side of dash) Lumbar Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Lumbar Wiring Diagram for Audi A3 2.0T Quattro 2011: 18 36a Driver seat lumbar support curvature adjustment motor Driver seat lumbar support height adjustment motor (in driver seat back) Driver's seat lumbar support adjustment switch Front passenger seat lumbar support adjustment switch Front passenger seat lumbar support curvature adjustment motor Front passenger seat lumbar support height adjustment motor (in front passenger seat back) Fuse 10a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Lumbar curv- ature Lumbar height T10t T10u T8n T8o Power Seats Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Power Seats Wiring Diagram for Audi A3 2.0T Quattro 2011: 34 30a 36a Driver seat lumbar support adjustment switch Driver seat lumbar support curvature adjustment motor Driver seat lumbar support height adjustment motor (in driver's seat back) Driver's backrest adjustment motor (in driver's seat back) Driver's power seat switch Driver's seat fore/aft adjustment motor Driver's seat height adjustment motor (under driver's front seat) Driver's seat inclination adjustment motor (under front of driver's front seat) Front passenger seat lumbar support adjustment switch Front passenger seat lumbar support curvature adjustment motor Front passenger seat lumbar support height adjustment motor (in front passenger seat back) Front passenger's backrest adjustment motor (in front passenger's seat back) Front passenger's power seat switch Front passenger's seat fore/aft adjustment motor Front passenger's seat height adjustment motor (under front passenger's seat) Front passenger's seat inclination adjustment motor (under front of passenger's front seat) Fuse 10a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Lumbar curv- ature Lumbar height Safety fuse 1 T10r T10s T10t T10u T4w T4x T8v T8w
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Power Top/Sunroof Wiring Diagram for Audi A3 2.0T Quattro 2011: 13 33a Fuse 20a Fuse panel c G44 (behind left kick panel) Hot at all times Nca Power sunroof control module (front center of roof) Sunroof button Sunroof motor T52b T6b T6t Vehicle electrical system control module (below left side of dash)
POWER WINDOWS Power Windows Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Power Windows Wiring Diagram for Audi A3 2.0T Quattro 2011: 46 (behind left kick panel) g44 (behind right kick panel) g638 12a 13a 23a 28a 38a Central window regulator switch (in driver door) Computer data lines system Driver's door control module (integrated in driver's door window regulator motor) Driver's door power window master switch Driver's window regulator motor Front passenger window regulator motor Front passenger's door control module (integrated in right front door window regulator motor) Fuse 10a Fuse 30a Fuse panel c G638 (behind right kick panel) Hot at all times Interior lights system Left front window regulator switch Left rear door control module (integrated in left rear door window regulator motor) Left rear door window switch Left rear window regulator motor Left rear window regulator switch Passenger door window regulator switch Right front window regulator switch Right rear door control module (integrated in right rear door window regulator motor) Right rear door window switch Right rear window regulator motor Right rear window regulator switch T20 T20a T20f T20g T20l T20m T20n T20o T26a T32a T32b T32e T32f W/ passenger compartment monitoring W/o passenger compartment monitoring
RADIO Bose Radio Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Bose Radio Wiring Diagram (1 of 2) for Audi A3 2.0T Quattro 2011: 27 (under front of center console) g610 (w/ hands free) telephone transceiver 10a Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Computer data lines system External audio source connection (if equipped) Fuse 15a Fuse 30a Fuse 7.5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Hot at all times Nca Power distribution system Radio Satellite radio (if equipped) (left side of luggage compt) T12i T12m T16g T40 T8t T8u W/ satellite radio W/o satellite radio Bose Radio Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Bose Radio Wiring Diagram (2 of 2) for Audi A3 2.0T Quattro 2011: 35 Amplifier (right side of luggage compt) Antenna amplifier (top left side of cargo area lid) Bass speaker Center mid/high range speaker Central locking & anti-theft alarm system antenna (if equipped) Defogger system G610 (under front of center console) Heated rear window Inside microphone (center front of roof) Left antenna module (left side of luggage comp't lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Rear window antenna 1 Rear window defogger w/ window antenna Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T4o T52c T8d Vehicle electrical system control module (w/ central control & anti-theft alarm) (below left side of dash) Radio Wiring Diagram, with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011: 26 (under front of center console) g610 (w/ hands free) telephone transceiver 10a Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Computer data lines system External audio source connection (if equipped) Fuse 15a Fuse 7.5a Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Hot at all times Nca Power distribution system Radio Red Satellite radio (if equipped) (left side of luggage compt) T12i T12m T16g T8p T8t T8u W/ satellite radio W/o satellite radio Radio Wiring Diagram, with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011: 39 (under front of center console) g610 Amplifier/woofer Antenna amplifier (top left side of cargo area lid) Center mid/high range speaker Central locking & anti-theft alarm system antenna (if equipped) Computer data lines system Defogger system Fuse 30a Fuse panel b (integrated in engine compt e-box) G662 (on left "c" pillar) Heated rear window Hot at all times Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Nca a1 Rear window antenna 1 Rear window defogger w/ window antenna Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T2ac T2ad T2ae T2af T2h T40 T4o T52c T8d Vehicle electrical system control module (w/ central locking & anti-theft alarm system) (below left side of dash) Radio Wiring Diagram, with RNS-E with Amplifier (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Amplifier (1 of 3) for Audi A3 2.0T Quattro 2011: 31 (under front of center console) g610 Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Heated rear window Hot at all times Nca Operating electronics, navigation control module Power distribution system Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm) Red Satellite radio (if equipped) (left side of luggage compt) T12l T12m T16g T40 T8p T8t T8u Telephone transceiver (w/ cellular telephone) W/ satellite radio W/o satellite radio Radio Wiring Diagram, with RNS-E with Amplifier (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Amplifier (2 of 3) for Audi A3 2.0T Quattro 2011: 30 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module 10a Antenna amplifier (top left side of cargo area lid) Center mid/high range speaker Defogger system Fuse 7.5a Fuse panel c Hot at all times Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T52c T8d Radio Wiring Diagram, with RNS-E with Amplifier (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Amplifier (3 of 3) for Audi A3 2.0T Quattro 2011: 10 (under front of center console) g610 Amplifier/woofer Computer data lines system External audio source connection G610 (under front of center console) G662 (on left "c" pillar) Operating electronics, navigation control module T32d W/ audi music interface W/o audi music interface Radio Wiring Diagram, with RNS-E with Bose (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Bose (1 of 3) for Audi A3 2.0T Quattro 2011: 30 (left side of luggage compt) (under front of center console) g610 Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) G662 (on left "c" pillar) Heated rear window Hot at all times Nca Operating electronics, navigation control module Power distribution system Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm) Satellite radio (if equipped) T12l T12m T16g T40 T8t T8u Telephone transceiver (w/ cellular telephone) W/ satellite radio W/o satellite radio Radio Wiring Diagram, with RNS-E with Bose (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Bose (2 of 3) for Audi A3 2.0T Quattro 2011: 30 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module 10a Antenna amplifier (top left side of cargo area lid) Defogger system Fuse 7.5a Fuse panel c G610 (under front of center console) Hot at all times Inside microphone Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T52c Radio Wiring Diagram, with RNS-E with Bose (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, with RNS-E with Bose (3 of 3) for Audi A3 2.0T Quattro 2011: 12 Amplifier (right side of luggage compt) Bass speaker Center mid/high range speaker Computer data lines system External audio source connection G610 (under front of center console) Operating electronics, navigation control module Red T32d T8d W/ audi music interface W/o audi music interface Radio Wiring Diagram, without RNS-E with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E with Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011: 29 (under front of center console) g610 18-pin connector (not used) Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system External audio source connection (if equipped) Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 (under front of center console) Heated rear window Hot at all times Nca Power distribution system Radio/navigation display unit control module Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm system) Red T12l T12m T16g T18a T8p Telephone transceiver W/ handsfree W/o handsfree Radio Wiring Diagram, without RNS-E with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E with Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011: 31 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module (under front of center console) g610 Amplifier/woofer Antenna amplifier (top left side of cargo area lid) Center mid/high range speaker Computer data lines system Defogger system G662 (on left "c" pillar) Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T4o T52c T8d Radio Wiring Diagram, without RNS-E with Bose (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E with Bose (1 of 2) for Audi A3 2.0T Quattro 2011: 29 (under front of center console) 18 pin connector (not used) Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna Computer data lines system Defogger system External audio source connection (if equipped) Fuse 15a Fuse 30a Fuse panel b (integrated in engine compt e-box) Fuse panel c G610 G610 (under front of center console) Heated rear window Hot at all times Nca Power distribution system Radio/navigation display unit control module Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm system) T12l T12m T16g T18a T40 Telephone transceiver W/ hands free W/o hands free Radio Wiring Diagram, without RNS-E with Bose (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E with Bose (2 of 2) for Audi A3 2.0T Quattro 2011: 31 Amplifier (right side of luggage compt) Antenna amplifier (top left side of cargo area lid) Bass speaker Center mid/high range speaker Defogger system G610 (under front of center console) Inside microphone (center front of roof) Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Left rear midrange speaker Left rear treble speaker Nca Red Right front mid-bass speaker Right front treble speaker Right rear midrange speaker Right rear treble speaker T20 T20a T20l T20m T2ac T2ad T2ae T2af T2h T4o T52c T8d Vehicle electrical system control module (central locking & anti-theft alarm system) (below left side of dash) Radio Wiring Diagram, without RNS-E without Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E without Amplifier (1 of 2) for Audi A3 2.0T Quattro 2011: 24 18-pin connector (not used) Antenna Cd changer or ipod baseplate or usb baseplate (if equipped) Central locking & anti-theft alarm system antenna (if equipped) Computer data lines system Defogger system Fuse 15a Fuse panel c G610 (under front of center console) Heated rear window Hot at all times Nca Radio/navigation display unit control module Rear window antenna 1 Rear window defogger w/ window antenna (w/ central locking & anti-theft alarm system) Red T12l T12m T16g T18a T8p Telephone transceiver W/ handsfree W/o handsfree Radio Wiring Diagram, without RNS-E without Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011 List of elements for Radio Wiring Diagram, without RNS-E without Amplifier (2 of 2) for Audi A3 2.0T Quattro 2011: 17 (below left side of dash) (w/ central locking & anti-theft alarm system) vehicle electrical system control module Antenna amplifier (top left side of cargo area lid) Defogger system External audio source connection (if equipped) G610 (under front of center console) Left antenna module (left side of luggage compt lid) Left front mid-bass speaker Left front treble speaker Nca Red Right front mid-bass speaker Right front treble speaker T20 T20a T2h T4o T52c
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Shift Interlock Wiring Diagram for Audi A3 2.0T Quattro 2011: 23 14a Brake light switch & brake pedal switch (brake light switch: top of brake pedal assembly) Cbfa Computer data lines system Direct shift gearbox (dsg) mechatronic (on transmission housing) Engine control module (ecm) (rear of engine compt) Engine controls system Except cbfa Fuse 10a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) G655 (on left headlight) Hot at all times Nca Selector lever sensor system control module (left side of selector lever base) Shift lock solenoid & selector lever park position lock switch (shift lock solenoid: front of selector lever base) (selector lever park position lock switch: forward of gear selector assembly) T10k T20e T4r T52c T94 Vehicle electrical system control module (below left side of dash)
STARTING/CHARGING Charging Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Charging Wiring Diagram for Audi A3 2.0T Quattro 2011: 21 200a Battery Cbea Ccta & cbfa Computer data lines system Engine control module (ecm) (rear of engine compt) Fuse 150a Fuse panel a G12 (left side of engine compt) Gen warning ind Generator Instrument cluster control module Nca Red Starting circuit T2u T52c T94 Vehicle electrical system control module (below left side of dash) W/ generator 140a W/o generator 140a Starting Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Starting Wiring Diagram for Audi A3 2.0T Quattro 2011: 31 15a 18a 40a Battery Cbfa Clutch position sensor Direct shift gearbox (dsg) mechatronic (on transmission housing) Engine control module (ecm) (cbea) (rear of engine compt) Engine control module (ecm) (cbfa) (rear of engine compt) Except Except cbfa Except cbfa a/t Fuse 40a Fuse 5a Fuse panel c G12 (left side of engine compt) G44 (behind left kick panel) G607 (in left plenum chamber) G655 (on left headlight) Ignition/starter switch M/t Nca Power distribution system Red Starter Steering column electronic systems control module (under steering column) T20b T52b T52c T94 Vehicle electrical system control module (below left side of dash)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for Audi A3 2.0T Quattro 2011: 26 (behind steering wheel) (left rear side of roof) Air bag control module (under front of center console) Air bag spiral spring/ return spring (w/ slip ring) Battery interrupt igniter Computer data lines system Driver air bag igniter & igniter 2 Driver's side air bag igniter Front passenger's air bag disabled indicator lamp Front passenger's air bag igniter Fuse 5a Fuse panel c Head curtain air bag igniter (driver's) Igniter Igniter 2 Main fuse panel "d" (right rear of luggage compartment) Nca 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 Steering column electronic systems control module (under steering column) T20b T2aa T3b T4n Supplemental Restraints Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for Audi A3 2.0T Quattro 2011: 14 Front passenger's side air bag igniter Head curtain air bag igniter (front passenger's) (right rear side of roof) Left rear seat belt tensioner igniter (driver's side) Nca Red 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 control module (if equipped) (on base of front passenger's seat) Seat occupied recognition pressure sensor (on base of front passenger's seat) Seat occupied recognition safety belt force sensor (in front passenger's seat belt latch) Solid state T3c T5g Supplemental Restraints Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011 List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for Audi A3 2.0T Quattro 2011: 21 (mil) Air bag control module (under front of center console) Air bag malfunction indicator lamp Computer data lines system Data bus on board diagnostic interface (behind center console storage compartment) Driver's safety belt switch (in driver's seat belt latch) Front air bag crash sensor (driver's) (left front of engine compartment) Front air bag crash sensor (front passenger's) (right front of engine compartment) Instrument cluster Instrument cluster control module Nca Rear side air bag crash sensor (driver's side) Rear side air bag crash sensor (front passenger's side) Red 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 T20 T20a T20d T2at
TRANSMISSION A/T Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for A/T Wiring Diagram for Audi A3 2.0T Quattro 2011: 47 (behind right kick panel) 14a A/t hydraulic pressure sensors A/t pressure regulating valves Air bag spiral spring/return spring w/ slip ring (behind steering wheel) Clutch oil temperature sensor & transmission input speed (rpm) sensor Computer data lines system Direct shift gearbox (dsg) mechatronic (on transmission housing) Driveshaft speed sensor 1 Driveshaft speed sensor 2 Fuse 10a Fuse 15a Fuse 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G44 (behind left kick panel) G638 G655 (on left headlight) Gear position distance sensors Hot at all times Instrument cluster control module Multi- function steering wheel control module Nca Selector lever scale illumination Selector lever sensor system control module (left side of selector lever base) Selector lever switch Selector lever transmission range (tr) position display unit Shift lock solenoid & selector lever park position lock switch (front of selector lever base & forward of gear selector assembly) Solenoid valves Steering column electronics system control module (under steering column) Steering wheel control module T10j T10k T20b T20e T40 T4al T4r T52c Temperature sensor Tiptronic downshift button Tiptronic switch Tiptronic upshift button Transmission fluid temperature sensor Transmission output speed (rpm) sensor Transmission output speed (rpm) sensor 2 Vehicle electrical system control module (below left side of dash) AWD Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for AWD Wiring Diagram for Audi A3 2.0T Quattro 2011: 13 19a All-wheel drive control module (left front of rear axle differential) Computer data lines system Fuse 10a Fuse panel c G61 (on left "c" pillar) Haldex clutch pump Nca Oil pressure actuator Oil pressure/ temperature sensor T2ax T6q T8y
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Trunk & Fuel Door Release Wiring Diagram for Audi A3 2.0T Quattro 2011: 35 12a 23a 3 door 43a 5 door Computer data lines system Driver's door control module (integrated in driver's door window regulator motor) Fuel filler lid lock warning lamp ind Fuel tank lid unlock motor Fuse 10a Fuse 20a Fuse 30a Fuse panel c G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) Hot at all times Instrument cluster control module Interior lights system Power distribution system Rear hatch/ trunk lid ajar warning lamp ind Rear lid central locking system motor Rear lid central locking system motor & trunk lid alarm switch Rear lid handle unlock switch Rear lid remote control lock switch & fuel tank lid unlock button Rear/center central locking switch T20 T20f T32a T52a T52b T52c T8ab T8ac Vehicle electrical system control module (below left side of dash)
WARNING SYSTEMS Warning Systems Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Warning Systems Wiring Diagram for Audi A3 2.0T Quattro 2011: 18 16a Computer data lines system Fuse 10a Fuse 5a Fuse panel c G44 (behind left kick panel) G638 (behind right kick panel) Hot at all times Instrument cluster control module (behind iinstrument cluster) Interior lights system Left front tire pressure monitoring sensor Left rear tire pressure monitoring sensor Rear tire pressure monitoring antenna Right front tire pressure monitoring sensor Right rear tire pressure monitoring sensor Tire pressure monitor display ind lamp Tire pressure monitoring button Tire pressure monitoring control module (behind glove compt)
WIPER/WASHER Jet Heater Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Jet Heater Wiring Diagram for Audi A3 2.0T Quattro 2011: 5 Fuse 5a Fuse panel c G638 (behind right kick panel) Left washer nozzle heater (if equipped) (in left side of plenum chamber) Right washer nozzle heater (if equipped) (in right side of plenum chamber) Wiper/Washer Wiring Diagram for Audi A3 2.0T Quattro 2011 List of elements for Wiper/Washer Wiring Diagram for Audi A3 2.0T Quattro 2011: 42 (behind left kick panel) g44 16a 32a 41a Computer data lines system Fuse 10a Fuse 15a Fuse 16 30a Fuse 30a Fuse 31 30a Fuse 47 30a Fuse 5a Fuse 6 5a Fuse panel b (integrated in engine compt e-box) Fuse panel c G44 (behind left kick panel) G61 (on left "c" pillar) G638 (behind right kick panel) G655 (on left headlight) Headlamp washer pump Headlight washer relay (on 5-position fuse/relay carrier) Hot at all times Instrument cluster control module Instrument cluster system Nca Power distribution system Rain/light recognition sensor (w/ automatic head & taillight control) (on interior rearview mirror) Rear window wiper motor (center of cargo area lid) Steering column electronic systems control module (under steering column) T20b T40 T52a T52b T52c T8b Vehicle electrical system control module (below left side of dash) W/ hill hold assist W/o hill hold assist Windshield & rear window washer pump Windshield washer fluid level sensor Windshield wiper/washer switch Wiper motor control module (integral to windshield wiper motor)
