BODY CONTROL MODULES – Audi A3 2009 – SYSTEM WIRING DIAGRAMS

BODY CONTROL MODULES

Body Computer Module Wiring Diagram, Early Production (1 of 2) for Audi A3 2009

List of elements for Body Computer Module Wiring Diagram, Early Production (1 of 2) for Audi A3 2009:

• (on right "c" pillar)
• 13a
• 43a
• Anti-theft system
• Comfort system central control module (right side of luggage compt)
• Computer data lines system
• Dual washer pump relay 2 (on relay carrier)
• Exterior lights system
• Fuse 10a
• Fuse 20a
• Fuse panel c
• G62
• Headlights system
• Horn relay (on relay carrier)
• Hot at all times
• Instrument cluster system
• Interior lights system
• Nca
• Power tops system
• Sound & navigation systems
• Steering column electronic systems control module circuit
• T12c
• T12d
• T12e
• T18
• T6g
• T8g
• Trunk, tailgate, fuel doors system
• Vehicle electrical system control module (below left side of dash)

Body Computer Module Wiring Diagram, Early Production (2 of 2) for Audi A3 2009

List of elements for Body Computer Module Wiring Diagram, Early Production (2 of 2) for Audi A3 2009:

• 15a
• 25a
• 42a
• Anti-theft system
• Defogger system
• Dual washer pump relay 1 (on relay carrier)
• Engine controls system
• Exterior lights & headlights systems
• Exterior lights system
• Fuse 10a
• Fuse 15a
• Fuse 30a
• Fuse 5a
• Fuse fuse 15a
• Fuse fuse 30a
• Fuse fuse 50a
• Fuse fuse 5a
• Fuse panel b (integrated in engine compt e-box)
• Fuse panel c
• G44 (behind left kick panel)
• Garage door opener control module (under front bumper)
• Headlights system
• Horns system
• Hot at all times
• Interior lights system
• Main fuse panel d (right rear of luggage compt)
• Nca
• Power distribution system
• Rear window defogger relay (on relay carrier)
• Red
• Starting/charging system
• T10d
• T11b
• T11c
• T16a
• T2ab
• T2t
• T40
• T6h
• T8h
• Transmissions system
• Vehicle electrical system control module (below left side of dash)
• W/ high e-box
• W/ low e-box
• Wiper/washer system

Body Computer Module Wiring Diagram, Late Production (1 of 2) for Audi A3 2009

List of elements for Body Computer Module Wiring Diagram, Late Production (1 of 2) for Audi A3 2009:

• (behind left kick panel) g44
• 15a
• 43a
• Anti-theft system
• Defogger system
• Door locks system
• Exterior lights system
• Fuse 10a
• Fuse 20a
• Fuse 26
• Fuse 3
• Fuse 4 5a
• Fuse 47 30a
• Fuse 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
• Main fuse panel d (right rear of luggage compt)
• Power distribution system
• Power tops system
• Red
• T2ab
• T40
• T52a
• T52b
• Trunk, tailgate, fuel doors system
• Vehicle electrical system control module (below left side of dash)
• W/ battery in engine compartment
• W/ battery in luggage compartment
• W/ high e-box
• W/ low e-box
• Wiper/washer system

Body Computer Module Wiring Diagram, Late Production (2 of 2) for Audi A3 2009

List of elements for Body Computer Module Wiring Diagram, Late Production (2 of 2) for Audi A3 2009:

• 17a
• Computer data lines system
• Engine controls system
• Exterior lights system
• Fuse 16 fuse 1 30a
• Fuse 5a
• Fuse panel b (integrated in engine compt e-box)
• Fuse panel c
• G42
• Headlights system
• Hot at all times
• Interior lights system
• Nca
• Sound systems
• Steering column electronic systems control module circuit
• T40
• T52c
• Transmissions system
• Vehicle electrical system control module (below left side of dash)
• W/ high e-box
• W/ low e-box

Steering Column Electronic Systems Control Module Wiring Diagram for Audi A3 2009

List of elements for Steering Column Electronic Systems Control Module Wiring Diagram for Audi A3 2009:

• (behind left kick panel) g44
• (in center of plenum chamber) motronic 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
• Early production
• Except 2.0l (cbfa)
• Fuse 6 fuse 17 5a
• Fuse panel b (integrated in engine compt e-box)
• Hot at all times
• Ignition switch key lock solenoid
• Ignition/starter switch
• Late production
• 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
• T12e
• 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/ high e-box
• W/ low e-box
• Windshield wiper/ washer switch