All Wiring Diagrams for Audi A8 L Quattro 2004 model

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• Air flow flap motor/ back pressure flap motor position sensor
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• Climatronic control module (front of center console)
• Defroster flap motor/ position sensor
• Evaporative vent temperature sensor
• Fresh air intake duct temperature sensor
• Left footwell flap motor/position sensor
• Left front defrost/ upper body shut off flap motor/ position sensor
• Left vent temperature sensor
• Nca
• Recirculation flap motor/ position sensor
• Red
• Right footwell flap motor/position sensor
• Right front defrost/ upper body shut off flap motor/ position sensor
• Right vent temperature sensor
• Temperature regulator flap motor/position sensor

Automatic A/C Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Automatic A/C Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• (right rear of engine compt, next to fresh air blower motor) fresh air blower control module
• (w/ sunroof w/ solar cells)
• 13a
• 17a
• 44a
• Center vent adjusting motor/position sensor
• Computer data lines system
• Coolant fan (right front of eng compt)
• Coolant fan 2 (left front of eng compt)
• Engine control module (on passenger's side plenum chamber e-box)
• Ff8
• Fresh air blower
• Fuse 10a
• Fuse 30a
• Fuse 5a
• Fuse 60a
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• Hot at all times
• Humidity sensor
• Instrument cluster
• Left center vent motor/position sensor
• Left rear cold/warm flap air outlet motor/position sensor
• Main fuse panel (behind upper right kick panel)
• Motor/position sensor
• Nca
• Red
• Right center vent motor/position sensor
• Right instrument panel fuse panel (behind right side of dash)
• Right rear cold/warm flap air outlet
• Solar cells
• Solar operation control module (underside of solar roof)

Automatic A/C Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Automatic A/C Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• (on top center of middle defrost vent, top of dash) sunlight photo sensor
• (w/ heated seats w/o memory)
• 26a
• 35a
• A/c compressor regulator valve
• Air quality sensor
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• Climatronic control module (front of center console)
• Computer data lines system
• Coolant pump
• D10
• D11
• D12
• E10
• E11
• E12
• Floor outlet temperature sensor
• Fuse 10a
• Fuse 20a
• Fuse 5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• G610 (under front of center console)
• High pressure sensor
• Hot at all times
• Interior lights system
• Left center air outlet sensor
• Left heat regulating valve
• Power seat system (heated seats)
• Power seats system (w/o memory)
• Power windows system (rear window shade switch)
• Rear a/c control head
• Rear a/c system/power seats system
• Right center air outlet sensor
• Right heat regulating valve
• Right instrument panel fuse panel (behind right side of dash)
• Solid state

Rear A/C Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Rear A/C Wiring Diagram for Audi A8 L Quattro 2004:

• (w/ heated seats w/o memory)
• 26a
• 33a
• 34a
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• Climatronic control module
• Climatronic control module (front of center console)
• Computer data lines system
• Fuse 10a
• Fuse 20a
• Fuse 25a
• Fuse 5a
• G34 (below driver's seat)
• G35 (under front passenger's seat)
• G606 (under center console, at shifter)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Left rear air outlet motor/position sensor
• Left rear center console temperature sensor
• Left rear foot well heater
• Left/right rear heated seat temperature sensor (w/o seat ventilation)
• Left/right seat ventilation control module (if equipped)
• Rear a/c control head
• Rear driver side occupied seat sensor
• Rear passenger side occupied seat sensor
• Right instrument panel fuse panel (behind right side of dash)
• Right rear air outlet motor/position sensor
• Right rear center console temperature sensor
• Right rear foot well heater
• Seats system (w/ seat ventilation)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Anti-lock Brakes Wiring Diagram for Audi A8 L Quattro 2004:

• (left side of engine compt) g12
• 12a
• 22a
• 27a
• A11
• A32
• Abs control module (left side of engine compt)
• Abs control module fuse 1 (on relay & fuse panel, left i/p)
• Abs return flow pump
• Access/ start control module (under drivers seat)
• Asr/esp button (part of front/ center t16b console control head)
• B19
• Brake booster sender (on abs hydraulic control unit)
• Brake light switch
• Central control module (in luggage compt, behind battery)
• Computer data lines system
• Diagnostic connection (at front relay panel, in left footwell)
• Exterior lights system
• Fuse 10a
• Fuse 25a
• Fuse 5a
• Fuse 60a
• G44 (above left kick panel)
• High pressure switch valve 1
• High pressure switch valve 2
• Hot at all times
• Interior lights system
• Left front abs inlet valve
• Left front abs outlet valve
• Left front abs wheel speed sensor
• Left instrument panel fuse panel (behind left side of dash)
• Left rear abs inlet valve
• Left rear abs outlet valve
• Left rear abs wheel speed sensor
• Ls1
• Ls2
• Ls3
• Ls4
• Ls5
• Ls6
• Ls7
• Nca
• Return flow pump relay
• Return flow pump relay 2
• Right front abs inlet valve
• Right front abs outlet valve
• Right front abs wheel speed sensor
• Right instrument panel fuse panel (behind right side of dash)
• Right rear abs inlet valve
• Right rear abs outlet valve
• Right rear abs wheel speed sensor
• Steering angle sensor (behind steering wheel)
• Steering column electronics system control module
• T16a
• T16b
• Telephone/ telematic control module
• Traction control pilot valve 1
• Traction control pilot valve 2
• Transverse acceleration sensor/ rotation rate sender (front of tunnel, under center console extension)

ANTI-THEFT

Access/Start Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Access/Start Wiring Diagram for Audi A8 L Quattro 2004:

• 42a
• A10 a1
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• A31
• A32
• A33
• A34
• A35
• A36
• A37
• A38
• A39
• A40
• A41
• A42
• A43
• A44
• A45
• A46
• A47
• A48
• A49
• A50
• A51
• A52
• A53
• A54
• A55
• A56
• A57
• A58
• A59
• A60
• A61
• A62
• Access/start authorization switch
• Access/start control module (under driver's seat)
• Antenna amplifier
• Anti-lock brakes system
• Anti-lock brakes system (electronic parking brake)
• Computer data lines system
• Engine controls system (engine control module)
• Fuse 25a
• Fuse 5a
• G34 (below driver's seat)
• G653 (on left "d" pillar)
• G657 (near left rear window)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Nca
• Right instrument panel fuse panel (behind right side of dash)
• Shift lock solenoid
• Sound system (steering column electronic systems control module)
• Starting/charging system
• Steering column lock actuator (bottom of steering column)
• Suppressor
• Transmission control module (in transmission, at valve body)

Anti-theft & Central Locking Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Anti-theft & Central Locking Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• 13a
• 39a
• A17
• A21
• A23
• Alarm system off switch/ passenger compartment monitoring switch
• C10
• Computer data lines system
• Driver side central locking lock unit
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver side interior lock switch
• Driver's outside door handle central locking button (if equipped)
• Front passenger's outside door handle central locking button (if equipped)
• Fuel tank lid
• Fuse 10a
• Fuse 7.5a
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Hot in run and start
• Left instrument panel fuse panel (behind left side of dash)
• Passenger side central locking lock unit
• Passenger side door control module (integrated in right front door window regulator motor)
• Passenger side interior lock switch
• Radar interior monitoring control module 1
• Rear lid
• Rear lid remote control lock switch/fuel tank lid unlock button
• Right instrument panel fuse panel (behind right side of dash)
• Roof electronics control module (under front of roof module)
• T8f

Anti-theft & Central Locking Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Anti-theft & Central Locking Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• 41a
• B10
• Computer data lines system
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Left rear outside door handle central locking button (if equipped)
• Left instrument panel fuse panel (behind left side of dash)
• Left rear central locking lock unit
• Left rear door control module (integrated in left rear door window regulator motor)
• Left rear interior lock switch
• Right instrument panel fuse panel (behind right side of dash)
• Right rear central locking lock unit
• Right rear door control module (integrated in right rear door window regulator motor)
• Right rear interior lock switch
• Right rear outside door handle central locking button (if equipped)

Anti-theft & Central Locking Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Anti-theft & Central Locking Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• (above right kick panel) g43
• (on fuel filler neck) g611
• (right side of luggage compartment) g675
• 31a
• A15
• Alarm horn
• B14
• B17
• B18
• B22
• B24
• B26
• B29
• B31
• C10
• Comfort system central control module (in luggage compartment, behind battery)
• Computer data lines system
• Deck lid central locking system motor
• Door closing control module
• Front hood switch
• Front hood switch 2
• Fuel tank lid unlock motor
• Fuse 10a
• Fuse 150a
• Fuse 20a
• Fuse 30a
• G44 (above left kick panel)
• G51 (right side of luggage compt)
• G611 (on fuel filler neck)
• Hot at all times
• Inclination/ anti-theft control module (under right side of rear seat)
• Interior lights system
• Left instrument panel fuse panel (behind left side of dash)
• Rear lid closing assist lock stop switch
• Rear lid control module (right rear of luggage compt)
• Rear lid lock button (in luggage compt)
• Rear lid lock cylinder unlocking switch
• Rear lid opening assist unlock stop switch
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Trunk lid alarm switch
• Trunk lock alarm/central locking switch
• Vehicle electrical system control module (behind left side of dash)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Body Control Modules Wiring Diagram for Audi A8 L Quattro 2004:

• A10
• A11
• A12
• A13
• A14
• A15
• A58
• Access/ start control module (under driver's seat)
• Anti-lock brakes system
• Anti-theft system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• C10
• Central control module (comfort system) (in luggage compt, behind the battery)
• Computer data lines system
• Defogger system
• Door locks system
• Electronic suspension system
• Exterior lights system
• Fuel filler cap detection switch
• Fuse 10a
• Fuse 150a
• Fuse 20a
• G51 (right side of luggage compt)
• G675 (right side of luggage compt)
• Hot at all times
• Interior lights system
• Power windows system
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Right luggage compartment fuse panel (right side of luggage compt)

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Computer Data Lines Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• (above right kick panel) g43
• (high option)
• (low option)
• 10a
• 12a
• Data bus on board diagnostic interface (behind glove compartment)
• Data link connector (under left side of dash)
• Digital sound system control module
• Distance regulation control module
• Front information display control head
• Fuse 5a
• Hot at all times
• Instrument cluster
• Left instrument panel fuse panel (behind left side of dash)
• Media player (position 1)
• Media player (position 2)
• Navigation control unit w/ cd mechanism
• Radio
• Right instrument panel fuse panel (behind right side of dash)
• Satellite radio
• T32
• Tv tuner

Computer Data Lines Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Computer Data Lines Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• 10h
• 10l
• 11h
• 11l
• 12h
• 12l
• 13h
• 13l
• 14h
• 14l
• 15h
• 15l
• 16h
• 16l
• 17h
• 17l
• 18h
• 18l
• 19h
• 19l
• 20h
• 20l
• 21h
• 21l
• 22h
• 22l
• 23h
• 23l
• A61
• A81
• B17
• C22
• C23
• Central control module (comfort system) (in luggage compt, behind battery)
• Climatronic control module (front of center console)
• Disconnection plug, right (can-bus)
• Electronic parking brake control module (right side of luggage compt)
• Energy management control module (left side of luggage compt)
• Engine control module (on passengers side plenum chamber e-box)
• Front passenger door control module (in door)
• Level control system control module (behind glove compartment)
• Passenger memory seat control module
• Rear memory seat control module
• Right rear door control module (in door)
• Roof electronics control module (under front of roof module)
• T46b
• T8f
• Transmission control module (in trans- mission, at valve body)
• Vehicle electrical system control module 2 (under front passengers seat)

Computer Data Lines Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Computer Data Lines Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• 10h
• 10l
• 11h
• 11l
• 12h
• 12l
• 13h
• 13l
• 14h
• 14l
• 15h
• 15l
• 16h
• 16l
• 17h
• 17l
• 18h
• 18l
• 19h
• 19l
• 20h
• 20l
• 21h
• 21l
• 22h
• 22l
• 23h
• 23l
• A14
• A15
• A23
• A24
• Abs control module (left side of engine compt)
• Access/ start control module (under drivers seat)
• Airbag control module (below center of dash)
• C14
• C15
• Disconnection plug, left (can-bus)
• Driver door control module (in door)
• Headlight beam adjusting control module (behind cluster)
• Left rear door control module (in door)
• Memory seat control module
• Parking aid control module (left side of luggage compt)
• Rear a/c control head
• Steering column electronic systems control module (on column)
• T16a
• T42a
• T46a
• Telephone/ telematic control module
• Tire pressure monitoring control module (under left side of rear seat)
• Vehicle electrical system control module (behind left side of dash)

COOLING FAN

Cooling Fan Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Cooling Fan Wiring Diagram for Audi A8 L Quattro 2004:

• 17a
• 26a
• C12
• C22
• C23
• Climatronic control module (front of center console)
• Computer data lines system
• Coolant fan (right front of engine compt)
• Coolant fan 2 (left front of engine compt)
• Coolant pump
• D12
• Engine control module (ecm) (on passenger's side plenum chamber e-box)
• Fuse 10a
• Fuse 5a
• Fuse 60a
• G43 (above right kick panel)
• G44 (above left kick panel)
• G610 (under front of center console)
• High pressure sensor
• Hot at all times
• Left heat regulating valve
• Main fuse panel (behind upper right kick panel)
• Right heat regulating valve
• Right instrument panel fuse panel (behind right side of dash)
• Solid state

CRUISE CONTROL

Cruise Control Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Cruise Control Wiring Diagram for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• 12a
• 17a
• 22a
• A58
• Abs control module (left side of engine compt)
• Access/start control module (under left front seat)
• Brake light switch
• Computer data lines system
• Cruise control switch
• Diagnostic connection (at front relay panel, in left footwell)
• Distance
• Distance regulation control module
• Distance regulation sensor heater
• Engage off
• Engine control module (on passenger's side plenum chamber e-box)
• Exterior lights system
• Fuse 10a
• Fuse 150a
• Fuse 15a
• Fuse 5a
• Gra
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Nca
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Set
• Soft off/ resume
• Steering column electronics system control module
• T16a
• T17g
• Throttle position sensor (above accelerator pedal)
• Throttle valve control module (behind intake manifold, on throttle valve housing)

DEFOGGERS

Defoggers Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Defoggers Wiring Diagram for Audi A8 L Quattro 2004:

• 39a
• B17
• Central control module (comfort system) (in luggage compt, behind the battery)
• Computer data lines system
• Driver side door control module (integrated in driver's door window regulator)
• Driver's outside mirror
• Front passenger side door control module (integrated in right front door window regulator)
• Front passenger's outside mirror
• Fuse 10a
• Fuse 30a
• Fuse 40a
• Fuse 5a
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• G51 (right side of luggage compt)
• G675 (on right "d" pillar)
• Heated rear glass fuse
• Heated rear window
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Mirror heater
• Rear window defogger relay (right side of luggage compt, in relay & fuse panel)
• Right instrument panel fuse panel (behind right side of dash)
• Windshield antenna suppression filter

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Electronic Power Steering Wiring Diagram for Audi A8 L Quattro 2004:

• 24a
• Computer data lines system
• Fuse 20a
• G35 (under front passenger's seat)
• Hot at all times
• Right instrument panel fuse panel (behind right side of dash)
• Servotronic solenoid valve (on steering gear housing)
• Vehicle electrical system control module 2 (under front passenger's seat)

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Electronic Suspension Wiring Diagram for Audi A8 L Quattro 2004:

• (above right kick panel) g43
• (unused pins not shown)
• 10a
• A17
• A18
• A19
• A20
• A31
• A33
• A34
• A36
• A37
• A43
• A53
• A61
• A63
• A64
• A65
• A66
• A67
• A74
• A75
• A76
• A77
• A81
• Accumulator valve
• B102
• B103
• B104
• B106
• B109
• B111
• B114
• B115
• B116
• B117
• B118
• B119
• B120
• B121
• B82
• B83
• B84
• B85
• B90
• B91
• B92
• B93
• B94
• B95
• B96
• Comfort system central control module (in luggage compt, behind battery)
• Computer data lines system
• Fuse 10a
• Fuse 40a
• G44 (above left kick panel)
• Hot at all times
• Left front body acceleration sensor (on left front strut tower)
• Left front dampening adjustment valve (behind left front wheelwell liner, at "a" pillar)
• Left front level control system sensor (at left side of front axle)
• Left front suspension strut valve
• Left rear dampening adjustment valve (left rear wheelwell)
• Left rear level control system sensor (at left side of rear axle)
• Left rear suspension strut valve
• Level control solenoid assembly (behind left wheel- well liner, at "a" pillar)
• Level control system comp- ressor assembly (in left front wheelwell)
• Level control system compressor relay (on relay & fuse panel at left side of dash)
• Level control system control module (behind glove compartment)
• Motor
• Pressure sensor
• Rear body acceleration sensor (behind right rear wheelwell liner)
• Red
• Right front body acceleration sensor (on right front strut tower)
• Right front dampening adjustment valve (behind right front wheelwell liner, at "a" pillar)
• Right front level control system sensor (at right side of front axle)
• Right front suspension strut valve
• Right instrument panel fuse panel (behind right side of dash)
• Right rear dampening adjustment valve (right rear wheelwell)
• Right rear level control system sensor (at right side of rear axle)
• Right rear suspension strut valve
• Self leveling system fuse (on left instrument panel fuse panel)
• Solenoid valve
• Temp sensor

ENGINE PERFORMANCE

4.2L

4.2L, Engine Performance Wiring Diagram (1 of 4) for Audi A8 L Quattro 2004

List of elements for 4.2L, Engine Performance Wiring Diagram (1 of 4) for Audi A8 L Quattro 2004:

• (in plenum chamber e-box) plenum chamber e-box relay panel
• (under left side of dash) data link connector
• 12a
• 21a
• 22a
• 30a
• Anti-lock brakes system
• Brake light switch
• Computer data lines system
• Cruise control system
• Engine control module (on passenger's side plenum chamber e-box)
• Evaporative emission canister purge solenoid valve
• Exterior lights system
• Fuse 150a
• Fuse 30a
• Fuse 50a
• Fuse 5a
• G43 (above right kick panel)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Mass air flow sensor
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Right luggage compartment fuse panel (right side of luggage compt)
• Secon- dary air injection pump relay
• Secondary air injection pump motor (between right front bumper & wheelwell liner)
• Starting/ charging system
• Throttle position sensor (on accelerator pedal)
• Transmission controls system

4.2L, Engine Performance Wiring Diagram (2 of 4) for Audi A8 L Quattro 2004

List of elements for 4.2L, Engine Performance Wiring Diagram (2 of 4) for Audi A8 L Quattro 2004:

• (left rear whellwell) leak detection pump (ldp)
• (left side of engine compt) left electro- hydraulic engine mount solenoid valve
• (right side of engine compt) right electro- hydraulic engine mount solenoid valve
• Camshaft position sensor (cmp)
• Camshaft position sensor (cmp) 2
• Engine coolant temperature sensor
• Evaporative emission canister purge regulator valve
• Fuse 10a
• Heated oxygen sensor (ho2s)
• Heated oxygen sensor (ho2s) 2
• Intake air switch over valve
• Intake change over valve
• Nca
• Oxygen sensor (behind twc)
• Oxygen sensor 2 (behind twc)
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Secondary air injection solenoid valve

4.2L, Engine Performance Wiring Diagram (3 of 4) for Audi A8 L Quattro 2004

List of elements for 4.2L, Engine Performance Wiring Diagram (3 of 4) for Audi A8 L Quattro 2004:

• 28a
• 29a
• 31a
• Camshaft adjustment valve 1
• Camshaft adjustment valve 2
• Fuel pump relay
• Fuse 15a
• Fuse 20a
• Fuse 5a
• G17 (on intake manifold)
• G43 (above right kick panel)
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Instrument cluster
• Instrument cluster combination processor
• Nca
• Plug spark
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Right kick panel relay panel (right front kick panel)
• Spark plug
• T32
• Torque support valve

4.2L, Engine Performance Wiring Diagram (4 of 4) for Audi A8 L Quattro 2004

List of elements for 4.2L, Engine Performance Wiring Diagram (4 of 4) for Audi A8 L Quattro 2004:

• Compt relay & fuse panel (right side of luggage compt
• Cooling fans system
• Engine control module (on passenger's side plenum chamber e-box)
• Engine speed sensor
• Fuel gauge sender
• Fuel injectors
• Fuel level sensor 2
• Fuel pump
• Fuel pump 2 relay
• Fuse 20a
• G44 (above left kick panel)
• G675 (right side of luggage compt)
• Hot at all times
• Kick down switch (under accelerator pedal)
• Knock sensor 1
• Knock sensor 2
• Nca
• Red
• Right luggage compt fuse panel (right side of luggage compt)
• Starting/ charging system
• Throttle valve control module (behind intake manifold on throttle valve housing)
• Transfer fuel pump

EXTERIOR LIGHTS

Exterior Lights Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004

List of elements for Exterior Lights Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• 10h
• 10l
• 14h
• 14l
• 22h
• 22l
• 31a
• 38a
• 40a
• A10
• Abs control module
• Access/ start control module
• Access/start control module (under driver's seat)
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B3 ignition output
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• Computer data lines system
• Emeregncy flasher switch
• Front/center console control head
• Fuse 10a
• Fuse 150a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• G33 (behind right side of dash)
• G43 (lower right "a" pillar)
• G44 (above left kick panel)
• Headlights system
• Horns system
• Hot at all times
• Interior lights system
• Left can bus disconnection plug
• Left front side marker light
• Left headlight assembly
• Left instrument panel fuse panel (behind left side of dash)
• Left side turn signal light
• Light switch
• Nca
• Park
• Red
• Right front side marker light
• Right headlight assembly
• Right luggage compartment fuse panel (right side of luggage compt)
• Right side turn signal light
• Steering column electronic systems control module (on steering column, behind steering wheel)
• T16a
• T46a
• T46b
• Turn
• Turn signal switch
• Vehicle electrical system control module (behind left side of dash)
• Wiper/ washer system

Exterior Lights Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004

List of elements for Exterior Lights Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004:

• 12a
• B10
• B13
• B17
• B20
• Back- up
• Brake light switch (above brake pedal, on bracket)
• Comfort system central control module (in luggage compt, behind battery)
• Fuse 10a
• Fuse 30a
• Fuse 5a
• G35 (under front passenger's seat)
• G394 (ground connection in main wiring harness)
• G50 (left side of luggage compt)
• G51 (right side of luggage compt)
• G611 (on fuel neck filler)
• High mount brake light
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Left rear lid taillamp assembly
• Left rear lid taillamp control module
• Left rear taillamp control module
• Left taillamp assembly
• License plate light
• Right luggage compartment fuse panel (right side of luggage compt)
• Right rear lid taillamp assembly
• Right rear lid taillamp control module
• Right rear taillamp control module
• Right taillamp assembly
• Stop
• Tail
• Turn

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004

List of elements for Ground Distribution Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004:

• Abs control module
• Battery switch off relay airbag control module left/right seat belt switch driver's/passenger's side side airbag crash sensors driver's front airbag crash sensor left/right rear side airbag crash sensor passenger's front airbag crash sensor
• Comfort system central control module
• Comfort system central control module door closing control module rear lid control module electronic parking brake control module
• Comfort system central control module left rear seat lumbar support height adjustment switch
• Electronic parking brake control module
• Front/center console control head storage compartment illumination cup holder illumination left/right center arm rest illumination 12 v sockets 2 & 3 cigarette lighter climatronic control module rear window window shade switch shift lock solenoid display open/closed stop switch asr/esp button parking aid button
• G12 (on left side of engine compartment)
• G39 (under left side of rear seat)
• G394 (ground connection in main wiring harness)
• G40 (under right side of rear seat)
• G50 (left side of luggage compt)
• G51 (right side of luggage compt)
• G606 (under center console, at shifter)
• G610 (under front of center console)
• G611 (on fuel filler neck)
• G653 (on left "d" pillar)
• G654 (on right "d" pillar)
• G657 (near left rear window)
• G659 (near right rear window)
• G675 (right side of luggage compt)
• G676 (left side of luggage compt)
• Heated rear window antenna amplifier antenna amplifier shield radio/telephone/navigation antenna
• High mount brake light passenger's side rear side airbag igniter inclination/anti theft control module
• Left rear seat heating element left rear backrest heating element
• Left rear tail light control module left rear lid tail light control module
• Passenger's side airbag igniter driver's knee airbag igniter driver side head airbag igniter front passenger head airbag igniter passenger's knee airbag igniter
• Radio frequency controlled clock receiver 12 volt socket parking aid control module
• Rear center console storage illumination rear cigarette lighter rear seat center outlet lighting rear a/c control head parking brake contact switch left rear heated seat regulating switch right rear heated seat regulating switch left/right rear heated seat temp sensor (w/o rear a/c) left/right rear seat occupied sensor (w/o rear a/c)
• Rear lid lock cylinder unlocking switch rear lid courtesy lamp trunk lock alarm/central locking switch license plate lights rear lid lock button (in luggage compt)
• Rear window defogger relay fuel filler cap detection switch left/right luggage compartment light fuel tank lid unlock motor decklid central locking system motor
• Right rear lid tail light control module
• Right rear seat heating element
• Right rear seat lumbar support curvature adjustment switch
• Right rear tail light control module electronic parking brake control module
• Suppressor (access/start control module) driver's side rear side airbag igniter
• Windshield antenna suppression filter telephone antenna

Ground Distribution Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004

List of elements for Ground Distribution Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004:

• 140/136/96
• 95/m41/m42
• 95/m51/m52
• Access/start control module
• Antenna amplifier antenna amplifier shield tv tuner tv tuner shield
• Coolant fan coolant fan 2 fresh air blower control module
• Data bus on board diagnostic interface
• Digital sound system control module digital sound system control module shield subwoofer navigation w/cd mechanism control unit tv tuner satellite radio radio navigation suppressor microphone unit shield
• Driver's seat ventilation control module front seat blower fan front seat backrest blower fan driver's seat heating element driver's heated seat temp sensor driver's seat side bolster heaters driver's seat backrest side bolster heaters driver's backrest heating element
• Front information display control head front information display control head control module cd rom drive position 2 media player cd changer unit position 1 media player
• Front passenger's seat ventilation control module front seat blower fan front seat backrest blower fan passenger's seat heating element passenger's heated seat temp sensor passenger's seat side bolster heaters passenger's seat backrest side bolster heaters passenger's backrest heating element
• G17 (on intake manifold)
• G34 (below driver's seat)
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• G613 (left side of luggage compt)
• G658 (near left rear window)
• Glove compartment light right footwell light
• Ignition coils 1,2,3,4,5,6,7,8
• Left headlight assembly high/low tone horn wiper motor control module windshield washer pump washer hoses heater driver side door control module level control system control module
• Left rear door control module left rear side blind control module
• Left rear footwell light rear seat left outlet lighting left rear footwell heater tire pressure monitoring control module
• Left side turn signal light left headlight assembly left/right washer nozzle heater windshield washer fluid heating relay brake fluid level warning switch left footwell light kick down switch high pressure sensor front hood switch front hood switch 2 garage door opener control module distance regulation control module
• Left/right front fog light right front side marker light left front side marker light
• Light switch headlight beam adjusting control module vehicle electrical system control module data link connector instrument panel left/right center air outlet sensor left/right instrument panel vent illumination
• Memory seat control module
• Passenger memory seat control module
• Passenger side door control module right rear door control module level control system control module
• Rain/light recognition sensor roof electronics control module rear seat right outlet lighting right rear footwell heater
• Right headlight assembly headlight washer pump secondary air injection pump motor coolant pump
• Right headlight assembly right side turn signal light headlight washer system relay right front brake pad wear sensor left/right heat regulating valve air quality sensor alarm horn
• Right rear footwell light vehicle electrical system control module 2 right rear footwell heater solar operation control module power sunroof control module
• Right rear side blind control module right rear door control module
• Steering column electronic systems control module vehicle electrical system control module left rear door control module
• Suppressor (tcm) transmission control module tiptronic switch
• Telephone/telematic control module telematic control head

HEADLIGHTS

Headlights Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Headlights Wiring Diagram for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• 10h
• 10l
• 22h
• 22l
• 31a
• 38a
• 40a
• A10
• Abs control module
• Access/ start control module
• Access/start control module (under driver's seat)
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B3 ignition output
• Bixenon switch off solenoid switch
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• C26
• C27
• C28
• C29
• C30
• C31
• Exterior lights system
• Fog light switch
• Fuse 10a
• Fuse 150a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Headlight beam adjusting control module (behind instrument cluster)
• Headlight flasher switch
• High intensity gas discharge control module
• High intensity gas discharge lamp
• Horns system
• Hot at all times
• Interior lights system
• Left can bus disconnection plug
• Left front fog light
• Left head- light power output stage
• Left headlight assembly
• Left headlight beam adjusting motor
• Left high beam head- light
• Left instrument panel fuse panel (behind left side of dash)
• Light switch
• Nca
• Red
• Right front fog light
• Right head- light power output stage
• Right headlight assembly
• Right headlight beam adjusting motor
• Right high beam head- light
• Right luggage compartment fuse panel (right side of luggage compt)
• Steering column electronic systems control module (on steering column, behind steering wheel)
• T16a
• T46a
• Vehicle electrical system control module (behind left side of dash)
• Wiper/ washer system

HORN

Horn Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Horn Wiring Diagram for Audi A8 L Quattro 2004:

• 24a
• 31a
• 38a
• 40a
• A10
• Airbag spiral spring/ return spring w/ slip ring
• B14
• C14
• C15
• C17
• Computer data lines system
• Dual horn relay (behind left side of dash)
• Fuse 10a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• G44 (above left kick panel)
• High tone horn
• Horn switch
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Low tone horn
• Nca
• Steering column electronics systems control module
• Steering wheel control unit
• T16a
• Vehicle electrical system control module (behind left side of dash)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Instrument Cluster Wiring Diagram for Audi A8 L Quattro 2004:

• Anti-lock brakes system
• Asr/esp button
• Brake fluid warning switch
• Brake pad wear ind
• Brake warning
• Combination processor
• Computer data lines system
• Coolant level/temp
• Electric park/ handbrake ind
• Electric park/ handbrake malfunction ind
• Emergency flasher indicator
• Emergency flasher switch
• Engine coolant level warning switch
• Exterior lights system
• Front display open/close button
• Front/center console control head
• Fuel gauge
• Fuel gauge sender
• Fuel level sensor
• Fuel pump
• Fuse 5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• G610 (under front of center console)
• G676 (left side of luggage compt)
• Hot at all times
• Instrument cluster
• Interior lights system
• Left front brake pad wear sensor
• Left instrument
• Navigation system
• Oil level thermal sensor (sri) (bottom of engine oil pan)
• Oil pressure switch
• Oil pressure warning
• Outside air temp
• Outside air temperature sensor (behind right side of front bumper)
• Panel fuse panel (behind right side of dash)
• Parking aid button
• Parking aid indicator
• Parking brake
• Passenger side airbag off warning light
• Power window system (rear window shade switch)
• Radio frequency cntrld clock
• Radio frequency controlled clock receiver
• Rear window shade switch
• Red
• Right front brake pad wear sensor
• Right instrument
• Shift interlock system (electronic parking brake)
• Sound system
• T32
• T32/1
• T32/10
• T32/11
• T32/12
• T32/14
• T32/15
• T32/17
• T32/18
• T32/19
• T32/2
• T32/20
• T32/21
• T32/22
• T32/23
• T32/24
• T32/25
• T32/26
• T32/27
• T32/28
• T32/29
• T32/3
• T32/30
• T32/4
• T32/5
• T32/7
• T32/8
• T32/9
• Transfer fuel pump
• Washer fluid level
• Windshield washer fluid level sensor

INTERIOR LIGHTS

Interior Lights Wiring Diagram (1 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (1 of 7) for Audi A8 L Quattro 2004:

• 29a
• Cigarette lighter light
• Combination processor
• Cup holder illumination
• Fog light indicator light
• Front/center console control head
• Fuse 1a
• Fuse 5a
• G34 (below driver's seat)
• G35 (under front passenger's seat)
• G44 (above left kick panel)
• G606 (under center console, at shifter)
• G610 (under front of center console)
• Head- light switch light
• Hot at all times
• Instrument cluster
• Left center armrest illumination
• Left center instrument panel vent illumination
• Left instrument panel fuse panel (behind left side of dash)
• Left instrument panel vent illumination
• Left rear heated seat regulating switch
• Light switch
• Nca
• Park light indicator light
• Parking brake contact switch
• Rear center console storage illumination
• Rear cigarette lighter light
• Rear seat center outlet light
• Rear seat left outlet light
• Rear seat right outlet light
• Right center armrest illumination
• Right center instrument panel vent illumination
• Right instrument panel vent illumination
• Right rear heated seat regulating switch
• Storage compartment illumination
• Telematic control head

Interior Lights Wiring Diagram (2 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (2 of 7) for Audi A8 L Quattro 2004:

• 31a
• Comfort system central control module (in luggage compartment, behind battery)
• Fuse 10a
• Fuse 20a
• Fuse 30a
• G34 (below driver's seat)
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• G611 (on fuel filler neck)
• G675 (right side of luggage compt)
• Glove compartment light
• Glove compartment light switch
• Hot at all times
• Left footwell light
• Left instrument panel fuse panel (behind left side of dash)
• Left luggage compartment light
• Left rear footwell light
• Rear lid courtesy light
• Rear lid lock button (in lugg compt)
• Right footwell light
• Right luggage compartment fuse panel (right side of luggage compt)
• Right luggage compartment light
• Right rear footwell light
• Tiptronic switch
• Vehicle electrical system control module (behind left side of dash)

Interior Lights Wiring Diagram (3 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (3 of 7) for Audi A8 L Quattro 2004:

• (10 pin ribbon cable)
• (8 pin ribbon cable)
• (under front passenger's seat) g35
• 13a
• Auto
• Automatic day/night interior mirror
• Computer data lines system
• Driver's reading light button
• Front interior lamp button
• Front passenger's reading light button
• Fuse 10a
• Garage door opener control head
• Hot in run and start
• Humidity sensor
• Interior illumination switch
• Left front reading light
• Left illuminated interior make-up mirror
• Left instrument panel fuse panel (behind left side of dash)
• Left interior light
• Left make-up mirror light
• Left make-up mirror light switch
• Left rear interior light
• Left rear reading light
• Left rear reading light switch
• Left rear window shade button
• Light recognition sensor
• Nca
• Nca nca
• Off
• Passenger's map/reading light
• Power tops system
• Radar interior monitoring control module 1
• Rear interior lamp button
• Rear roof module control head
• Rear window shade switch (rear)
• Right illuminated interior make-up mirror
• Right interior light
• Right make-up mirror light
• Right make-up mirror light switch
• Right rear interior light
• Right rear reading light
• Right rear reading light switch 1
• Right rear window shade button
• Roof electronics control module
• Sunroof button
• Sunroof regulator
• Sunroof switch light
• T26a
• T26b
• T8f

Interior Lights Wiring Diagram (4 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (4 of 7) for Audi A8 L Quattro 2004:

• 39a
• A11
• A12
• A18
• A19
• A20
• A21
• A22
• Alarm system off switch/ passenger compartment monitoring switch
• Central locking safe warning light
• Driver entry lamp (in outside mirror)
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver side door opener lighting
• Driver side door warning light
• Driver side interior lock switch
• Driver's door ambient illumination
• Driver's door ambient lighting voltage converter
• Driver's door storage illumination
• Driver's seat memory program control
• Driver's side door contact switch
• Fuel tank lid unlock/ rear lid remote control lock switch
• Fuse 7.5a
• G44 (above left kick panel)
• Hot at all times
• Left front entry light
• Left front outside door handle illumination
• Left front window switch
• Left instrument panel fuse panel (behind left side of dash)
• Mirror adjustment switch
• Nca
• Seat memory lock-out button
• T2ae
• T2af

Interior Lights Wiring Diagram (5 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (5 of 7) for Audi A8 L Quattro 2004:

• 39a
• A18
• A19
• A20
• A21
• A22
• Front passenger emergency off button
• Front passenger's central locking safe indicator light
• Front passenger's door storage illumination
• Front passenger's entry lamp (in outside mirror)
• Fuse 7.5a
• G43 (above right kick panel)
• Hot at all times
• Nca
• Passenger door window regulator switch
• Passenger side door control module (integrated in right front door window regulator motor)
• Passenger side door opener lighting
• Passenger side door warning light
• Passenger side interior lock switch
• Passenger's door ambient illumination
• Passenger's door ambient lighting voltage converter
• Passenger's seat memory program control
• Passenger's side door contact switch
• Right front entry light
• Right front outside door handle illumination
• Right instrument panel fuse panel (behind right side of dash)
• T2ae
• T2af

Interior Lights Wiring Diagram (6 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (6 of 7) for Audi A8 L Quattro 2004:

• 41a
• A16
• Fuse 7.5a
• G44 (above left kick panel)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Left rear ashtray light
• Left rear door ambient illumination
• Left rear door ambient lighting voltage converter
• Left rear door contact switch
• Left rear door control module (integrated in left rear door window regulator motor)
• Left rear door opener lighting
• Left rear door storage illumination
• Left rear door warning light
• Left rear entry light
• Left rear interior lock switch
• Left rear window switch
• Nca
• Right front outside door handle illumination
• T2ae
• T2af

Interior Lights Wiring Diagram (7 of 7) for Audi A8 L Quattro 2004

List of elements for Interior Lights Wiring Diagram (7 of 7) for Audi A8 L Quattro 2004:

• 41a
• A16
• Fuse 7.5a
• G43 (above right kick panel)
• Hot at all times
• Left rear door ambient illumination
• Left rear door ambient lighting voltage converter
• Nca
• Passenger's seat adjusting switch
• Right front outside door handle illumination
• Right instrument panel fuse panel (behind right side of dash)
• Right rear ashtray light
• Right rear door contact switch
• Right rear door control module (integrated in right rear door window regulator motor)
• Right rear door opener lighting
• Right rear door storage illumination
• Right rear door warning light
• Right rear entry light
• Right rear interior lock switch
• Right rear window switch
• T2ae
• T2af

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004

List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004:

• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• Aft fore/
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• Back- rest
• Belt height
• Computer data lines system
• Depth seat
• Driver's seat backrest/ head adjustment motor
• Driver's seat lumbar support curvature adjustment motor
• Driver's seat lumbar support height adjustment motor
• Driver's seat switch
• Head backrest/
• Height seat
• Inclin- ation
• Lumbar fore/ aft
• Lumbar height
• Lumbar/ belt height switch
• Massage
• Memory seat control module
• Red
• Rest head-
• W/ massage
• W/o massage

Driver"s Memory Seat Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004

List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004:

• A21
• A22
• A26
• A27
• A28
• A29
• A30
• A31
• Belt height adjustment motor/position sensor
• C10
• C11
• C12
• Circuit breaker 44 30a
• Circuit breaker 45 30a
• Computer data lines system
• D10
• D11
• D12
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver's seat back adjustment motor
• Driver's seat depth adjustment motor
• Driver's seat fore/ aft adjustment motor
• Driver's seat headrest adjustment motor
• Driver's seat height adjustment motor
• Driver's seat inclination adjustment motor
• G34 (below driver's seat)
• Hot at all times
• Memory program switch
• Memory seat control module
• Power seat circuit breaker 1 (on relay & fuse panel, at left side of dash)
• Power seat circuit breaker 2 (on relay & fuse panel, at left side of dash)
• Red
• Seat memory lock-out button

Memory Mirrors Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Memory Mirrors Wiring Diagram for Audi A8 L Quattro 2004:

• 39a
• A21
• Auto day/ night
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Computer data lines system
• Directional motors & position switches
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver's outside mirror
• Entry lamp
• Fold away motor
• Fold away switch
• Front passenger side door control module (integrated in right front door window regulator motor)
• Front passenger's outside mirror
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Heating element
• Hot at all times
• Interior lights system
• Interior lights system, door locks system
• Left instrument panel fuse panel (behind left side of dash)
• Mirror adjustment switches
• Mirror selector switch
• Outside mirror switch
• Red
• Right instrument panel fuse panel (behind right side of dash)

Passenger"s Memory Seat Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004

List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for Audi A8 L Quattro 2004:

• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A23
• A24
• A25
• A26
• A27
• A28
• A29
• A30
• Aft fore/
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• Back- rest
• Belt height
• Computer data lines system
• Depth seat
• Head backrest/
• Height seat
• Inclin- ation
• Lumbar fore/ aft
• Lumbar height
• Lumbar/ belt height switch
• Massage
• Passenger memory seat control module
• Passenger's seat backrest/ head adjustment motor
• Passenger's seat lumbar support curvature adjustment motor
• Passenger's seat lumbar support height adjustment motor
• Passenger's seat switch
• Red
• Rest head-
• W/ massage
• W/o massage

Passenger"s Memory Seat Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004

List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for Audi A8 L Quattro 2004:

• A21
• A22
• A26
• A27
• A28
• A29
• A30
• A31
• Belt height adjustment motor/position sensor
• C10
• C11
• C12
• Circuit breaker 46 30a
• Circuit breaker 80 30a
• Computer data lines system
• D10
• D11
• D12
• G35 (under front passenger's seat)
• Hot at all times
• Passenger memory seat control module
• Passenger side door control module (integrated in passenger's door window regulator motor)
• Passenger's seat backrest adjustment motor
• Passenger's seat depth adjustment motor
• Passenger's seat emergency off button
• Passenger's seat fore/aft adjustment motor
• Passenger's seat head restraint adjustment motor
• Passenger's seat height adjustment motor
• Passenger's seat inclination adjustment motor
• Passenger's side memory program switch
• Power seat circuit breaker 1 (on relay & fuse panel, at right kick panel)
• Power seat circuit breaker 2 (on relay & fuse panel, at right kick panel)
• Red

Steering Column Memory Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Steering Column Memory Wiring Diagram for Audi A8 L Quattro 2004:

• (under left front seat) access/start control module
• 31a
• 38a
• 40a
• A10
• A21
• A22
• A26
• A27
• A28
• A29
• A30
• A31
• A58
• Anti-lock brakes system
• Axial adjustment motor
• Axial adjustment sensor
• B14
• C14
• C15
• C18
• C19
• C21
• C22
• Computer data lines system
• Cruise control system
• Driver side door control module (integrated in driver's door window regulator motor)
• Engine control module (on passenger's side plenum chamber e-box)
• Fuse 10a
• Fuse 150a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• G44 (above left kick panel)
• Headlights/ exterior lights system
• Horns system
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Memory program switch
• Memory seat system (driver's seat circuit)
• Nca
• Nca nca
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Steering column adjustment motors
• Steering column adjustment switch
• Steering column electronic systems control module
• T16a
• T4d
• Transmission controls/ sound system
• Vehicle electrical system control module (behind left side of dash)
• Vertical adjustment motor
• Vertical adjustment sensor
• Wiper/ washer system

NAVIGATION

Parking Assistant Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Parking Assistant Wiring Diagram for Audi A8 L Quattro 2004:

• (left side of luggage compartment)
• A10
• A11
• A12
• A13
• A14
• A15
• C10
• C11
• C12
• Computer data lines system
• Front parking aid warning buzzer
• Front/ center console control head
• Fuse 5a
• G610 (under front of center console)
• G676
• Hot at all times
• Left front center parking aid sensor
• Left front parking aid sensor
• Left instrument panel fuse panel (behind left side of dash)
• Left rear center parking sensor (behind left center of rear bumper)
• Left rear parking sensor (behind left side of rear bumper)
• Parking aid button
• Parking aid control module (below cd changer unit, on left side of luggage compartment)
• Parking aid indicator
• Parking aid warning buzzer
• Right front center parking aid sensor
• Right front parking aid sensor
• Right rear center parking sensor (behind right center of rear bumper)
• Right rear parking sensor (behind right side of rear bumper)
• T16b

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Power Distribution Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• 11a
• 12a
• 13a
• 14a
• 15a
• 21a
• 23a
• 24a
• 25a
• 26a
• 27a
• 30a
• 34a
• 35a
• 36a
• 37a
• 38a
• 39a
• 41a
• 43a
• 44a
• Air bag control module
• Alarm horn
• B272
• B299
• B303
• B304
• B305
• B316
• B321
• B325
• Battery
• Battery switch off relay
• Cd changer unit/ position 1 media player
• Cd rom driver/ position 2 media player
• Cigarette lighter
• Circuit breaker 30a
• Climatronic control module
• Climatronic control module/ driver's seat ventilation control module/ front passenger's seat ventilation control module
• Comfort system central control module
• Computer data lines system
• Coolant fan
• Coolant fan 2
• E-box relay panel
• Electronic parking brake control module
• Energy management control module
• Engine control module
• Fresh air blower control module
• Front information display control head
• Fuel pump relay
• Fuel pump relay 2
• Fuse
• Fuse 10a
• Fuse 110a
• Fuse 150a
• Fuse 15a
• Fuse 20a
• Fuse 30a
• Fuse 40a
• Fuse 50a
• Fuse 5a
• Fuse 60a
• Fuse 7.5a
• G606 (under center console, at shifter)
• G610 (under front of center console)
• Generator
• Headlight washer system relay
• Heated front window
• Heated rear glass fuse
• Inclination/ anti-theft control module
• Interior lights system
• Left rear seat lumbar support height adjustment switch
• Main fuse panel (behind upper right kick panel)
• Nca
• Parking brake contact switch
• Passenger memory seat control module
• Passenger side door control module
• Passenger side window regulator circuit breaker
• Power seat circuit breaker 1 (on relay & fuse panel, at right kick panel)
• Power seat circuit breaker 2
• Power seat circuit breaker 2 (on relay & fuse panel, at right kick panel)
• Power sunroof control module
• R23
• Rain/ light recognition sensor
• Rear a/c control head
• Rear a/c control head/ left/right rear heated seat regulation switch
• Rear cigarette lighter
• Rear lid control module/ rear lid opening motor
• Rear window defogger relay
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Right luggage compartment fuse panel (right side of luggage compt)
• Right rear door control module
• Right rear seat lumbar support height adjustment switch
• Right rear side blind control module
• Roof electronics control module
• Secondary air injection pump relay
• Suppressor
• To left instrument panel fuse panel (diagram 2 0f 3)
• To left luggage compt fuse panel (diagram 2 0f 3)
• Transmission control module
• Vehicle electrical system control module 2

Power Distribution Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Power Distribution Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• 10a
• 11a
• 12a
• 12v socket
• 12v socket 2
• 12v socket 3
• 13a
• 24a
• 25a
• 26a
• 27a
• 38a
• 39a
• 40a
• 41a
• 42a
• Abs control module
• Abs control module fuse 1
• Access/ start control module
• B298
• B318
• B326
• Brake light switch
• Compressor level control system relay
• Digital sound system control module
• Driver side door control module
• Dual horn relay j1
• From right luggage compartment fuse panel (fuse 132) (diagram 1 of 3)
• From right luggage compartment fuse panel (fuse 133) (diagram 1 of 3)
• Fuse
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• Fuse 5a
• Fuse 60a
• Fuse 7.5a
• G610 (under front of center console)
• G676 (left side of luggage compartment)
• Left instrument panel fuse panel (behind left side of dash)
• Left luggage compartment fuse panel (left side of luggage compartment)
• Left rear door control module
• Leveling control system control module
• Navigation w/ cd mechanism control unit
• Nca
• Parking aid control module
• Radio
• Red
• Satellite radio
• Self leveling system fuse (on left instrument panel fuse panel, behind left side of dash)
• Subwoofer
• Suppressor
• Telephone/ telematic control module
• Tv tuner
• Vehicle electrical system control module
• Wiper motor control module

Power Distribution Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Power Distribution Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• (on relay & fuse panel at left side of dash)
• 10a
• 17a
• 18a
• 19a
• 20a
• 28a
• 30a
• 31a
• 32a
• 33a
• Access/ start control module
• Air quality sensor
• Airbag control module
• B163
• B165
• B273
• B278
• B279
• B280
• B281
• B302
• B318
• B346
• B348
• B492
• Circuit breaker 30a
• Climatronic control module
• Comfort system central control module
• Data bus on board diagnostic interface
• Data link connector
• Distance regulation control module
• Distance regulation sensor heater
• Driver memory seat control module
• Driver side door control module
• Driver's seat ventilation control module
• Engine control module
• From left instrument panel fuse panel splice (diagram 2 of 3)
• Front/ center console control head
• Fuel pump relay
• Fuel pump relay 2
• Fuse 10a
• Fuse 15a
• Fuse 25a
• Fuse 30a
• Fuse 5a
• Garage door opener control module
• Headlight beam adjusting control module
• High pressure sensor
• Instrument cluster
• Left headlight power output stage
• Left instrument panel fuse panel (behind left side of dash)
• Left rear door control module
• Left rear footwell heater
• Left rear side blind control module
• Left/right heated seat regulating switch
• Left/right washer nozzle heaters
• Level control system control module
• Light switch
• Nca
• Oil level thermal sensor
• Parking aid control module
• Power seat circuit breaker 1 (on relay & fuse panel at left side of dash)
• Power seat circuit breaker 2 (on relay & fuse panel at left side of dash)
• Power window circuit breaker
• R19
• Rear a/c heater
• Red
• Right headlight assembly
• Right instrument panel fuse panel (behind right side of dash)
• Right rear footwell heater
• Starter relay
• Starter relay 2
• Steering column electronic systems control module
• Telephone/ telematic control module
• Tiptronic switch
• Tire pressure monitoring control module
• To battery switch off relay (diagram 1 of 3)
• Transmission control module
• Transmission park selection switch
• Vehicle electrical system control module
• Windshield washer fluid heating relay

POWER DOOR LOCKS

Door Locks & Theft Deterrent Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Door Locks & Theft Deterrent Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• 13a
• 39a
• A17
• A21
• A23
• Alarm system off switch/ passenger compartment monitoring switch
• C10
• Computer data lines system
• Driver side central locking lock unit
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver side interior lock switch
• Driver's outside door handle central locking button (if equipped)
• Front passenger's outside door handle central locking button (if equipped)
• Fuel tank lid
• Fuse 10a
• Fuse 7.5a
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Hot in run and start
• Left instrument panel fuse panel (behind left side of dash)
• Passenger side central locking lock unit
• Passenger side door control module (integrated in right front door window regulator motor)
• Passenger side interior lock switch
• Radar interior monitoring control module 1
• Rear lid
• Rear lid remote control lock switch/fuel tank lid unlock button
• Right instrument panel fuse panel (behind right side of dash)
• Roof electronics control module (under front of roof module)
• T8f

Door Locks & Theft Deterrent Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Door Locks & Theft Deterrent Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• 41a
• B10
• Computer data lines system
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Left rear outside door handle central locking button (if equipped)
• Left instrument panel fuse panel (behind left side of dash)
• Left rear central locking lock unit
• Left rear door control module (integrated in left rear door window regulator motor)
• Left rear interior lock switch
• Right instrument panel fuse panel (behind right side of dash)
• Right rear central locking lock unit
• Right rear door control module (integrated in right rear door window regulator motor)
• Right rear interior lock switch
• Right rear outside door handle central locking button (if equipped)

Door Locks & Theft Deterrent Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Door Locks & Theft Deterrent Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• (above right kick panel) g43
• (on fuel filler neck) g611
• (right side of luggage compartment) g675
• 31a
• A15
• Alarm horn
• B14
• B17
• B18
• B22
• B24
• B26
• B29
• B31
• C10
• Comfort system central control module (in luggage compartment, behind battery)
• Computer data lines system
• Deck lid central locking system motor
• Door closing control module
• Front hood switch
• Front hood switch 2
• Fuel tank lid unlock motor
• Fuse 10a
• Fuse 150a
• Fuse 20a
• Fuse 30a
• G44 (above left kick panel)
• G51 (right side of luggage compt)
• G611 (on fuel filler neck)
• Hot at all times
• Inclination/ anti-theft control module (under right side of rear seat)
• Interior lights system
• Left instrument panel fuse panel (behind left side of dash)
• Rear lid closing assist lock stop switch
• Rear lid control module (right rear of luggage compt)
• Rear lid lock button (in luggage compt)
• Rear lid lock cylinder unlocking switch
• Rear lid opening assist unlock stop switch
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Trunk lid alarm switch
• Trunk lock alarm/central locking switch
• Vehicle electrical system control module (behind left side of dash)

POWER MIRRORS

Automatic Day/Night Mirror Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Automatic Day/Night Mirror Wiring Diagram for Audi A8 L Quattro 2004:

• 13a
• 39a
• Automatic day/night interior mirror
• B11
• B12
• Computer data lines system
• Day/ night
• Driver side door control module (integrated in driver's door window regulator)
• Driver's outside mirror
• Front passenger side door control module (integrated in right front door window regulator)
• Front passenger's outside mirror
• Fuse 10a
• Fuse 7.5a
• G35 (under front passengers seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Light recognition sensor
• Right instrument panel fuse panel (behind right side of dash)
• Roof electronics control module
• T8f

Power Mirrors Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Power Mirrors Wiring Diagram for Audi A8 L Quattro 2004:

• 39a
• A21
• Auto day/ night
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Computer data lines system
• Directional motors & position switches
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver's outside mirror
• Entry lamp
• Fold away motor
• Fold away switch
• Front passenger side door control module (integrated in right front door window regulator motor)
• Front passenger's outside mirror
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Heating element
• Hot at all times
• Interior lights system
• Interior lights system, door locks system
• Left instrument panel fuse panel (behind left side of dash)
• Mirror adjustment switches
• Mirror selector switch
• Outside mirror switch
• Red
• Right instrument panel fuse panel (behind right side of dash)

POWER SEATS

Front Seat Heater Wiring Diagram, with Ventilation for Audi A8 L Quattro 2004

List of elements for Front Seat Heater Wiring Diagram, with Ventilation for Audi A8 L Quattro 2004:

• 20a
• 35a
• Climatronic control module (front of center console)
• Driver's seat blower fan
• Driver's seat heating element & temperature sensor
• Driver's seat side bolster heater
• Driver's seat ventilation control module
• Driver's seatback blower fan
• Driver's seatback heating element
• Driver's seatback side bolster heater
• Front passenger's seat occupied sensor
• Front passenger's seat ventilation control module
• Fuse 20a
• Fuse 5a
• G34 (below driver's seat)
• G35 (below front passenger's seat)
• Hot at all times
• Passenger's seat blower fan
• Passenger's seat heating element & temperature sensor
• Passenger's seat side bolster heater
• Passenger's seatback blower fan
• Passenger's seatback heating element
• Passenger's seatback side bolster heater
• Red
• Right instrument panel fuse panel (behind right side of dash)

Front Seat Heater Wiring Diagram, without Ventilation for Audi A8 L Quattro 2004

List of elements for Front Seat Heater Wiring Diagram, without Ventilation for Audi A8 L Quattro 2004:

• 26a
• 35a
• C12
• C14
• C22
• C23
• Climatronic control module (front of center console)
• Computer data lines system
• Driver's seat heating element & temperature sensor
• Driver's seat side bolster heater
• Driver's seatback heating element
• Driver's seatback side bolster heater
• Fuse 10a
• Fuse 20a
• Fuse 5a
• G34 (below driver's seat)
• G35 (below front passenger's seat)
• G610 (under front of center console)
• Hot at all times
• Passenger's seat heating element & temperature sensor
• Passenger's seat side bolster heater
• Passenger's seatback heating element
• Passenger's seatback side bolster heater
• Right instrument panel fuse panel (behind right side of dash)

Heated Steering Wheel Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Heated Steering Wheel Wiring Diagram for Audi A8 L Quattro 2004:

• A58
• Access/start control module (under left front seat)
• Airbag spiral spring/ return spring w/ slip ring
• Computer data lines system
• Fuse 10a
• Fuse 150a
• Fuse 5a
• G44 (above left kick panel)
• Heated steering sensor
• Heated steering wheel
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Multi- function steering wheel control unit
• Nca
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Steering column electronics system control module
• Steering wheel control unit
• T16a

Rear Lumbar Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Rear Lumbar Wiring Diagram for Audi A8 L Quattro 2004:

• 30a
• G653 (on left "d" pillar)
• G654 (on right "d" pillar)
• Hot at all times
• Left rear lumbar curvature adjustment motor
• Left rear lumbar height adjustment motor
• Left rear seat lumbar support adjustment switch
• Power seat circuit breaker 2 (on relay & fuse panel, right side of luggage compt)
• Red
• Right rear lumbar curvature adjustment motor
• Right rear lumbar height adjustment motor
• Right rear seat lumbar support adjustment switch

Rear Seat Heater Wiring Diagram, with Rear A/C for Audi A8 L Quattro 2004

List of elements for Rear Seat Heater Wiring Diagram, with Rear A/C for Audi A8 L Quattro 2004:

• 26a
• 34a
• A12
• A13
• A14
• A15
• A16
• A17
• A24
• A25
• A26
• Computer data lines system
• Fuse 10a
• Fuse 20a
• Fuse 5a
• G610 (under front of center console)
• G653 (on left "d" pillar)
• G654 (on right "d" pillar)
• Hot at all times
• Left rear backrest heating element
• Left rear seat heating element & temperature sensor
• Left rear seat occupied sensor
• Rear a/c control head
• Right instrument panel fuse panel (behind right side of dash)
• Right rear backrest heating element
• Right rear seat heating element & temperature sensor
• Right rear seat occupied sensor

Rear Seat Heater Wiring Diagram, without Rear A/C for Audi A8 L Quattro 2004

List of elements for Rear Seat Heater Wiring Diagram, without Rear A/C for Audi A8 L Quattro 2004:

• 34a
• Fuse 20a
• Fuse 5a
• G606 (under center console, near shifter)
• G653 (on left "d" pillar)
• G654 (on left "d" pillar)
• Hot at all times
• Interior lights system
• Left rear backrest heating element
• Left rear heated seat regulating switch
• Left rear seat heating element & temperature sensor
• Left rear seat occupied sensor
• Right instrument panel fuse panel (behind right side of dash)
• Right rear backrest heating element
• Right rear heated seat regulating switch
• Right rear seat heating element & temperature sensor
• Right rear seat occupied sensor

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Power Top/Sunroof Wiring Diagram for Audi A8 L Quattro 2004:

• 13a
• 27a
• Computer data lines system
• Fuse 10a
• Fuse 20a
• G35 (under front passengers seat)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Nca
• Power sunroof control module
• Red
• Roof electronics control module
• Sunroof button
• Sunroof regulator
• Sunroof switch light
• T8f
• Wind deflector motor

POWER WINDOWS

Power Windows Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Power Windows Wiring Diagram for Audi A8 L Quattro 2004:

• 39a
• 41a
• A10
• A21
• A25
• Computer data lines system
• Driver side door control module (integrated in driver's door window regulator motor)
• Driver window switch
• Front passenger side door control module (integrated in right front door window regulator motor)
• Front passenger window switch
• Fuse 7.5a
• G43 (above right kick panel)
• G44 (above left kick panel)
• Hot at all times
• Interior lights system
• Interior lights system, door locks system
• Left front window switch
• Left instrument panel fuse panel (behind left side of dash)
• Left rear door control module (integrated in left rear door window regulator motor)
• Left rear window switch
• Right front window switch
• Right instrument panel fuse panel (behind right side of dash)
• Right rear door control module (integrated in right rear door window regulator motor)
• Right rear window switch
• Window regulator motor

Rear Window Sun Shade Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Rear Window Sun Shade Wiring Diagram for Audi A8 L Quattro 2004:

• (under front of center console)
• (under front passengers seat)
• 10 pin ribbon cable
• 13a
• 26a
• 30a
• 35a
• 41a
• 8 pin ribbon cable
• A10
• A13
• B17
• C22
• C23
• C24
• Central control module (comfort system) (in luggage compt, behind the battery)
• Climatronic control module (front of center console)
• Computer data lines system
• Front/center console control head
• Fuse 10a
• Fuse 20a
• Fuse 30a
• Fuse 5a
• Fuse 7.5a
• G34 (below drivers seat
• G35 (under front passengers seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• G51 (right side of luggage compt)
• G610
• G610 (under front of center console)
• Hot at all times
• Interior lights system
• Left instrument panel fuse panel (behind left side of dash)
• Left rear door control module (integrated in left rear door window regulator motor)
• Left rear side blind control module
• Left rear window shade button
• Nca
• Nca nca
• Power window circuit breaker
• Rear roof module control head
• Rear window shade motor
• Rear window shade switch (front)
• Rear window shade switch (rear)
• Right instrument panel fuse panel (behind right side of dash)
• Right rear door control module (integrated in right rear door window regulator motor)
• Right rear side blind control module
• Right rear window shade button
• Roof electronics control module
• T16b
• T26a
• T26b
• T8f
• Window regulator circuit breaker (passenger side)

RADIO

Navigation Wiring Diagram (1 of 4) for Audi A8 L Quattro 2004

List of elements for Navigation Wiring Diagram (1 of 4) for Audi A8 L Quattro 2004:

• 12a
• 24a
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A61
• A62
• Access/start control module (under driver's seat)
• Antenna amplifier
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• C17
• C18
• C19
• C20
• C21
• C22
• C23
• C24
• C25
• Computer data lines system
• Display closed stop switch
• Display open stop switch
• Fiber optic
• Front display open/close button
• Front information display control head
• Front information display control head control module (behind glove box)
• Front/center console control head
• Fuse 10a
• Fuse 5a
• G35 (under front passenger's seat)
• G43 (above right kick panel)
• G610 (under front of center console)
• G613 (left side of luggage compt)
• G657 (near left rear window)
• G658 (on right "d" pillar)
• Hot at all times
• Left luggage compartment fuse panel (left side of luggage compt)
• Multimedia control head
• Nca
• Open/ close display motor
• Red
• Right instrument panel fuse panel (behind right side of dash)
• Tv tuner (if equipped)
• Vehicle electrical system control module 2 (under front passenger's seat)

Navigation Wiring Diagram (2 of 4) for Audi A8 L Quattro 2004

List of elements for Navigation Wiring Diagram (2 of 4) for Audi A8 L Quattro 2004:

• 14a
• Cd changer unit or position 1 media player
• Cd rom drive or position 2 media player
• Fiber optic
• Fuse 30a
• Fuse 5a
• G43 (above right kick panel)
• G613 (left side of luggage compt)
• G657 (near left rear window)
• Hot at all times
• Left luggage compartment fuse panel (left side of luggage compt)
• Navigation antenna
• Nca
• Radio
• Radio antenna
• Radio antenna 2
• Radio/telephone/ navigation antenna
• Right instrument panel fuse panel (behind right side of dash)
• Roof antenna
• Satellite radio (if equipped)
• W/ position 1 & 2 media player
• W/ position 1 media player
• W/o satellite radio

Navigation Wiring Diagram (3 of 4) for Audi A8 L Quattro 2004

List of elements for Navigation Wiring Diagram (3 of 4) for Audi A8 L Quattro 2004:

• (below rear headliner) antenna
• 10a
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B17
• B18
• B19
• B20
• B21
• B22
• B23
• B24
• B25
• B26
• B27
• B28
• B29
• B30
• B31
• B32
• B33
• B34
• B35
• C10
• C11
• C12
• Center mid/high range loudspeaker
• Digital sound system control module
• Fiber optic
• Fuse 15a
• Fuse 5a
• G613 (left side of luggage compartment)
• G613 (left side of luggage compt)
• G657 (near left rear window)
• Hot at all times
• Left front bass speaker
• Left front midrange speaker
• Left luggage compartment fuse panel (left side of luggage compt)
• Left rear mid/low range loudspeaker
• Left rear treble speaker
• Microphone unit
• Navigation antenna (w/o telematic telephone)
• Navigation w/ cd mechanism control unit (left side of trunk, behind trim)
• Nca
• Rear package shelf loudspeakers
• Red
• Right front bass speaker
• Right front midrange speaker
• Right rear mid/low range loudspeaker
• Right rear treble speaker
• Subwoofer
• Suppressor
• Telelmatic telephone
• W/o w/ telelmatic telephone

Navigation Wiring Diagram (4 of 4) for Audi A8 L Quattro 2004

List of elements for Navigation Wiring Diagram (4 of 4) for Audi A8 L Quattro 2004:

• (above right kick panel) g43
• (below driver's seat) g34
• 10a
• 13a
• 20a
• Airbag control module (below center of dash, on transmission tunnel)
• Auxiliary speaker (telematic)
• B25
• Cellular telephone connector
• Comfort system central control module (in luggage compt, behind battery)
• Computer data lines system
• Cruise control system (w/ adaptive cruise control)
• Data bus on board diagnostic interface (behind glove box)
• Data link connector (under left side of dash)
• Emergency
• Emergency battery
• Fiber optic
• Fuse 10a
• Fuse 5a
• G34 (below driver's seat)
• G659 (near right rear window)
• Green
• Hang up
• Hot at all times
• Instrument cluster
• Left instrument panel fuse panel (behind left side of dash)
• Nca
• Operator
• Pnk
• Red
• Right instrument panel fuse panel (behind right side of dash)
• T32
• Telematic control head
• Telephone antenna
• Telephone/ telematic control module

Steering Wheel Controls Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Steering Wheel Controls Wiring Diagram for Audi A8 L Quattro 2004:

• A58
• Access/start control module (under left front seat)
• Airbag spiral spring/ return spring w/ slip ring
• Computer data lines system
• Engine control module (on passenger's side plenum chamber e-box)
• Fuse 10a
• Fuse 150a
• Fuse 5a
• G44 (above left kick panel)
• Hot at all times
• Left instrument panel fuse panel (behind left side of dash)
• Left multi- function buttons
• Multi- function steering wheel control unit
• Nca
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Right multi- function buttons
• Steering column electronics system control module
• Steering wheel control unit
• T16a

SHIFT INTERLOCK

Park Brake Release Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Park Brake Release Wiring Diagram for Audi A8 L Quattro 2004:

• 23a
• Computer data lines system
• Electric park/ handbrake ind
• Electric park/ handbrake malfunction ind
• Electronic parking brake control module (right side of luggage compartment, under battery)
• Fuse 30a
• Fuse 5a
• G51 (right side of luggage compartment)
• G606 (under center console, at shifter)
• G675 (right side of luggage compartment)
• Hot at all times
• Instrument cluster
• Interior lights system
• Left parking brake motor (at left rear brake caliper)
• Parking brake contact switch
• Right instrument panel fuse panel (behind right side of dash)
• Right luggage compartment fuse panel (right side of luggage compartment)
• Right parking brake motor (at right rear brake caliper)
• T32

Shift Interlock Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Shift Interlock Wiring Diagram for Audi A8 L Quattro 2004:

• 25a
• 32a
• A29
• A54
• Access/start control module (under left front seat)
• Computer data lines system
• Data link connector (under left side of dash)
• Engine control module (on passenger's side plenum chamber e-box)
• Fuse 15a
• Fuse 25a
• Fuse 5a
• G43 (above right kick panel)
• G610 (under front of center console)
• Hot at all times
• Right instrument panel fuse panel (behind right side of dash)
• Transmission control module (tcm) (in trans, at valve body)
• Transmission park selector switch (w/ shift lock solenoid)

STARTING/CHARGING

Charging Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Charging Wiring Diagram for Audi A8 L Quattro 2004:

• 15a
• Battery
• Battery switch off relay
• Computer data lines system
• Energy management control module
• Fuse 5a
• Generator
• Hot at all times
• Main fuse panel (behind upper right kick panel)
• Right instrument panel fuse panel (behind right side of dash)
• Starter

Starting Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Starting Wiring Diagram for Audi A8 L Quattro 2004:

• A51
• A58
• Access/start control module (under left front seat)
• Air bag control module
• Battery
• Battery switch off relay
• Charging system (generator)
• Engine control module (on passenger's side plenum chamber e-box)
• Fuse 150a
• G606 (under center console, at shifter)
• Main fuse panel (behind upper right kick panel)
• Red
• Right luggage compartment fuse panel (right side of luggage compt)
• Starter
• Starter relay (on right front kick panel relay panel)
• Starter relay 2 (on right front kick panel relay panel)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004

List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for Audi A8 L Quattro 2004:

• Air bag control module
• Air bag spiral spring/return spring w/slip ring
• Driver's side air bag igniter 1
• Driver's side air bag igniter 2
• Driver's side head air bag igniter
• Driver's side side side rear air bag igniter
• G373
• High bus
• Left rear seat belt tensioner igniter
• Low bus
• Nca
• Passenger's knee air bag igniter
• Passenger's side head air bag igniter
• Passenger's side side air bag igniter
• Passenger's side side rear air bag igniter
• Red
• Right rear seat belt tensioner igniter
• Shorting contact
• Solid state
• T12a
• T4c

Supplemental Restraints Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004

List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for Audi A8 L Quattro 2004:

• A58
• Access/start control module
• B25
• Battery
• Battery switch off relay
• Comfort system central control module
• Driver's knee air bag igniter
• Driver's side side air bag igniter
• Fuse 150a
• Fuse 5a
• G279
• G373
• Hot at all times
• Luggage compartment fuse/relay panel
• Passenger's side air bag igniter 1
• Passenger's side air bag igniter 2
• Red
• Relay & fuse panel
• Right instrument panel fuse panel
• Shorting contact
• Solid state
• Starting/ charging system
• Telephone/telematic control module

Supplemental Restraints Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004

List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for Audi A8 L Quattro 2004:

• Air bag control module (below center console)
• Air bag malfunction indicator lamp (mil)
• Center rear seat belt tensioner igniter
• Data link connector (dlc)
• Driver's front air bag crash sensor (near left headlight)
• Driver's seat belt tensioner igniter 1
• Driver's side side air bag crash sensor
• Front/center console control head
• G373
• Instrument cluster
• Left rear side air bag crash sensor (behind left outer bolster of rear seat)
• Left seat belt switch
• Pass side air bag off ind
• Passenger's front air bag crash sensor (near right headlight)
• Passenger's seat belt tensioner igniter 2
• Passenger's side side air bag crash sensor
• Red
• Right rear side air bag crash sensor (behind right outer bolster of rear seat)
• Right seat belt switch
• Solid state
• T32a

TRANSMISSION

A/T Wiring Diagram for Audi A8 L Quattro 2004

List of elements for A/T Wiring Diagram for Audi A8 L Quattro 2004:

• 25a
• 32a
• A29
• A54
• Access/start control module (under left front seat)
• Airbag spiral spring/ return spring w/ slip ring
• Computer data lines system
• Data link connector (under left side of dash)
• Engine control module (on passenger's side plenum chamber e-box)
• Fuse 10a
• Fuse 15a
• Fuse 25a
• Fuse 5a
• G43 (above right kick panel)
• G610 (under front of center console)
• Hot at all times
• Interior lights system
• Left instrument panel fuse panel (behind left side of dash)
• Multi- function steering wheel control unit
• Nca
• Right instrument panel fuse panel (behind right side of dash)
• Steering column electronics system control module
• Steering wheel control unit
• Suppressor
• T16a
• Tiptronic downshift button
• Tiptronic switch
• Tiptronic upshift button
• Transmission control module (tcm) (in trans, at valve body)
• Transmission park selector switch (w/ shift lock solenoid)

WARNING SYSTEMS

Tire Pressure Monitoring Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Tire Pressure Monitoring Wiring Diagram for Audi A8 L Quattro 2004:

• (below drivers seat) g34
• 20a
• Computer data lines system
• Fuse 20a 5a
• Hot at all times
• Left front
• Left instrument panel fuse panel (behind left side of dash)
• Left rear
• Right front
• Right rear
• Spare tire
• Tire pressure check antenna
• Tire pressure monitoring control module (under left side of rear seat)
• Tire pressure sensor

WIPER/WASHER

Front Wiper/Washer & Headlamp Wiper/Washer Wiring Diagram for Audi A8 L Quattro 2004

List of elements for Front Wiper/Washer & Headlamp Wiper/Washer Wiring Diagram for Audi A8 L Quattro 2004:

• (above left kick panel) g44
• 11a
• 18a
• 19a
• 24a
• 25a
• 31a
• 38a
• 40a
• 43a
• A10
• Access/start control module (under left front seat)
• B14
• Board computer
• C14
• C15
• C31
• Computer data lines system
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 25a
• Fuse 30a
• Fuse 40a
• Fuse 5a
• G35 (under front passengers seat)
• G43 (above right kick panel)
• G44 (above left kick panel)
• Headlight washer pump
• Headlight washer relay (in relay carrier, at right front kick panel)
• Heated washer hoses (if equipped)
• Hot at all times
• Left headlight washer jet motor
• Left instrument panel fuse panel (behind left side of dash)
• Nca
• Rain/light recognition sensor
• Right headlight washer jet motor
• Right instrument panel fuse panel (behind right side of dash)
• Steering column electronics system control module
• T16a
• Vehicle electrical system control module (behind left side of dash)
• Vehicle electrical system control module 2 (under front passengers seat)
• Washer
• Washer nozzle heaters
• Windshield washer fluid heating relay (in relay carrier, at right front kick panel)
• Windshield washer pump
• Windshield wiper/ washer switch
• Wiper front
• Wiper interval
• Wiper motor control module (on wiper motor)