Connection 2 (diagnosis), in main wiring harness (ring brake diagnosis)
B509
Connection 3 (diagnosis), in main wiring harness (ring brake diagnosis)
*
models without telephone
**
models with telephone
***
Screw connection, on rear left fuse holder
#
models without navigation system
##
models with navigation system
♦
fibre optic conductor
Wiring Diagram AUDI A8 2007 - Digital sound package control unit - microphone unit in front roof module - rear left mid-range and bass loudspeaker - rear left treble loudspeaker
6-pin connector, blue, on microphone unit in front roof module
T20c
20-pin connector, black, left B-pillar
T42
42-pin connector, on telephone transmitter and receiver unit
*
models without telephone
**
models with telephone
***
is dropped, from model year 2005
#
models without voice control
##
models with voice control
♦
is dropped, from model year 2006
Wiring Diagram AUDI A8 2007 - Digital sound package control unit - rear right mid-range and bass loudspeaker - rear right treble loudspeaker - subwoofer in rear shelf - media player in position 1 - CD changer
Positive connection 8 (30), in main wiring harness
*
models with CD changer Position 1
**
models with petrol engines
***
models with diesel engines
♦
fibre optic conductor
Wiring Diagram AUDI A8 2007 - Digital sound package control unit - front left and left mid-range and bass loudspeaker - front left and right treble loudspeaker
J431 - Headlight range control regulator V48 - Left headlight range control motor V49 - Right headlight range control motor
15
5
-
SB5 - Fuse 5 on fuse holder B
10 A 5 A¹)
-
J285 - Control unit with display in dash panel insert J533-Data bus diagnostic interface²)
30
6
-
SB6 - Fuse 6 on fuse holder B
10 A
-
J527 - Steering column electronics control unit
30
7
-
SB7 - Fuse 7 on fuse holder B
5 A
-
T16 - 16-pin connector, diagnostic connector
30
8
-
SB8 - Fuse 8 on fuse holder B
5 A
-
G266 - Oil level and oil temperature sender¹) T16 - Connector, 16-pin diagnostic connector
15
9
-
SB9 - Fuse 9 on fuse holder B
10 A 5 A¹)
-
J104 - ABS control unit J527 - Steering column electronics control unit
15
10
-
SB10 - Fuse 10 on fuse holder B
5 A
-
G266 - oil level and oil temperature sender²) J533 - Data bus diagnostic interface¹)
15
11
-
SB11 - Fuse 11 on fuse holder B
10 A
J759 - Lane departure warning control unit³)
15
12
-
SB12 - Fuse 12 on fuse holder B
5 A
-
F - Brake light switch
30
¹) from model year 2004
²) up to model year 2003
³) from September 2007
Audi A8
Fitting Locations
No. 802 / 6
No.
Current Flow Diagram designation
Nominal value
Function/component
Terminal
25
-
SB25 - Fuse 25 on fuse holder B
40 A
-
J400 - Wiper motor control unit
30
26
-
SB26 - Fuse 26 on fuse holder B
15 A³) 30 A²)
-
J608 - Special vehicle control unit³) U18 - 12 V socket 2²) U19 - 12 V socket 3²)
30
27
-
SB27 - Fuse 27 on fuse holder B
25 A
-
J104 - ABS control unit
30
28
-
Vacant
29
-
SB29 - Fuse 29 on fuse holder B
1 A
-
- Switch illumination
58s
30
-
Vacant
31
-
SB31 - Fuse 31 on fuse holder B
30 A
-
J519 - Onboard power supply control unit
30
32
-
SB32 - Fuse 32 on fuse holder B
5 A⁵)
-
J685 - Display unit for front information display and operating unit control unit ⁵)
30
33
-
SB33 - Fuse 33 on fuse holder B
25 A
-
Z42-Rear left footwell heater element
75
34
-
Vacant
35
-
Vacant
36
-
SB36 - Fuse 36 on fuse holder B
5 A
J769 - Lane change assist control unit⁴)
15
37
-
SB37 - Fuse 37 on fuse holder B
15 A
-
J698 - Refrigerator box³)
15
38
-
SB38 - Fuse 38 on fuse holder B
30 A
-
J519 - Onboard power supply control unit
30
39
-
SB39 - Fuse 39 on fuse holder B
15 A 7.5 A¹)
-
J386 - Driver door control unit
30
¹) from model year 2004
²) up to model year 2004
³) from model year 2006
⁴) from September 2007
⁵) from September 2008
Audi A8
Fitting Locations
No. 802 / 8
Audi A8
Fitting Locations
No. 802 / 9
No.
Current Flow Diagram designation
Nominal value
Function/component
Terminal
8
-
SB8 - Fuse 8 on fuse holder B
10 A
-
J544 - Throttle valve module 2 J725 - Turbocharger 2 control unit N144 - Left electrohydraulic engine mounting solenoid valve N205 - Inlet camshaft control valve 1 N208 - Inlet camshaft control valve N213 - Exhaust gas recirculation valve 2 N321 - Exhaust flap 1 valve N382 - Torque rod valve V51 - Continued coolant circulation pump V275 - Intake manifold flap 2 motor
87
9
-
SB9 - Fuse 9 on fuse holder B
5 A
-
J104 - ABS control unit J527 - Steering column electronics control unit
15
10
-
SB10 - Fuse 10 on fuse holder B
10 A
-
J197 - Adaptive suspension control unit
15
11
-
SB11 - Fuse 11 on fuse holder B
10 A
-
J759 - Lane departure warning control unit
15
12
-
SB12 - Fuse 12 on fuse holder B
5 A
7.5 A¹)
-
J523 - Front information display and operating unit control unit J794 - Control unit for information electronics 1¹)
30
13
-
SB13 - Fuse 13 on fuse holder B
10 A
-
J412 - Telephone operating electronics control unit J526 - Mobile telephone operating electronics control unit R36 - Telephone transmitter and receiver unit R115 - Chip card reader for telephone - Preparation for mobile telephone
30
5 A¹)
-
R86 - Aerial amplifier for mobile telephone¹) R126 - Telephone bracket¹)
30
¹) from September 2008
Audi A8
Fitting Locations
No. 802 / 11
No.
Current Flow Diagram designation
Nominal value
Function/component
Terminal
28
-
SB28 - Fuse 28 on fuse holder B
5 A
-
J17 - Fuel pump relay J49 - Electric fuel pump 2 relay J248 - Diesel direct injection system control unit J569 - Brake servo relay J623 - Engine control unit
15
29
-
SB29 - Fuse 29 on fuse holder B
15 A
-
N30.. - Injector
87
30
-
SB30 - Fuse 30 on fuse holder B
30 A
-
N...- Ignition coils with output stage J623 - Engine control unit
87
31
-
SB31 - Fuse 31 on fuse holder B
20 A
40 A
-
G23 - Right fuel pump N115 - Active charcoal filter system solenoid valve 2 (USA) V144 - Fuel system diagnostic pump (USA) J538 - Fuel pump control unit
87
32
-
SB32 - Fuse 32 on fuse holder B
10 A 5 A
-
J217 - Automatic gearbox control unit 01J, 01T J217 - Automatic gearbox control unit 09E, 09L
F189 - Tiptronic switch F305 - Gear selector position P switch N110 - Selector lever lock solenoid
15
4
-
SC4 - Fuse 4 on fuse holder C
15 A
-
J217 - Automatic gearbox control unit 01J/01T
87
5
-
SC5-Fuse 5 on fuse holder C
15 A
-
G70 - Air mass meter J299 - Secondary air pump relay J338 - Throttle valve module J724 - Turbocharger 1 control unit N18 - Exhaust gas recirculation valve N112 - Secondary air inlet valve N145 - Right electrohydraulic engine mounting solenoid valve N382 - Torque rod valve V157 - Intake manifold flap motor
R41 - CD changer R92 - CD ROM drive R129 - Video recorder / DVD player
30
15
-
SC15 - Fuse 15 on fuse holder C
5 A
-
J644 - Energy management control unit
30
16
-
SC16 - Fuse 16 on fuse holder C
5 A 7.5 A³)
-
N79 - Heater element for crankcase breather
87
17
-
SC17 - Fuse 17 on fuse holder C
5 A¹)
-
- Vacant V7 - Radiator fan V177 - Radiator fan 2
87
18
-
SC18 - Fuse 18 on fuse holder C
5 A
-
- Vacant (from January 2003) J234 - Airbag control unit²) J706 - Seat occupied recognition control unit (only USA)²) L34 - Map reading light bulb (up to December 2002)
15
19
-
SC19 - Fuse 19 on fuse holder C
5 A
-
G70 - Air mass meter
15
20
-
SC20 - Fuse 20 on fuse holder C
5 A
-
J526 - Telephone and telematics control unit (USA) J672 - Driver seat ventilation control unit J673 - Front passenger seat ventilation control unit
75
21
-
SC21 - Fuse 21 on fuse holder C
15 A 5 A
-
J248 - Diesel direct injection system control unit J271 - Motronic current supply relay J623 - Engine control unit