Connection (diagnosis), in interior wiring harness
B318
Positive connection 4 (30a) in main wiring harness
B444
Connection 1 (diagnosis), in main wiring harness
*
see applicable current flow diagram for fuse assignment
*2
Wake-up wire
Wiring Diagram AUDI A7 2011 - Multimedia system operating unit - Display unit button - Open display limit switch - Control unit in dash panel insert - Control unit 1 for information electronics - Open and close display motor
10-pin connector -T10ac- , black, rear left reading light button -E454- , rear right reading light button -E455-
G -
Roof electronics control unit -J528-
q
with front interior light -W1- , front left reading light button -E633- , front right reading light button -E634- , front button for rear reading light -E635- , front left reading light -W65- , front right reading light -W66- , front interior light button -E326-
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AUDI A7 2011
Fitting location, control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855-
Control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855-
q
with driver seat belt tensioner igniter 1 -N153- , front passenger seat belt tensioner igniter 1 -N154- , driver side belt force limiter -G551- , front passenger side belt force limiter -G552-
B -
5-pin connector -T5h- , right, black, airbag control unit -J234-
C -
4-pin connector -T4ac- , right, black
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AUDI A7 2011 Fitting location, steering column electronics control unit J527
Fitting location, steering column electronics control unit -J527-
with temperature sensor 2 for supplementary and auxiliary heating -G587- , flame monitor -G64- , temperature sensor -G18- , glow plug for heater -Q9- , combustion air blower -V6- , fuel pre-heating heater element -Z66-
C -
6-pin connector -T6k- , black
Connector assignment, auxiliary heater control unit -J364-
-T6k- (C)
Designation
1
Dash panel insert CAN bus high B708 connection 1 (dash panel insert CAN bus high) in main wiring harness Data bus diagnostic interface -J533-
2
Dash panel insert CAN bus low B709 connection 1 (dash panel insert CAN bus low) in main wiring harness Data bus diagnostic interface -J533-
3
Heater coolant shut-off valve -N279-
4
Metering pump -V54-
5
Terminal 31, to 380 earth connection 15 in main wiring harness 43 earth point at bottom of right A-pillar
6
Remote control receiver for auxiliary heater -R64-
-T2az- (B)
Designation
1
Terminal 30, from fuse holder F -SF-
2
Terminal 31, to 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar
Back to overview .
AUDI A7 2011 Fitting location, Climatronic control unit J255
C -
16-pin connector -T16f- , brown
D -
16-pin connector -T16p- , black
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AUDI A7 2011 Fitting location, control unit for electrically adjustable steering column J866
A -
18-pin connector -T18d- , black
B -
Control unit for electrically adjustable steering column -J866-
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AUDI A7 2011 Fitting location, control unit in dash panel insert J285
Fitting location, control unit in dash panel insert -J285-
Control unit for electronic steering column lock -J764-
B -
6-pin connector -T6- , black
Back to overview .
AUDI A7 2011 Fitting location, fresh air blower control unit J126
1 -
Fresh air blower control unit -J126-
q
with fresh air blower -V2-
A -
4-pin connector -T4cb- , black
Connector assignment, fresh air blower control unit -J126-
-T4cb- (A)
Designation
1
Terminal 31, to 81 earth connection 1 in dash panel wiring harness 45 earth point behind centre of dash panel
2
3
Terminal 30, from fuse holder C -SC-
4
Climatronic control unit -J255-
Back to overview .
AUDI A7 2011
1 -
Active steering motor -V477-
2 -
Active steering safety lock actuator -F437-
B -
4-pin connector -T4ag- , black
C -
2-pin connector -T2bk- , black
Connector assignment Active steering motor -V477- /Active steering safety lock actuator -F437-
-T6m- (A)
Designation
-T6m- (A)
Designation
1
Active steering control unit -J792-
4
Active steering control unit -J792-
2
Active steering control unit -J792-
5
Active steering control unit -J792-
3
Active steering control unit -J792-
6
Active steering control unit -J792-
-T4ag- (B)
Designation
-T2bk- (C)
Designation
1
Active steering control unit -J792-
1
Active steering control unit -J792-
2
Active steering control unit -J792-
2
Active steering control unit -J792-
3
Active steering control unit -J792-
4
Terminal 31, shield earth
Back to overview .
AUDI A7 2011 Fitting location, control unit for wiper motor J400
1 -
Wiper motor control unit -J400-
q
with windscreen wiper motor -V-
A -
4-pin connector -T4t- , black
q
Left and right-hand models have different assignments
Connector assignment, wiper motor control unit -J400- , left-hand and right-hand drive
-T4t- (A)
Designation
1 (LHD)
Terminal 30, from fuse holder B -SB-
1 (RHD)
LIN bus B698 connection 3 (LIN bus) in main wiring harness Onboard supply control unit -J519-
2 (LHD)
Terminal 31, to 369 earth connection 4 in main wiring harness 44 earth point on lower left of A-pillar
2 (RHD)
3 (LHD)
3 (RHD)
Terminal 31, to 369 earth connection 4 in main wiring harness 44 earth point on lower left of A-pillar
4 (LHD)
LIN bus B698 connection 3 (LIN bus) in main wiring harness Onboard supply control unit -J519-
4 (RHD)
Terminal 30, from fuse holder B -SB-
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AUDI A7 2011 Fitting location, control unit for structure-borne sound J869
1 -
Control unit for structure-borne sound -J869-
A -
6-pin connector -T6bw- , black
Connector assignment, control unit for structure-borne sound -J869-
-T6bw- (A)
Designation
1
Actuator for structure-borne sound -R214-
2
Actuator for structure-borne sound -R214-
3
Terminal 15, from B279 positive connection 3 (15a) in main wiring harness Fuse holder B -SB-
4
Terminal 31, to 366 earth connection 1 in main wiring harness 44 earth point on lower left of A-pillar
5
Powertrain CAN bus, low B390 connection 1 (powertrain CAN bus, low) in main wiring harness
6
Powertrain CAN bus, high B383 connection 1 (powertrain CAN bus, high) in main wiring harness
Back to overview .
AUDI A7 2011 Fitting location, power unit mounting control unit J931
A -
Power unit mounting control unit -J931-
B -
28-pin connector -T28- , black
Connector assignment, power unit mounting control unit -J931-
-T28- (B)
Designation
-T28- (B)
Designation
-T28- (B)
Designation
-T28- (B)
Designation
53
Terminal 30, from B321 positive connection 7 (30a) in main wiring harness Fuse holder F -SF-
60
67
Terminal 30, from B321 positive connection 7 (30a) in main wiring harness Fuse holder F -SF-
74
Power unit mounting actuator 1 -N513-
54
Terminal 15, from B281 positive connection 5 (15a) in main wiring harness Fuse holder B -SB-
61
68
Power unit mounting actuator 1 -N513-
75
Power unit mounting actuator 2 -N514-
55
62
69
Power unit mounting actuator 2 -N514-
76
56
CAN bus extended low B109 connection 1 (CAN bus extended low) in main wiring harness
63
Earth Power unit mounting sender 1 -G748-
70
5 V output, to D129 connection 27 in engine compartment wiring harness Power unit mounting sender 2 -G749- Power unit mounting sender 1 -G748-
77
57
CAN bus extended high B108 connection 1 (CAN bus extended high) in main wiring harness
64
71
Earth Power unit mounting sender 2 -G749-
78
Signal Power unit mounting sender 1 -G748-
58
65
72
79
Signal Power unit mounting sender 2 -G749-
59
Speed signal from D130 connection 28 in engine compartment wiring harness Engine control unit -J623- to digital sound package control unit -J525-
66
Terminal 31, to 398 earth connection 33 in main wiring harness 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar
73
80
Terminal 31, to 398 earth connection 33 in main wiring harness 379 earth connection 14 in main wiring harness 43 earth point at bottom of right A-pillar
Back to overview .
AUDI A7 2011 Fitting location, catalytic converter heater control unit 1 J1021
1 -
Catalytic converter heater control unit 1 -J1021-
B -
4-pin connector -T4gk- , black
C -
2-pin connector -T2qb- , brown
Connector assignment, catalytic converter heater control unit 1 -J1021-
-T4gk- (B)
Designation
-T4gk- (B)
Designation
1
Powertrain CAN bus, high E123 connection 1 (powertrain CAN bus, high) in engine wiring harness
3
Powertrain CAN bus, low E123 connection 1 (powertrain CAN bus, low) in engine wiring harness
2
Terminal 31, to 714 earth point on right on engine
4
Terminal 87, from D181 connection 2 (87a) in engine compartment wiring harness
AUDI A7 2011 Fitting location, power latching control unit J657
A -
Power latching control unit -J657-
q
with power latching motor for rear lid -V382- , power latching system limit switch, luggage compartment unlocked -F332- , power latching system limit switch, luggage compartment locked -F333-
B -
5-pin connector -T5ag- , black
Back to overview .
AUDI A7 2011 Fitting location, lane change assist control unit 2 J770
A -
Lane change assist control unit 2 -J770-
B -
12-pin connector -T12u- , black
Back to overview .
AUDI A7 2011 Fitting location, lane change assist control unit J769
A -
Lane change assist control unit -J769-
B -
12-pin connector -T12t- , black
Back to overview .
AUDI A7 2011 Fitting location, seat heating control unit J882
A -
16-pin connector -T16d- , black
B -
Seat heating control unit -J882-
Back to overview .
AUDI A7 2011 Fitting location, fuel pump control unit J538
A -
6-pin connector -T6ar- , black
B -
Fuel pump control unit -J538-
Back to overview .
AUDI A7 2011 Fitting location, Control unit for fuel tank leak detection J909
1 -
Control unit for fuel tank leak detection -J909-
q
3-pin connector -T3s- , black
Back to overview .
AUDI A7 2011 Fitting location, control unit for air ionisation system J897
1 -
Control unit for air ionisation system -J897-
A -
6-pin connector -T6bp- , black
Connector assignment, control unit for air ionisation system -J897-
-T6bp- (A)
Designation
-T6bp- (A)
Designation
1
Terminal 15, from B281 positive connection 5 (15a) in main wiring harness Fuse holder B -SB-
4
Button for air ionisation system -E677-
2
Terminal 31, to 366 earth connection 1 in main wiring harness 44 earth point on lower left of A-pillar
5
Button for air ionisation system -E677-
3
LIN bus, operating and display unit for rear air conditioning system -E265-
6
Button for air ionisation system -E677-
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AUDI A7 2011 Fitting location, engine sound generator control unit J943
1 -
Engine sound generator control unit -J943-
A -
8-pin connector -T8ax- , black
Connector assignment, engine sound generator control unit -J943-
-T8ax- (A)
Designation
-T8ax- (A)
Designation
1
Powertrain CAN bus, low Wiring junction for powertrain CAN bus, low -TV37-
5
Actuator 1 for engine sound generator -R257-
2
Terminal 31, to 387 earth connection 22 in main wiring harness 51 earth point on right in luggage compartment
6
Actuator 1 for engine sound generator -R257-
3
Powertrain CAN bus, high Wiring junction for powertrain CAN bus, high -TV33-
7
Actuator 2 for engine sound generator -R258-
4
Terminal 30, from fuse holder B -SB-
8
Actuator 2 for engine sound generator -R258-
Back to overview .
AUDI A7 2011 Fitting location, sunroof roller blind control unit J394
1 -
Sunroof roller blind control unit -J394-
q
with sunroof roller blind motor -V260-
A -
10-pin connector -T10ar- , black
Connector assignment, sunroof roller blind control unit -J394-
-T10ar- (A)
Designation
-T10ar- (A)
Designation
1
LIN bus B577 connection (LIN bus) in roof wiring harness B699 connection 4 (LIN bus) in main wiring harness Convenience system central control unit -J393-
6
2
7
3
8
Bridge to pin 4
4
Bridge to pin 8
9
Terminal 31, to 178 earth connection in sliding sunroof wiring harness 369 earth connection 4 in main wiring harness 44 earth point at bottom of left A-pillar
5
Button 2 for roof roller blind -E585-
10
Terminal 30, from fuse holder B -SB-
Back to overview .
AUDI A7 2011 Fitting location, battery monitor control unit J367
1 -
Battery monitor control unit -J367-
A -
2-pin connector -T2a- , black
Connector assignment, battery monitor control unit -J367-
-T2a- (A)
Designation
1
LIN bus B710 connection 5 (LIN bus) in main wiring harness Data bus diagnostic interface -J533-
2
Connection B1, main fuse carrier on battery -A- terminal 30
