Positive connection 1 (15a) in main wiring harness
B711
Connection 6 (LIN bus) in main wiring harness
D218
Connection 1 (LIN bus) in engine compartment wiring harness
*
see applicable current flow diagram for multifunction steering wheel
*2
see applicable current flow diagram for engine
*3
According to equipment
Wiring Diagram AUDI TT 2015 - Data bus diagnostic interface - Connection 1 (powertrain CAN bus - high) - in main wiring harness - Connection 1 (powertrain CAN bus - low) - in main wiring harness - Connection 1 (powertrain CAN bus - high) - in engine wiring harness - Connection 1 (powertrain CAN bus - low) - in engine wiring harness
Connection 1 (powertrain CAN bus, high), in main wiring harness
B390
Connection 1 (powertrain CAN bus, low), in main wiring harness
E123
Connection 1 (powertrain CAN bus, high), in engine wiring harness
E124
Connection 1 (powertrain CAN bus, low), in engine wiring harness
*
see applicable current flow diagram for engine
*2
see applicable current flow diagram for dual clutch gearbox
*3
From June 2015
Wiring Diagram AUDI TT 2015 - Data bus diagnostic interface - Connection 2 (convenience CAN bus - high) - in main wiring harness - Connection 2 (convenience CAN bus - low) - in main wiring harness
Connection 2 (convenience CAN bus, high), in main wiring harness
B407
Connection 2 (convenience CAN bus, low), in main wiring harness
*
Only models with entry and start authorisation
*2
see applicable current flow diagram for convenience system
*3
From June 2015
Wiring Diagram AUDI TT 2015 - Data bus diagnostic interface - Connection 2 (running gear/dash panel insert CAN bus - high) - in main wiring harness - Connection 2 (running gear/dash panel insert CAN bus - low) - in main wiring harness
Positive connection 5 (15a) in main wiring harness
B317
Positive connection 3 (30a) in main wiring harness
B713
Connection 1 (CAN bus diagnosis, high), in main wiring harness
B714
Connection 1 (CAN bus diagnosis, low), in main wiring harness
*
Gradually discontinued
*2
From June 2015
Wiring Diagram AUDI TT 2015 - Data bus diagnostic interface - Connection 1 (infotainment CAN bus - high) - in main wiring harness - Connection 1 (infotainment CAN bus - low) - in main wiring harness
Connection 1 (infotainment CAN bus, high), in main wiring harness
B416
Connection 2 (infotainment CAN bus, high), in main wiring harness
B421
Connection 1 (infotainment CAN bus, low), in main wiring harness
B422
Connection 2 (infotainment CAN bus, low), in main wiring harness
*
Only models with reversing camera system
*2
Roadster
*3
Coupé
*4
From June 2015
Wiring Diagram AUDI TT 2015 - Data bus diagnostic interface - Connection 1 (CAN bus extended high) - in main wiring harness - Connection 1 (CAN bus extended low) - in main wiring harness
Connection 1 (CAN bus extended high), in main wiring harness
B109
Connection 1 (CAN bus extended low), in main wiring harness
E135
Connection (CAN bus extended high), in engine compartment wiring harness
E136
Connection (CAN bus extended low), in engine compartment wiring harness
*
Only models with automatic anti-dazzle interior mirror
*2
Only for driver assist systems
*3
From June 2015
Wiring Diagram AUDI TT 2015 - Connection 1 (CAN bus extended high) - in main wiring harness - Connection 1 (CAN bus extended low) - in main wiring harness - Connection 1 (convenience CAN bus - high) - in main wiring harness - Connection 1 (convenience CAN bus - low) - in main wiring harness
Connection 1 (CAN bus extended high), in main wiring harness
B109
Connection 1 (CAN bus extended low), in main wiring harness
B397
Connection 1 (convenience CAN bus, high), in main wiring harness
B406
Connection 1 (convenience CAN bus, low), in main wiring harness
*
Only models with lane change assist
*2
see applicable current flow diagram for convenience system
*3
From June 2015
Wiring Diagram AUDI TT 2015 - Connection 1 (convenience CAN bus - high) - in main wiring harness - Connection 1 (convenience CAN bus - low) - in main wiring harness
Wiring Diagram AUDI TT 2015 - Onboard supply control unit - Connection 1 (LIN bus) in main wiring harness - Connection 2 (LIN bus) in main wiring harness
Air mass meter -G70-2) Heater element for crankcase breather -N79-2) Automatic glow period control unit -J179-2) Continued coolant circulation pump -V51-1) 3) 4) Activated charcoal filter solenoid valve 1 -N80-1) 3) 4) Camshaft control valve 1 -N205-1) 3) 4) Exhaust camshaft control valve 1 -N318-1) 3) 4) Exhaust flap control unit -J883-1) 3) Exhaust flap control unit 2 -J945-1) 3)
87
10
-
Fuse 10 on fuse holder B -SB10-
15 A1) 3) 4) 20 A2)
-
Fuel pump control unit -J538-
87
11
-
Fuse 11 on fuse holder B -SB11-
40 A2) 50 A1) 3)
-
Auxiliary air heater element -Z35-2) Secondary air pump motor -V101-1) 3)
87
12
-
Fuse 12 on fuse holder B -SB12-
40 A2)
-
Auxiliary air heater element -Z35-2)
87
13
-
Fuse 13 on fuse holder B -SB13-
15 A
-
Mechatronic unit for dual clutch gearbox -J743-
30
14
-
not assigned
-
15
-
Fuse 15 on fuse holder B -SB15-
15 A
-
Horn relay -J413- Treble horn -H2- Bass horn -H7-
30
16
-
Fuse 16 on fuse holder B -SB16-
20 A
-
Engine component current supply relay 2 -J976-1) 3) 4)
30
17
-
Fuse 17 on fuse holder B -SB17-
10 A
-
Suppression filter -C24-
30
18
-
Fuse 18 on fuse holder B -SB18-
5 A
-
Garage door operation control unit -J530-
30
19
-
Fuse 19 on fuse holder B -SB19-
30 A
-
Wiper motor control unit -J400-
30
20
-
Fuse 20 on fuse holder B -SB20-
10 A
-
Alarm horn -H12-
30
21
-
not assigned
-
22
-
Fuse 22 on fuse holder B -SB22-
5 A
-
Engine control unit -J623-
50
23
-
Fuse 23 on fuse holder B -SB23-
30 A
-
Starter -B-
50
24
-
Fuse 24 on fuse holder B -SB24-
40 A2)
-
Auxiliary air heater element -Z35-2)
87
25
-
not assigned
-
26
-
not assigned
-
27
-
not assigned
-
28
-
not assigned
-
29
-
not assigned
-
30
-
not assigned
-
31
-
not assigned
-
32
-
not assigned
-
33
-
not assigned
-
34
-
not assigned
-
35
-
not assigned
-
36
-
not assigned
-
37
-
not assigned
-
38
-
not assigned
-
t
1) models with engine code CHHC, CNTC only
t
2) models with engine code CUNA only
t
3) models with engine code CJXF, CJXG, CYFB only
t
4) models with engine code CJSA only
t
5) models with all-wheel drive only
Back to overview .
AUDI TT 2015 Fitting location, relay and fuse carrier 2 SR2
Control unit for reducing agent metering system -J880-
30
2
-
not assigned
-
3
-
Fuse 3 on fuse holder C -SC3-
40 A
-
ABS control unit -J104-
30
4
-
Fuse 4 on fuse holder C -SC4-
7.5 A
-
Control unit 1 for information electronics -J794- Multimedia system operating unit -E380-
30
5
-
Fuse 5 on fuse holder C -SC5-
5 A
-
Data bus diagnostic interface -J533-
30
6
-
Fuse 6 on fuse holder C -SC6-
5 A
-
Selector lever sensors control unit -J587- Anti-theft alarm sensor -G578-
30
7
-
Fuse 7 on fuse holder C -SC7-
10 A
-
Climatronic control unit -J255- Heated rear window relay -J9- Tyre Pressure Monitoring System control unit -J502-
30
8
-
Fuse 8 on fuse holder C -SC8-
10 A
-
Light switch -E1- Electromechanical parking brake button -E538- Diagnostic connection -U31- Roof electronics control unit -J528- Light and rain sensor -G397-
30
9
-
Fuse 9 on fuse holder C -SC9-
1 A
-
Steering column electronics control unit -J527-
30
10
-
not assigned
-
11
-
Fuse 11 on fuse holder C -SC11-
15 A
-
All-wheel drive control unit -J492-
30
12
-
Fuse 12 on fuse holder C -SC12-
20 A 30 A
-
Control unit 1 for information electronics -J794- Digital sound package control unit -J525-
30
13
-
Fuse 13 on fuse holder C -SC13-
20 A
-
Electronically controlled damping control unit -J250-
30
14
-
Fuse 14 on fuse holder C -SC14-
30 A
-
Fresh air blower control unit -J126-
30
15
-
Fuse 15 on fuse holder C -SC15-
10 A
-
Control unit for electronic steering column lock -J764-
30
16
-
Fuse 16 on fuse holder C -SC16-
7.5 A
-
TV tuner -R78- Aerial amplifier for mobile telephone -R86- Telephone bracket -R126- Chip card reader control unit -J676-
30
17
-
Fuse 17 on fuse holder C -SC17-
10 A
-
Control unit in dash panel insert -J285-
30
18
-
Fuse 18 on fuse holder C -SC18-
7.5 A
-
Interface control unit for vehicle location system -J843- Reversing camera system control unit -J772-
30
19
-
Fuse 19 on fuse holder C -SC19-
7.5 A
-
Entry and start authorisation control unit -J518-
30
20
-
Fuse 20 on fuse holder C -SC20-
10 A
-
Front left seat Front right seat
30
21
-
not assigned
-
22
-
Fuse 22 on fuse holder C -SC22-
5 A
-
Control unit for right neck heating -J847-1)
30
23
-
Fuse 23 on fuse holder C -SC23-
40 A
-
Onboard supply control unit -J519-
30
24
-
-
25
-
Fuse 25 on fuse holder C -SC25-
30 A
-
Driver door control unit -J386-
30
26
-
Fuse 26 on fuse holder C -SC26-
30 A
-
Onboard supply control unit -J519-
30
27
-
not assigned
-
28
-
Fuse 28 on fuse holder C -SC28-
5 A
-
Connection for external audio sources -R199-
30
29
-
Fuse 29 on fuse holder C -SC29-
7.5 A
-
Glove compartment light switch -E26- Driver vanity mirror contact switch -F147- Front passenger vanity mirror contact switch -F148- Roof electronics control unit -J528- Front roof module -WX3-
30
30
-
not assigned
-
31
-
Fuse 31 on fuse holder C -SC31-
40 A
-
Onboard supply control unit -J519-
30
32
-
Fuse 32 on fuse holder C -SC32-
7.5 A
-
Lane change assist control unit -J769- Lane change assist control unit 2 -J770- Parking aid control unit -J446- Park assist steering control unit -J791- Front camera for driver assist systems -R242-
15
33
-
Fuse 33 on fuse holder C -SC33-
5 A
-
Airbag control unit -J234- Roof electronics control unit -J528- Seat occupied recognition control unit -J706-
15
34
-
Fuse 34 on fuse holder C -SC34-
7.5 A
-
Electromechanical parking brake button -E538- Auto-hold button -E540- Reversing light switch -F4- Pressure sender for refrigerant circuit -G805- Garage door operation control unit -J530- Relay for power sockets -J807- Relay for neck heating -J989-1)
15
35
-
Fuse 35 on fuse holder C -SC35-
10 A
-
Operating unit in front of centre console -E461- Air quality sensor -G238- Headlight range control unit -J431- Diagnostic connection -U31- Automatic anti-dazzle interior mirror -Y7-
15
36
-
Fuse 36 on fuse holder C -SC36-
15 A
-
Front right headlight -MX2-
15
37
-
Fuse 37 on fuse holder C -SC37-
15 A
-
Front left headlight -MX1-
15
38
-
Fuse 38 on fuse holder C -SC38-
7.5 A
-
Main relay -J271- Terminal 30 voltage supply relay -J317- Engine control unit -J623- ABS control unit -J104-
30
39
-
Fuse 39 on fuse holder C -SC39-
30 A
-
Front passenger door control unit -J387-
30
40
-
Fuse 40 on fuse holder C -SC40-
20 A
-
12 V socket -U5- 12 V socket 2 -U18-
30
41
-
Fuse 41 on fuse holder C -SC41-
7.5 A
-
Control unit for fuel tank leak detection -J909-2) Relay for reducing agent metering system -J963-3)
Connector assignment, battery monitor control unit -J367-
-T2a- (A)
Designation
1
LIN bus, to 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
Back to overview .
AUDI TT 2015 Fitting location, all-wheel drive control unit J492
1 -
All-wheel drive control unit -J492-
B -
2-pin connector -T2cx- , black
Connector assignment, all-wheel drive control unit -J492-
-T8c- (A)
Designation
-T2cx- (B)
Designation
1
Terminal 15, from coupling point in luggage compartment, centre -THRM- B277 positive connection 1 (15a) in main wiring harness onboard supply control unit -J519-
1
Haldex coupling pump -V181-
2
Chassis/dash panel insert CAN bus, low coupling point in luggage compartment, centre -THRM- B676 connection 1 (chassis/dash panel insert CAN bus, low) in main wiring harness B677 connection 2 (chassis/dash panel insert CAN bus, low) in main wiring harness Data bus diagnostic interface -J533-
2
Haldex coupling pump -V181-
3
Terminal 30, from coupling point in luggage compartment, centre -THRM- fuse holder C -SC- fuse 3 -S133-
4
Chassis/dash panel insert CAN bus, high coupling point in luggage compartment, centre -THRM- B672 connection 1 (chassis/dash panel insert CAN bus, high) in main wiring harness B673 connection 2 (chassis/dash panel insert CAN bus, high) in main wiring harness Data bus diagnostic interface -J533-
5
6
7
Terminal 31, to coupling point in luggage compartment, centre -THRM- 729 earth point on rear left wheel housing
8
Back to overview .
AUDI TT 2015 Fitting location, Tyre Pressure Monitoring System control unit J502
Fitting location, Tyre Pressure Monitoring System control unit -J502-
to control unit for information electronics 1 -J794-
Connector assignment, reversing camera system control unit -J772-
-T8d- (A)
Designation
-T8d- (A)
Designation
1
Terminal 30, from fuse holder C -SC-
5
Terminal 31, to 729 earth point on rear left wheel housing1) 730 earth point 1 on right rear wheel housing2)
2
6
3
7
4
Infotainment CAN bus, high, to B415 connection 1 (infotainment CAN bus, high) in main wiring harness1) B416 connection 2 (infotainment CAN bus, high) in main wiring harness2)
8
Infotainment CAN bus, low, to B421 connection 1 (infotainment CAN bus, low) in main wiring harness1) B422 connection 2 (infotainment CAN bus, low) in main wiring harness2)
1) roadster
2) coupé
Back to overview .
AUDI TT 2015 Fitting location, interface control unit for vehicle location system J843
Fitting location, interface control unit for vehicle location system -J843-
Interface control unit for vehicle location system -J843-
Connector assignment, interface control unit for vehicle location system -J843-
-T12e- (A)
Designation
-T12e- (A)
Designation
1
7
Comfort CAN bus, high to B397 connection 1 (comfort CAN bus, high) in main wiring harness B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
2
8
Comfort CAN bus, low to B406 connection 1 (comfort CAN bus, low) in main wiring harness B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
3
Terminal 30, from fuse holder C -SC- B315 positive connection 1 (30a) in main wiring harness fuse 2 -S132-
9
4
10
5
11
6
Terminal 31, to 368 earth connection 3 in main wiring harness 729 earth point on rear left wheel housing
12
Back to overview .
AUDI TT 2015 Fitting location TV tuner R78
1 -
TV tuner -R78-
B -
4-pin connector -T4bh- , green, aerial amplifier 1 for TV -R82- , aerial amplifier 2 for TV -R83-
D -
12-pin connector -T12l- , black
Connector assignment, TV tuner -R78-
-T12l- (D)
Designation
-T12l- (D)
Designation
1
Terminal 30, from B318 positive connection 4 (30a) in main wiring harness fuse holder C -SC- fuse 2 -S132-
7
Audio out L
2
Terminal 31, to 371 earth connection 6 in main wiring harness 730 earth point 1 on rear right wheel housing
8
Audio out R
3
Ring circuit break diagnostic wire B444 connection 1 (diagnosis) in main wiring harness
9
Screen earth
4
Screen earth
10
Audio in L
5
Video out
11
Audio in R
6
Screen earth
12
Video in
Back to overview .
AUDI TT 2015 Fitting location, aerial amplifier for mobile telephone R86
Fitting location, aerial amplifier for mobile telephone -R86-
Fitting location
On right in luggage compartment, behind side trim.
Electronically controlled damping control unit -J250-
Connector assignment, electronically controlled damping control unit -J250-
-T47a- (A)
Designation
-T47a- (A)
Designation
1
Terminal 15, from B277 positive connection 1 (15a) in main wiring harness onboard supply control unit -J519-
25
2
Rear left vehicle level sender -G76-
26
3
Front right vehicle level sender -G289-
27
Front right shock absorber damping adjustment valve -N337-
4
28
Front right shock absorber damping adjustment valve -N337-
5
Rear right vehicle level sender -G77-
29
6
Front left vehicle level sender -G78-
30
Front left shock absorber damping adjustment valve -N336-
7
31
Front left shock absorber damping adjustment valve -N336-
8
32
9
33
Rear left vehicle level sender -G76-
10
34
Front right vehicle level sender -G289-
11
35
Rear right vehicle level sender -G77-
12
36
Front left vehicle level sender -G78-
13
37
Chassis/dash panel insert CAN bus, low B677 connection 2 (chassis/dash panel insert CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
14
38
Chassis/dash panel insert CAN bus, high B673 connection 2 (chassis/dash panel insert CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
15
39
16
Terminal 31, to 683 earth point on front side member, right
40
17
Rear left vehicle level sender -G76-
41
18
Front right vehicle level sender -G289-
42
Rear left shock absorber damping adjustment valve -N338-
19
43
Rear left shock absorber damping adjustment valve -N338-
20
Rear right vehicle level sender -G77-
44
21
Front left vehicle level sender -G78-
45
Rear right shock absorber damping adjustment valve -N339-
22
46
Rear right shock absorber damping adjustment valve -N339-
23
47
Terminal 30, from fuse holder C -SC- fuse 3 -S133-
24
Back to overview .
AUDI TT 2015 Fitting location, Climatronic control unit J255
1 -
Climatronic control unit -J255-
B -
16-pin connector -T16e- , brown
D -
12-pin connector -T12d- , black
Connector assignment, Climatronic control unit -J255-
-T16d- (A)
Designation
-T16e- (B)
Designation
1
Left temperature flap control motor -V158-
1
5V output, to L2 connection in air conditioning system wiring harness potentiometer for front air distribution flap control motor -G642- potentiometer for fresh air/air recirculation, air flow flap control motor -G644- potentiometer for left temperature flap control motor -G220- potentiometer for right temperature flap control motor -G221- potentiometer for defroster flap control motor -G135-
2
Left temperature flap control motor -V158-
2
Potentiometer for left temperature flap control motor -G220-
3
Defroster flap control motor -V107-
3
Potentiometer for right temperature flap control motor -G221-
4
Defroster flap control motor -V107-
4
Potentiometer for defroster flap control motor -G135-
5
Front air distribution flap control motor -V426-
5
Potentiometer for front air distribution flap control motor -G642-
6
Front air distribution flap control motor -V426-
6
7
7
Potentiometer for fresh air/air recirculation, air flow flap control motor -G644-
8
8
Footwell vent temperature sender -G192-
9
Fresh air/air recirculation, air flow flap control motor -V425-
9
10
Fresh air/air recirculation, air flow flap control motor -V425-
10
11
Right temperature flap control motor -V159-
11
Evaporator output temperature sender -G263-
12
Right temperature flap control motor -V159-
12
13
13
14
14
Earth, to 97 earth connection 1 in air conditioning system wiring harness potentiometer for front air distribution flap control motor -G642- potentiometer for fresh air/air recirculation, air flow flap control motor -G644- potentiometer for left temperature flap control motor -G220- potentiometer for right temperature flap control motor -G221- potentiometer for defroster flap control motor -G135- footwell vent temperature sender -G192- evaporator output temperature sender -G263-
Terminal 30, to B469 connection 5 in main wiring harness operating and display unit 2 for air conditioning system -E775- operating and display unit 3 for air conditioning system -E776- operating and display unit 4 for air conditioning system -E777- operating and display unit 1 for air conditioning system -E774- operating and display unit 5 for air conditioning system -E778-
4
Dash panel temperature sensor -G56-
5
Comfort CAN bus, high to B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
5
Potentiometer for front right defroster and chest vent shut-off flap control motor -G317-
6
Comfort CAN bus, low to B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
6
Potentiometer for front right defroster and chest vent shut-off flap control motor -G317-
7
Earth, to 379 earth connection 14 in main wiring harness operating and display unit 2 for air conditioning system -E775- operating and display unit 3 for air conditioning system -E776- operating and display unit 4 for air conditioning system -E777- operating and display unit 1 for air conditioning system -E774- operating and display unit 5 for air conditioning system -E778-
7
Defroster button -E782-
8
8
Defroster warning lamp -K285-
9
5V output, to B369 connection 1 (5V) in main wiring harness sunlight penetration photosensor -G107- sunlight penetration photosensor 2 -G134- control motor for right side window defroster flap -V410- control motor for right side window defroster flap -V409-
9
Heated rear window button -E230-
10
Potentiometer for front left defroster and chest vent shut-off flap control motor -G318-
10
Heated rear window warning lamp -K10-
11
Potentiometer for front left defroster and chest vent shut-off flap control motor -G318-
11
Earth, to 378 earth connection 13 in main wiring harness defroster button -E782- heated rear window button -E230-
12
Potentiometer for front left defroster and chest vent shut-off flap control motor -G318-
12
Potentiometer for front right defroster and chest vent shut-off flap control motor -G317-
13
Left vent temperature sender -G150- (LHD) Right vent temperature sender -G151- (RHD)
14
15
LIN bus, to B710 connection 5 (LIN bus) in main wiring harness operating and display unit 2 for air conditioning system -E775- operating and display unit 3 for air conditioning system -E776- operating and display unit 4 for air conditioning system -E777- operating and display unit 1 for air conditioning system -E774- operating and display unit 5 for air conditioning system -E778-
16
LIN bus, to B699 connection 4 (LIN bus) in main wiring harness fresh air blower control unit -J126- D108 connection 6 in engine compartment wiring harness pressure sender for refrigerant circuit -G805- humidity sender in fresh air intake duct -G657- , air quality sensor -G238-
17
Sensors earth, to 377 earth connection 12 in main wiring harness
18
Air conditioner compressor regulating valve -N280-
19
Terminal 31, to 372 earth connection 7 in main wiring harness 687 earth point 1 on centre tunnel
20
Terminal 30, from fuse holder C -SC- fuse 3 -S133-
Back to overview .
AUDI TT 2015 Fitting location, control unit in dash panel insert J285
Fitting location, control unit in dash panel insert -J285-
Fitting location
In driver side dash panel.
The control unit in the dash panel insert -J285- is also a display.
Connector assignment, control unit in dash panel insert -J285-
-T32a- (C)
Designation
-T32a- (C)
Designation
1
Ring break diagnosis, B444 connection 1 (diagnosis) in main wiring harness
17
2
18
3
Comfort CAN bus, low to B406 connection 1 (comfort CAN bus, low) in main wiring harness B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
19
4
Comfort CAN bus, high to B397 connection 1 (comfort CAN bus, high) in main wiring harness B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
20
5
Sender earth, to 410 earth connection 1 (sender earth) in main wiring harness fuel gauge sender -G- fuel level sender 2 -G169-
21
6
Fuel gauge sender -G-
22
7
Fuel gauge sender -G-
23
8
Dash panel insert operating buttons -E493-
24
9
Fuel level sender 2 -G169-
25
10
Fuel level sender 2 -G169-
26
11
27
12
28
13
29
14
30
Terminal 31, to 376 earth connection 11 in main wiring harness 370 earth connection 5 in main wiring harness 687 earth point 1 on centre tunnel
15
Immobiliser reader coil -D2-
31
16
Immobiliser reader coil -D2-
32
Terminal 30, from fuse holder C -SC-
Back to overview .
AUDI TT 2015 Fitting location, driver door control unit J386
1 -
Driver door control unit -J386-
B -
20-pin connector -T20f- , black
D -
32-pin connector -T32f- , blue
Connector assignment, driver door control unit -J386-
-T6l- (A)
Designation
-T6l- (A)
Designation
1
4
2
5
3
Driver side window regulator motor -V147-
6
Driver side window regulator motor -V147-
-T20f- (B)
Designation
-T16f- (C)
Designation
-T32f- (D)
Designation
1
Driver door lock unit -VX21- Driver side contact switch in lock cylinder -F241-
1
1
Central locking SAFELOCK function warning lamp -K133-
2
Microswitch for lowering driver window -E621-
2
Driver side exterior mirror -VX4- Driver side automatic anti-dazzle exterior mirror -Y20-
2
3
3
Terminal 31, to Z1 connection 1 in mirror adjustment - mirror heating wiring harness driver side exterior mirror -VX4- heated exterior mirror on driver side -Z4- driver side turn signal repeater bulb -L131-
3
Driver side door interior handle illumination bulb -L146-
4
4
Terminal 31, mirror adjustment potentiometer driver side exterior mirror -VX4-
4
Terminal 58s, to R52 connection (58s) in driver side door wiring harness alarm system off switch -E217- operating unit for window regulator in driver door -E512- mirror adjustment switch -E43- driver side interior locking button for central locking system -E308- switch illumination bulb -L156-
5
Driver door lock unit -VX21- Driver door contact switch -F2-
5
Driver side exterior mirror -VX4- Driver side mirror adjustment motor -V17- Driver side mirror adjustment motor -V149-
5
Terminal 31, to 267 earth connection 2 in driver side door wiring harness
6
Driver door lock unit -VX21- Front left central locking actuator -F131-
6
Driver side exterior mirror -VX4- Driver side automatic anti-dazzle exterior mirror -Y20-
6
7
Terminal 31 CL, to driver door lock unit -VX21- driver door contact switch -F2- front left central locking actuator -F131- driver side contact switch in lock cylinder -F241-
7
Driver side exterior mirror -VX4- Driver side mirror adjustment motor -V17-
7
8
Mirror signal from B427 connection 1 (mirror signal) in main wiring harness automatic anti-dazzle interior mirror -Y7-
8
Driver side exterior mirror -VX4- Driver side mirror adjustment motor -V149-
8
R94 Connection 1 in front passenger side door wiring harness Driver door storage compartment illumination bulb -L160- Driver door ambient lighting bulb -L164-
9
9
Driver side exterior mirror -VX4- Driver side fold-in mirror motor -V121-
9
10
10
Driver side exterior mirror -VX4- Driver side fold-in mirror motor -V121-
10
Alarm system off switch -E217-
11
Driver door lock unit -VX21- Driver door central locking SAFELOCK function motor -V161- Driver door central locking motor -V56-
11
Driver side exterior mirror -VX4- Driver side turn signal repeater bulb -L131-
11
12
Driver door lock unit -VX21- Driver door central locking SAFELOCK function motor -V161-
12
12
13
Front passenger door lock unit -VX21- Driver door central locking motor -V56-
13
Driver side exterior mirror -VX4- Potentiometer for vertical adjustment of driver side mirror -G515-
13
Terminal 58d, to driver side interior locking button for central locking system -E308-
14
Comfort CAN bus, low to B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
14
Supply, mirror adjustment potentiometer Driver side exterior mirror -VX4-
14
15
Comfort CAN bus, high to B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
15
Driver side exterior mirror -VX4- heated exterior mirror on driver side -Z4-
15
16
16
Driver side exterior mirror -VX4- Potentiometer for horizontal adjustment of driver side mirror -G514-
16
Terminal 58, to R65 positive connection (58) in driver-side door wiring harness Driver side door warning lamp -W30- Front left entry light -W31-
17
Mirror signal from B428 connection 2 (mirror signal) in main wiring harness automatic anti-dazzle interior mirror -Y7-
17
18
18
19
Terminal 30, from fuse holder C -SC- fuse 3 -S133-
19
20
Terminal 31, to 206 earth connection in front passenger side door wiring harness 373 earth connection 8 in main wiring harness 43 earth point on right A-pillar, bottom
20
Alarm system off switch -E217- Interior monitoring switch -E183-
21
Terminal 31, to 267 earth connection 2 in driver side door wiring harness
22
23
24
Mirror adjustment switch -E43-
25
Mirror adjustment switch -E43- Adjustment switch for mirror with fold-in feature -E168- Mirror adjustment changeover switch -E48-
26
27
28
Driver side interior locking button for central locking system -E308-
29
30
31
Operating unit for window regulator in driver door -E512- Front right window regulator switch in driver door -E81-
32
Operating unit for window regulator in driver door -E512- Front right window regulator switch -E40-
Back to overview .
AUDI TT 2015 Fitting location, front passenger door control unit J387
1 -
Front passenger door control unit -J387-
B -
20-pin connector -T20g- , black
D -
32-pin connector -T32g- , blue
Connector assignment, front passenger door control unit -J387-
-T6m- (A)
Designation
-T6m- (A)
Designation
1
4
2
5
3
Front passenger side window regulator motor -V148-
6
Front passenger side window regulator motor -V148-
-T20g- (B)
Designation
-T16g- (C)
Designation
-T32g- (D)
Designation
1
1
1
2
Microswitch for lowering front passenger window -E622-
2
Front passenger side exterior mirror -VX5- Front passenger side automatic anti-dazzle exterior mirror -Y21-
2
3
3
Terminal 31, to Z2 connection 2 in mirror adjustment - mirror heating wiring harness front passenger side exterior mirror -VX5- heated exterior mirror on front passenger side -Z5- front passenger side turn signal repeater bulb -L132-
3
Front passenger side door interior handle illumination bulb -L147-
4
4
Terminal 31, mirror adjustment potentiometer front passenger side exterior mirror -VX5-
4
Terminal 58s, to R53 connection (58s) in front passenger side door wiring harness front passenger side interior locking button for central locking system -E309- window regulator switch in front passenger door -E107- switch illumination bulb -L156-
5
Front passenger door lock unit -VX22- Front passenger door contact switch -F3-
5
Front passenger side exterior mirror -VX5- Front passenger side mirror adjustment motor -V25- Front passenger side mirror adjustment motor -V150-
5
Terminal 31, to window regulator switch in front passenger door -E107- 268 earth connection 2 in front passenger side door wiring harness
6
Front passenger door lock unit -VX22- Front right central locking actuator -F133-
6
Front passenger side exterior mirror -VX5- Front passenger side automatic anti-dazzle exterior mirror -Y21-
6
7
Terminal 31 CL, to front passenger door lock unit -VX22- front passenger door contact switch -F3- front right central locking actuator -F133-
7
Front passenger side exterior mirror -VX5- Front passenger side mirror adjustment motor -V25-
7
8
Mirror signal from B427 connection 1 (mirror signal) in main wiring harness automatic anti-dazzle interior mirror -Y7-
8
Front passenger side exterior mirror -VX5- Front passenger side mirror adjustment motor -V150-
8
R98 connection 1 in front passenger side door wiring harness front passenger door storage compartment illumination bulb -L161- front passenger door ambient lighting bulb -L165-
9
9
Front passenger side exterior mirror -VX5- Front passenger side fold-in mirror motor -V122-
9
10
10
Front passenger side exterior mirror -VX5- Front passenger side fold-in mirror motor -V122-
10
11
Front passenger door lock unit -VX22- Front passenger door central locking SAFELOCK function motor -V162- Front passenger seat central locking motor -V57-
11
Front passenger side exterior mirror -VX5- Front passenger side turn signal repeater bulb -L132-
11
12
Front passenger door lock unit -VX22- Front passenger door central locking SAFELOCK function motor -V162-
12
12
13
Front passenger door lock unit -VX22- Front passenger seat central locking motor -V57-
13
Front passenger side exterior mirror -VX5- Potentiometer for vertical adjustment of front passenger side mirror -G517-
13
Terminal 58d, to front passenger side interior locking button for central locking system -E309-
14
Comfort CAN bus, low to B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
14
Supply, mirror adjustment potentiometer Front passenger side exterior mirror -VX5-
14
15
Comfort CAN bus, high to B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
15
Front passenger side exterior mirror -VX5- Heated exterior mirror on front passenger side -Z5-
15
16
16
Front passenger side exterior mirror -VX5- Potentiometer for horizontal adjustment of front passenger side mirror -G516-
16
Terminal 58, to R67 positive connection (58) in front passenger side door wiring harness front right entry light -W32- front passenger side door warning lamp -W36-
17
Mirror signal from B428 connection 2 (mirror signal) in main wiring harness automatic anti-dazzle interior mirror -Y7-
17
18
18
19
Terminal 30, from fuse holder C -SC- fuse 3 -S133-
19
20
Terminal 31, to 206 earth connection in front passenger side door wiring harness 373 earth connection 8 in main wiring harness 43 earth point on right A-pillar, bottom
20
21
22
23
24
25
26
27
28
29
30
31
32
Window regulator switch in front passenger door -E107-
Back to overview .
AUDI TT 2015 Fitting location, headlight range control unit J431
1 -
Headlight range control unit -J431-
Connector assignment, headlight range control unit -J431-
-T26b- (A)
Designation
-T26b- (A)
Designation
1
14
2
Extended CAN bus, high to E135 connection (extended CAN bus, high) in engine compartment wiring harness B108 connection 1 (extended CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
15
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
3
Extended CAN bus, low to E136 connection (extended CAN bus, low) in engine compartment wiring harness B109 connection 1 (extended CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
16
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
4
CAN bus, to D178 connection 2 (high bus) in engine compartment wiring harness front left headlight -MX1- /front right headlight -MX2- , LED, matrix beam
17
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
5
CAN bus, to D179 connection 2 (low bus) in engine compartment wiring harness front left headlight -MX1- /front right headlight -MX2- , LED, matrix beam
18
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
6
19
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
7
Rear left vehicle level sender -G76-
20
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
8
Terminal 56, from D152 positive connection 1 (56b) in engine compartment wiring harness onboard supply control unit -J519-
21
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
9
22
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
10
Rear left vehicle level sender -G76-
23
Terminal 15, from D200 positive connection 3 (15a) in engine compartment wiring harness fuse holder C -SC-
11
Rear left vehicle level sender -G76-
24
Terminal 31, to 131 earth connection 2 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
12
25
13
26
Back to overview .
1 -
Headlight range control unit -J431-
A -
26-pin connector -T26b- , black
Connector assignment, headlight range control unit -J431-
-T26b- (A)
Designation
-T26b- (A)
Designation
1
14
2
Extended CAN bus, high to E135 connection (extended CAN bus, high) in engine compartment wiring harness B108 connection 1 (extended CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
15
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
3
Extended CAN bus, low to E136 connection (extended CAN bus, low) in engine compartment wiring harness B109 connection 1 (extended CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
16
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
4
CAN bus, to D178 connection 2 (high bus) in engine compartment wiring harness front left headlight -MX1- /front right headlight -MX2- , LED, matrix beam
17
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
5
CAN bus, to D179 connection 2 (low bus) in engine compartment wiring harness front left headlight -MX1- /front right headlight -MX2- , LED, matrix beam
18
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
6
19
Control unit for right daytime running light and side light -J861- Right headlight range control motor -V49-
7
Rear left vehicle level sender -G76-
20
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
8
Terminal 56, from D152 positive connection 1 (56b) in engine compartment wiring harness onboard supply control unit -J519-
21
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
9
22
Control unit for left daytime running light and side light -J860- Left headlight range control motor -V48-
10
Rear left vehicle level sender -G76-
23
Terminal 15, from D200 positive connection 3 (15a) in engine compartment wiring harness fuse holder C -SC-
11
Rear left vehicle level sender -G76-
24
Terminal 31, to 131 earth connection 2 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
12
25
13
26
Back to overview .
AUDI TT 2015
1 -
Parking aid control unit -J446- /park assist steering control unit -J791-
B -
26-pin connector -T26a- , black
Connector assignment of parking aid control unit -J446- /park assist steering control unit -J791-
-T18a- (A)
Designation
-T18a- (A)
Designation
1
10
Earth to 348 earth connection (parking aid) in front bumper wiring harness front left parking aid sender -G255- front centre left parking aid sender -G254- front centre right parking aid sender -G253- front right parking aid sender -G252- front left sender for park assist steering on left side of vehicle -G568- front right sender for park assist steering on right side of vehicle -G569-
2
Front left sender for park assist steering on left side of vehicle -G568-
11
Front left parking aid sender -G255-
3
Front centre left parking aid sender -G254-
12
Front centre right parking aid sender -G253-
4
Front right parking aid sender -G252-
13
Front right sender for park assist steering on right side of vehicle -G569-
5
14
Voltage supply to X65 connection (parking aid) in front bumper wiring harness front left parking aid sender -G255- front centre left parking aid sender -G254- front centre right parking aid sender -G253- front right parking aid sender -G252- front left sender for park assist steering on left side of vehicle -G568- front right sender for park assist steering on right side of vehicle -G569-
6
15
7
16
8
17
9
18
-T26a- (B)
Designation
-T26a- (B)
Designation
1
14
Terminal 15, from B279 positive connection 3 (15a) in main wiring harness fuse holder C -SC-
2
Front parking aid warning buzzer -H22-
15
Rear parking aid warning buzzer -H15-
3
Park assist steering button -E581-
16
Parking aid button -E266-
4
Warning light for park assist steering -K241-
17
Parking aid warning lamp -K136-
5
18
Voltage supply to X68 connection (parking aid) in rear bumper wiring harness rear left park assist steering sender -G716- rear right park assist steering sender -G717- rear left parking aid sender -G203- rear centre left parking aid sender -G204- rear centre right parking aid sender -G205- rear right parking aid sender -G206-
6
Rear left parking aid sender -G203-
19
Rear left park assist steering sender -G716-
7
Rear centre right parking aid sender -G205-
20
Rear centre left parking aid sender -G204-
8
Rear right park assist steering sender -G717-
21
Rear right parking aid sender -G206-
9
Rear parking aid warning buzzer -H15-
22
Earth to 352 earth connection (parking aid) in rear bumper wiring harness rear left park assist steering sender -G716- rear right park assist steering sender -G717- rear left parking aid sender -G203- rear centre left parking aid sender -G204- rear centre right parking aid sender -G205- rear right parking aid sender -G206-
10
Front parking aid warning buzzer -H22-
23
Chassis/dash panel insert CAN bus, low B677 connection 2 (chassis/dash panel insert CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
11
24
Chassis/dash panel insert CAN bus, high B673 connection 2 (chassis/dash panel insert CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
12
25
13
Terminal 31, to 372 earth connection 7 in main wiring harness 687 earth point 1 on centre tunnel
26
Back to overview .
AUDI TT 2015 Fitting location, entry and start authorisation control unit J518
1 -
Entry and start authorisation control unit -J518-
Connector assignment, entry and start authorisation control unit -J518-
-T40a- (A)
Designation
-T40a- (A)
Designation
1
21
Rear right aerial for entry and start authorisation -R166-
2
22
Rear left aerial for entry and start authorisation -R165-
3
23
Luggage compartment aerial for entry and start system -R137-
4
24
Rear left aerial for entry and start authorisation -R165-
5
Comfort CAN bus, low to B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
25
6
Comfort CAN bus, high to B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
26
Onboard supply control unit -J519-
7
Entry and start authorisation button -E408-
27
Onboard supply control unit -J519-
8
Operating unit in front of centre console -E461- Entry and start authorisation button -E408-
28
9
29
10
30
Terminal 30, from fuse holder C -SC- fuse 2 -S132-
11
from coupling point on front left door -TTVL- contact sensor for front left exterior door handle -G605-
31
Entry and start authorisation aerial -R249-
12
from coupling point on front right door -TTVR- driver door exterior handle contact sensor -G415-
32
Rear right aerial for entry and start authorisation -R166-
13
33
Luggage compartment aerial for entry and start system -R137-
14
34
Entry and start authorisation aerial -R249-
15
to coupling point on left A-pillar, bottom -TALU- engine control unit -J623-
35
Onboard supply control unit -J519-
16
36
Interior aerial 1 for entry and start system -R138-
17
Terminal 31, to 372 earth connection 7 in main wiring harness 687 earth point 1 on centre tunnel
37
Interior aerial 2 for entry and start system -R139-
18
38
Interior aerial 1 for entry and start system -R138-
19
Entry and start authorisation button -E408-
39
Interior aerial 2 for entry and start system -R139-
20
40
Onboard supply control unit -J519-
Back to overview .
1 -
Entry and start authorisation control unit -J518-
A -
40-pin connector -T40a- , black
Connector assignment, entry and start authorisation control unit -J518-
-T40a- (A)
Designation
-T40a- (A)
Designation
1
21
Rear right aerial for entry and start authorisation -R166-
2
22
Rear left aerial for entry and start authorisation -R165-
3
23
Luggage compartment aerial for entry and start system -R137-
4
24
Rear left aerial for entry and start authorisation -R165-
5
Comfort CAN bus, low to B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
25
6
Comfort CAN bus, high to B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
26
Onboard supply control unit -J519-
7
Entry and start authorisation button -E408-
27
Onboard supply control unit -J519-
8
Operating unit in front of centre console -E461- Entry and start authorisation button -E408-
28
9
29
10
30
Terminal 30, from fuse holder C -SC- fuse 2 -S132-
11
from coupling point on front left door -TTVL- contact sensor for front left exterior door handle -G605-
31
Entry and start authorisation aerial -R249-
12
from coupling point on front right door -TTVR- driver door exterior handle contact sensor -G415-
32
Rear right aerial for entry and start authorisation -R166-
13
33
Luggage compartment aerial for entry and start system -R137-
14
34
Entry and start authorisation aerial -R249-
15
to coupling point on left A-pillar, bottom -TALU- engine control unit -J623-
35
Onboard supply control unit -J519-
16
36
Interior aerial 1 for entry and start system -R138-
17
Terminal 31, to 372 earth connection 7 in main wiring harness 687 earth point 1 on centre tunnel
37
Interior aerial 2 for entry and start system -R139-
18
38
Interior aerial 1 for entry and start system -R138-
19
Entry and start authorisation button -E408-
39
Interior aerial 2 for entry and start system -R139-
20
40
Onboard supply control unit -J519-
Back to overview .
Fitting location, onboard supply control unit -J519-
Reversing light, to B107 connection (reversing light) in main wiring harness
36
61
12
Terminal 31, to 366 earth connection 1 in main wiring harness 367 earth connection 2 in main wiring harness 639 earth point on left A-pillar
37
62
13
Terminal 15, to terminal 15 voltage supply relay -J329-
38
63
Terminal 31, to 366 earth connection 1 in main wiring harness 367 earth connection 2 in main wiring harness 639 earth point on left A-pillar
14
Terminal 15, to B277 positive connection 1 (15a) in main wiring harness
39
64
Right reversing light bulb -M17-
15
LIN bus, to B528 connection 1 (LIN bus) in main wiring harness
40
65
Right tail light bulb -M2-
16
Comfort CAN bus, high to B397 connection 1 (comfort CAN bus, high) in main wiring harness B398 connection 2 (comfort CAN bus, high) in main wiring harness
41
66
Terminal 30, from fuse holder C -SC- fuse 2 -S132-
17
Comfort CAN bus, low to B406 connection 1 (comfort CAN bus, low) in main wiring harness B398 connection 2 (comfort CAN bus, low) in main wiring harness
42
67
18
43
68
19
44
Entry and start authorisation control unit -J518-
69
20
Powertrain CAN bus, low to B390 connection 1 (powertrain CAN bus, low) in main wiring harness
45
70
21
Powertrain CAN bus, high to B383 connection 1 (powertrain CAN bus, high) in main wiring harness
46
71
Rear left turn signal bulb -M6-
22
47
Entry and start authorisation control unit -J518-
72
Rear left fog light bulb -L46-
23
48
73
Terminal 30, from fuse holder C -SC- fuse 3 -S133-
Centre dash panel switch module -EX22- Start/Stop operation button -E693-
11
36
61
12
Terminal 30g, to fuse holder C -SC- B559 positive connection 1 (30g) in main wiring harness glove compartment light switch -E26- front roof module -WX3-
37
62
Terminal 58s, to B731 connection 1 (58s) in main wiring harness
13
38
63
Terminal 31, to 366 earth connection 1 in main wiring harness 367 earth connection 2 in main wiring harness 639 earth point on left A-pillar
14
Entry and start authorisation control unit -J518-
39
64
15
40
65
16
Terminal 31, to 683 earth point on front side member, right
Connector assignment, steering column electronics control unit -J527-
-T17a- (A)
Designation
-T17a- (A)
Designation
1
Terminal 30, from fuse holder C -SC-
10
2
LIN bus, to data bus diagnostic interface -J533-
11
3
Comfort CAN bus, high to B397 connection 1 (comfort CAN bus, high) in main wiring harness B398 connection 2 (comfort CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
12
4
Comfort CAN bus, low to B406 connection 1 (comfort CAN bus, low) in main wiring harness B407 connection 2 (comfort CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
13
5
14
6
Selector lever -E313- Selector lever sensors control unit -J587-
15
7
Engine control unit -J623-
16
8
17
Terminal 31, to 367 earth connection 2 in main wiring harness 639 earth point on left A-pillar
9
Back to overview .
AUDI TT 2015 Fitting location, roof electronics control unit J528
Fitting location, roof electronics control unit -J528-
Connector assignment, control unit 1 for information electronics -J794-
-T8g- (D)
Designation
-T8p- (H)
Designation
9
1
Rear right treble loudspeaker -R16- Rear right bass loudspeaker -R17-
10
Centre loudspeaker -R208-
2
Front right treble loudspeaker -R22- Front right bass loudspeaker -R23-
11
3
Front left treble loudspeaker -R20- Front left bass loudspeaker -R21-
12
4
Rear left treble loudspeaker -R14- Rear left bass loudspeaker -R15-
13
5
Rear right treble loudspeaker -R16- Rear right bass loudspeaker -R17-
14
Centre loudspeaker -R208-
6
Front right treble loudspeaker -R22- Front right bass loudspeaker -R23-
17
Terminal 31, to 383 earth connection 18 in main wiring harness 687 earth point 1 on centre tunnel
7
Front left treble loudspeaker -R20- Front left bass loudspeaker -R21-
18
Terminal 30, from fuse holder C -SC-
8
Rear left treble loudspeaker -R14- Rear left bass loudspeaker -R15-
-T12m- (E)
Designation
-T12n- (F)
Designation
1
Display and operation CAN bus, low B751 connection 1 (display and operation CAN bus, low) display unit for front information display and operating unit control unit -J685- multimedia system operating unit -E380-
1
Connection for external audio sources -R199-
2
Multimedia system operating unit -E380-
2
Connection for external audio sources -R199-
3
Ring circuit break diagnostic wire B444 connection 1 (diagnosis) in main wiring harness
3
Connection for external audio sources -R199-
4
4
5
Telephone bracket -R126- B478 connection 14 in main wiring harness
5
6
Infotainment CAN bus, high B415 connection 1 (infotainment CAN bus, high) in main wiring harness
6
7
Display and operation CAN bus, high B750 connection 1 (display and operation CAN bus, high) display unit for front information display and operating unit control unit -J685- multimedia system operating unit -E380-
7
Connection for external audio sources -R199-
8
Multimedia system operating unit -E380-
8
Screen earth, connection for external audio sources -R199-
9
9
10
10
11
Telephone bracket -R126-
11
12
Infotainment CAN bus, low B421 connection 1 (infotainment CAN bus, low) in main wiring harness
12
-T12i- (G)
Designation
-T12i- (G)
Designation
1
Telephone microphone -R38- , coupé Belt microphone control unit -J886- , roadster
7
Telephone microphone -R38- , coupé Screen earth, control unit for seat belt microphone -J886- , roadster
2
Screen earth, control unit for seat belt microphone -J886- , roadster
8
Control unit for seat belt microphone -J886- , roadster
3
9
4
10
5
11
6
Reversing camera system control unit -J772-
12
Reversing camera system control unit -J772-
Back to overview .
AUDI TT 2015 Fitting location Main beam assist control unit J844
Fitting location Main beam assist control unit -J844-
Fitting location, front camera for driver assist systems -R242-
-T12b- (A)
Designation
-T12b- (A)
Designation
1
7
2
Extended CAN bus, low to B109 connection 1 (extended CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
8
Extended CAN bus, high to B108 connection 1 (extended CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
3
9
4
Windscreen heater for lane departure warning -Z67-
10
5
Terminal 31, to 369 earth connection 4 in main wiring harness 370 earth connection 5 in main wiring harness 639 earth point on left A-pillar
11
6
Terminal 15, from B279 positive connection 3 (15a) in main wiring harness
12
Back to overview .
AUDI TT 2015
1 -
Convertible roof actuation motor -V82- /convertible roof actuation motor 2 -V576-
10-pin connector -T10s- , black/10-pin connector -T10g- , black
Connector assignment, convertible roof actuation motor -V82- /convertible roof actuation motor 2 -V576-
-T10s- (A)
Designation
-T10g- (A)
Designation
1
1
2
2
3
3
4
4
5
Terminal 31, to 387 earth connection 22 in main wiring harness 368 earth connection 3 in main wiring harness 729 earth point on rear left wheel housing
5
Terminal 31, to 387 earth connection 22 in main wiring harness 368 earth connection 3 in main wiring harness 729 earth point on rear left wheel housing
6
M32 connection 1 in convertible roof actuation wiring harness convertible roof actuation control unit -J256-
6
M32 connection 1 in convertible roof actuation wiring harness convertible roof actuation control unit -J256-
7
Convertible roof actuation control unit -J256-
7
Convertible roof actuation control unit -J256-
8
Convertible roof actuation control unit -J256-
8
Convertible roof actuation control unit -J256-
9
Convertible roof actuation control unit -J256-
9
Convertible roof actuation control unit -J256-
10
Convertible roof actuation control unit -J256-
10
Convertible roof actuation control unit -J256-
Back to overview .
AUDI TT 2015 Fitting location, cabriolet windbreak motor V186
Fitting location, cabriolet windbreak motor -V186-
Internal: Lateral acceleration sender -G200-, brake pressure sender 1 -G201-, yaw rate sender -G202-, ABS hydraulic pump -V64-, front right ABS inlet valve -N99-, front right ABS outlet valve -N100-, front left ABS inlet valve -N101-, front left ABS outlet valve -N102-, vehicle stabilization program high-pressure valve 1 -N227-, vehicle stabilization program high-pressure valve 2 -N228-, vehicle stabilization program switch valve 1 -N225-, vehicle stabilization program switch valve 2 -N226-, rear right ABS inlet valve -N133-, rear left ABS inlet valve -N134-, rear right ABS outlet valve -N135-, rear left ABS outlet valve -N136-
Connector assignment, ABS control unit -J104-
-T46b- (A)
Designation
-T46b- (A)
Designation
1
Terminal 30, from fuse holder C -SC-
24
Electromechanical parking brake button -E538-
2
Right parking brake motor -V283-
25
3
Right parking brake motor -V283-
26
4
Front right speed sensor -G45-
27
5
Front right speed sensor -G45-
28
6
Rear left speed sensor -G46-
29
7
Rear left speed sensor -G46-
30
Terminal 30, from fuse holder C -SC-
8
Front left speed sensor -G47-
31
Terminal 30, from D78 positive connection 1 (30a) in engine compartment wiring harness fuse holder C -SC-
9
Front left speed sensor -G47-
32
Auto-hold warning lamp -K237-
10
Rear right speed sensor -G44-
33
Clutch position sender -G476-
11
Rear right speed sensor -G44-
34
12
Left parking brake motor -V282-
35
Terminal 15, from D102 connection 2 in engine compartment wiring harness B277 positive connection 1 (15a) in main wiring harness onboard supply control unit -J519-
Terminal 31, to 167 earth connection 4 in engine compartment wiring harness 12 earth point in engine compartment, left (LHD) 685 earth point 1 on front side member, right (RHD)
37
15
38
Vacuum sender -G608-
16
39
TCS and ESP button -E256-
17
Electromechanical parking brake button -E538-
40
18
Electromechanical parking brake button -E538-
41
19
Electromechanical parking brake button -E538-
42
Chassis/dash panel insert CAN bus, high D159 connection (high bus) in engine compartment wiring harness B672 connection 1 (chassis/dash panel insert CAN bus, high) in main wiring harness B673 connection 2 (chassis/dash panel insert CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
20
43
Chassis/dash panel insert CAN bus, low D160 connection (low bus) in engine compartment wiring harness B676 connection 1 (chassis/dash panel insert CAN bus, low) in main wiring harness B677 connection 2 (chassis/dash panel insert CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
21
44
Vacuum sender -G608-
22
45
Vacuum sender -G608-
23
Auto-hold button -E540-
46
Terminal 31, to 167 earth connection 4 in engine compartment wiring harness 12 earth point in engine compartment, left (LHD) 685 earth point 1 on front side member, right (RHD)
Back to overview .
AUDI TT 2015 Fitting location, control unit for structure-borne sound J869
Fitting location, control unit for structure-borne sound -J869-
Connector assignment, control unit for structure-borne sound -J869-
-T6an- (A)
Designation
1
Actuator for structure-borne sound -R214-
2
Actuator for structure-borne sound -R214-
3
Terminal 15, from D106 connection 4 in engine compartment wiring harness B278 positive connection 2 (15a) in main wiring harness fuse holder C -SC-
4
Terminal 31, to 201 earth connection 5 in engine compartment wiring harness 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
5
Powertrain CAN bus, low E124 connection 1 (powertrain CAN bus, low) in engine wiring harness B390 connection 1 (powertrain CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
6
Powertrain CAN bus, high E123 connection 1 (powertrain CAN bus, high) in engine wiring harness B383 connection 1 (powertrain CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
Back to overview .
AUDI TT 2015 Fitting location, control unit for wiper motor J400
Fitting location, control unit for wiper motor -J400-
Connector assignment, wiper motor control unit -J400-
-T4ab- (A)
Designation
1
Terminal 30, from fuse holder B -SB-
2
3
Terminal 31, to 131 earth connection 2 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
4
LIN bus, from onboard supply control unit -J519-
Back to overview .
AUDI TT 2015 Fitting location, power steering control unit J500
Fitting location, power steering control unit -J500-
Components: Electromechanical power steering motor -V187-, steering moment sender -G269-
A -
3-pin connector -T3f-, black
Connector assignment, power steering control unit -J500-
-T3f- (A)
Designation
-T2f- (B)
Designation
1
Chassis/dash panel insert CAN bus, low D160 connection (low bus) in engine compartment wiring harness B676 connection 1 (chassis/dash panel insert CAN bus, low) in main wiring harness B677 connection 2 (chassis/dash panel insert CAN bus, low) in main wiring harness data bus diagnostic interface -J533-
1
Terminal 31, to 12 earth point in engine compartment, left
2
Chassis/dash panel insert CAN bus, high D159 connection (high bus) in engine compartment wiring harness B672 connection 1 (chassis/dash panel insert CAN bus, high) in main wiring harness B673 connection 2 (chassis/dash panel insert CAN bus, high) in main wiring harness data bus diagnostic interface -J533-
2
Terminal 30, from fuse holder A -SA-
3
Terminal 15, from D102 connection 2 in engine compartment wiring harness B277 positive connection 1 (15a) in main wiring harness onboard supply control unit -J519-
Back to overview .
AUDI TT 2015 Fitting location, engine control unit J623
AUDI TT 2015 Fitting location, front left headlight MX1 / front right headlight MX2
Fitting location, front left headlight -MX1-/front right headlight -MX2-
1 -
Control unit for left daytime running light and side light -J860-/control unit for right daytime running light and side light -J861-
q
In headlight: Left gas discharge bulb control unit -J343-, right gas discharge bulb control unit -J344-, left LED module for daytime running light and side light -L176-, right LED module for daytime running light and side light -L177-, left dipped beam screen motor -V294-, right dipped beam screen motor -V295-, front left turn signal bulb -M5-, front right turn signal bulb -M7-, left static cornering light -M51-, right static cornering light -M52-, front left side marker light bulb -M33-, front right side marker light bulb -M34-, left headlight range control motor -V48-, right headlight range control motor -V49-
14-pin connector -T14b-, black/14-pin connector -T14a- , black
q
14-pin connector -T14b- on left headlight
q
14-pin connector -T14a- on right headlight
Connector assignment for headlight, bi-xenon
-T14b- (A)
Designation
-T14a- (A)
Designation
1
Control unit for cornering light and headlight range control -J745-
1
Control unit for cornering light and headlight range control -J745-
2
Control unit for cornering light and headlight range control -J745-
2
Control unit for cornering light and headlight range control -J745-
3
Control unit for cornering light and headlight range control -J745-
3
Control unit for cornering light and headlight range control -J745-
4
Control unit for cornering light and headlight range control -J745-
4
Control unit for cornering light and headlight range control -J745-
5
Terminal 31, to 363 earth connection 8 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
5
Terminal 31, to 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
6
Onboard supply control unit -J519-
6
Onboard supply control unit -J519-
7
7
8
Onboard supply control unit -J519-
8
Onboard supply control unit -J519-
9
Onboard supply control unit -J519-
9
Onboard supply control unit -J519-
10
Terminal 31, to 363 earth connection 8 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
10
Terminal 31, to 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
11
Onboard supply control unit -J519-
11
Onboard supply control unit -J519-
12
Onboard supply control unit -J519-
12
Onboard supply control unit -J519-
13
Onboard supply control unit -J519-
13
Onboard supply control unit -J519-
14
C65 positive connection 1 for side marker lights B132 connection (number plate light) in interior wiring harness onboard supply control unit -J519- USA only
14
C65 positive connection 1 for side marker lights B132 connection (number plate light) in interior wiring harness onboard supply control unit -J519- USA only
Back to overview .
1 -
Output module 1 for left LED headlight -A31-/output module 1 for right LED headlight -A27-
q
On headlight: Output module 2 for left LED headlight -A32-, output module 2 for right LED headlight -A28-, output module for left headlight -J667-, output module for right headlight -J668-
q
In headlight: Left headlight dipped beam bulb -M29-, right headlight dipped beam bulb -M31-, left static cornering light -M51-, right static cornering light -M52-, left headlight main beam bulb -M30-, right headlight main beam bulb -M32-, left LED module for daytime running light and side light -L176-, right LED module for daytime running light and side light -L177-, front left turn signal bulb -M5-, front right turn signal bulb -M7-, front left side marker bulb -M33-, front right side marker bulb -M34-, left headlight range control motor -V48-, right headlight range control motor -V49-, current coding resistor 1 for left headlight -N639-, current coding resistor 1 for right headlight -N665-, current coding resistor 2 for left headlight -N663-, current coding resistor 2 for right headlight -N666-, current coding resistor 3 for left headlight -N664-, current coding resistor 3 for right headlight -N667-, temperature sender 1 for left headlight -G702-, temperature sender 1 for right headlight -G704-, temperature sender 2 for left headlight -G703-, temperature sender 2 for right headlight -G705-, temperature sender 3 for left headlight -G832-, temperature sender 3 for right headlight -G833-
A -
14-pin connector -T14b-, black/14-pin connector -T14a-, black
q
14-pin connector -T14b- on left headlight
q
14-pin connector -T14a- on right headlight
Connector assignment for headlight, LED, matrix beam
-T14b- (A)
Designation
-T14a- (A)
Designation
1
CAN bus, to D178 connection 2 (high bus) in engine compartment wiring harness control unit for cornering light and headlight range control -J745-
1
CAN bus, to D178 connection 2 (high bus) in engine compartment wiring harness control unit for cornering light and headlight range control -J745-
2
CAN bus, to D179 connection 2 (low bus) in engine compartment wiring harness control unit for cornering light and headlight range control -J745-
2
CAN bus, to D179 connection 2 (low bus) in engine compartment wiring harness control unit for cornering light and headlight range control -J745-
3
3
4
not assigned, LED onboard supply control unit -J519-, matrix beam
4
not assigned, LED onboard supply control unit -J519-, matrix beam
5
Terminal 31, to 363 earth connection 8 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
5
Terminal 31, to 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
6
D152 positive connection 1 (56b) in engine compartment wiring harness onboard supply control unit -J519-
6
Onboard supply control unit -J519-
7
Terminal 31, to 363 earth connection 8 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
7
Terminal 31, to 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
8
Terminal 15, from fuse holder C -SC-
8
Terminal 15, from fuse holder C -SC-
9
Onboard supply control unit -J519-
9
Onboard supply control unit -J519-
10
Terminal 31, to 363 earth connection 8 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
10
Terminal 31, to 209 earth connection 6 in engine compartment wiring harness 656 earth point on right headlight
11
Onboard supply control unit -J519-
11
Onboard supply control unit -J519-
12
Onboard supply control unit -J519-
12
Onboard supply control unit -J519-
13
Onboard supply control unit -J519-
13
Onboard supply control unit -J519-
14
not assigned, matrix beam C65 positive connection 1 for side marker lights B132 connection (number plate light) in interior wiring harness onboard supply control unit -J519- USA only, LED
14
not assigned, matrix beam C65 positive connection 1 for side marker lights B132 connection (number plate light) in interior wiring harness onboard supply control unit -J519- USA only, LED
Back to overview .
Fitting location, radiator fan control unit -J293-
Connector assignment, garage door operation control unit -J530-
-T5f- (A)
Designation
1
Terminal 30, from fuse holder B -SB-
2
Terminal 31, to 85 earth connection 1 in engine compartment wiring harness 131 earth connection 2 in engine compartment wiring harness 132 earth connection 3 in engine compartment wiring harness 671 earth point 1 on front side member, left
