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WIRING-DIAGRAMS

AUDI TT 2008 – Haldex coupling with all-wheel drive . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI TT 2008 - All-wheel drive control unit - Haldex coupling pump



Wiring Diagram AUDI TT 2008 - All-wheel drive control unit - Haldex coupling pump
J492 All-wheel drive control unit
J519 Onboard supply control unit
J527 Steering column electronics control unit
J533 Data bus diagnostic interface
J623 Engine control unit
SC7 Fuse 7 on fuse holder C
SC8 Fuse 8 on fuse holder C
T2t 2-pin connector, black
T6q 6-pin connector, on all-wheel drive system control unit, black
T8o 8-pin connector, black
T20c 20-pin connector, black
T20d 20-pin connector, black
V181 Haldex coupling pump
   393 Earth connection 28, in main wiring harness
   662 Earth point, rear left side panel
   B163 Positive connection 1 (15), in interior wiring harness
   B383 Connection 1 (powertrain CAN bus, high), in main wiring harness
   B390 Connection 1 (powertrain CAN bus, low), in main wiring harness
*see applicable current flow diagram for engine
*2gradual introduction
*3Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2008 - Brake light switch - Brake pedal switch - Oil pressure and oil temperature sender - All-wheel drive control unit - Coupling opening control valve



Wiring Diagram AUDI TT 2008 - Brake light switch - Brake pedal switch - Oil pressure and oil temperature sender - All-wheel drive control unit - Coupling opening control valveUnlock Lifetime Access for This Car.
F Brake light switch
F47 Brake pedal switch
G437 Oil pressure and oil temperature sender
J104 ABS control unit
J492 All-wheel drive control unit
J519 Onboard supply control unit
J623 Engine control unit
N373 Coupling opening control valve
SC1 Fuse 1 on fuse holder C
SC2 Fuse 2 on fuse holder C
T2ag 2-pin connector
T4t 4-pin connector, black
T6q 6-pin connector, on all-wheel drive system control unit, black
T8o 8-pin connector, black
T16a 16-pin connector, black
">T47"> 47-pin connector
   366 Earth connection 1, in main wiring harness
   371 Earth connection 6, in main wiring harness
   372 Earth connection 7, in main wiring harness
   672 Earth point 2, on front of left longitudinal member
   B335 Connection 1 (54), in main wiring harness
*see applicable current flow diagram for engine


AUDI TT 2008 Overview of control units

Overview of control units
AUDI TT 2008 Overview of control unitsUnlock Lifetime Access for This Car.
Climatronic control unit -J255-
q   Components:-E230-, -G56-, -V42-, -E94-, -E95-
q   Location and connector assignment
Control unit in dash panel insert -J285-
q   Components:-G1-, -Y24-, -K3-, -K32-, -Y8-, -J362-, -K28-
q   Location and connector assignment
Front passenger door control unit -J387-
q   Components:-V148-
q   Location and connector assignment
Steering column electronics control unit -J527-
q   Components:-D-, -N376-, -G85-, -E45-, -E2-, -E4-, -E22-, -F138-, -H-, -N95-, -N250-
q   Location and connector assignment
Control unit for parking aid -J446-
q   Components -R78-
q   Location and connector assignment
q   is dropped from May 2009
Digital sound package control unit -J525-
q   Components -R87-
q   Location
Driver door control unit -J386-
q   Components:-V147-
q   Location and connector assignment
q   Location and connector assignment from June 2009
Left gas discharge bulb control unit -J343-/right gas discharge light control unit -J344-
q   Components -J667-, -J668-, -V294-, -V295-, -V48-, -V49-
q   Location and connector assignment



AUDI TT 2008 ABS control unit J104

AUDI TT 2008 ABS control unit J104Unlock Lifetime Access for This Car.
A -  ABS control unit -J104-
.


AUDI TT 2008 Engine control unit J623

Engine control unit -J623-
Fitting location
   
in plenum chamber -1-.
Connector assigment
 
AUDI TT 2008 Engine control unit J623Unlock Lifetime Access for This Car.
AUDI TT 2008 Engine control unit J623Unlock Lifetime Access for This Car.
A -  Engine control unit -J623-
C -  60-pin connector -T60-, black, on wiring harness

Connector assignment, 3.2 I V6
   
AUDI TT 2008 Engine control unit J623Unlock Lifetime Access for This Car.
A -  Engine control unit -J623-
C -  40-pin connector -T40-, black, on wiring harness

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AUDI TT 2008 Control unit for parking aid J446

Control unit for parking aid -J446-
Fitting location
   
on right in luggage compartment -3-.
1 -  TV tuner -R78-
2 -  Fuse holder on right in luggage compartment
3 -  Control unit for parking aid -J446-
4 -  Convenience system central control unit -J393-, up to May 2009
Connector assignment of parking aid control unit -J446-
 
AUDI TT 2008 Control unit for parking aid J446Unlock Lifetime Access for This Car.
AUDI TT 2008 Control unit for parking aid J446Unlock Lifetime Access for This Car.
C -  12-pin connector -T12l-, black

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AUDI TT 2008 Convenience system central control unit J393 , up to May 2009

Convenience system central control unit -J393-, up to May 2009
Fitting location
   
on right in luggage compartment -4-.
1 -  TV tuner -R78-
2 -  Fuse holder on right in luggage compartment
3 -  Control unit for parking aid -J446-
4 -  Convenience system central control unit -J393-
Connector assignment of convenience system central control unit -J393-
 
AUDI TT 2008 Convenience system central control unit J393 , up to May 2009Unlock Lifetime Access for This Car.
AUDI TT 2008 Convenience system central control unit J393 , up to May 2009Unlock Lifetime Access for This Car.
A -  Convenience system central control unit -J393-
B -  Vacant
D -  8-pin connector -T8g-, black, on wiring harness
F -  18-pin connector -T18f-, black, on wiring harness

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AUDI TT 2008 Driver door control unit J386

AUDI TT 2008 Driver door control unit J386Unlock Lifetime Access for This Car.
A -  Driver door control unit -J386-
C -  16-pin connector -T16f-, black, on wiring harness
D -  20-pin connector -T20f-, black, on wiring harness

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AUDI TT 2008 Front passenger door control unit J387

AUDI TT 2008 Front passenger door control unit J387Unlock Lifetime Access for This Car.
A -  Front passenger door control unit -J387-
C -  16-pin connector -T16g-, black, on wiring harness
D -  20-pin connector -T20g-, black, on wiring harness

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AUDI TT 2008 Convertible roof actuation control unit J256 , Roadster

Convertible roof actuation control unit -J256-, Roadster
Fitting location
   
in insert, luggage compartment -6-.
1 -  Aerial amplifier for mobile telephone -R86-, not USA
 -  Satellite radio -R146-, only USA
2 -  Breakdown set
3 -  Towline anchorage
4 -  Warning triangle
5 -  battery -A-
6 -  Convertible roof actuation control unit -J256-, only Roadster
7 -  Tools
8 -  Jack
Connector assignment of convertible roof actuation control unit -J256-
 
AUDI TT 2008 Convertible roof actuation control unit J256 , RoadsterUnlock Lifetime Access for This Car.
AUDI TT 2008 Convertible roof actuation control unit J256 , RoadsterUnlock Lifetime Access for This Car.
2 -  10-pin connector -T10v-, black

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AUDI TT 2008 Digital sound package control unit J525

Digital sound package control unit -J525-
Fitting location
   
on left in luggage compartment -1-.
1 -  Digital sound package control unit -J525-
2 -  Satellite radio -R146-, only USA
 -  Aerial amplifier for mobile telephone -R86-, not USA
 -  Aerial filter -R87-, only USA, up to October 2006
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AUDI TT 2008 Electronically controlled damping control unit J250

under front passenger seat -5-.
1 -  10-pin connector -T10i-, black
2 -  3-pin connector -T3d-, yellow
3 -  6-pin, connector -T6e-, green
4 -  10-pin connector -T10g-, red
5 -  Electronically controlled damping control unit -J250-
Connector assignment of electronically controlled damping control unit -J250-
 
AUDI TT 2008 Electronically controlled damping control unit J250Unlock Lifetime Access for This Car.
AUDI TT 2008 Electronically controlled damping control unit J250Unlock Lifetime Access for This Car.
A -  47-pin connector -T47-, black

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AUDI TT 2008 Steering column electronics control unit J527

A -  Vacant
C -  20-pin connector -T20c-, black, on wiring harness
E -  12-pin connector -T12i-
G -  10-pin connector -T10ag-
H -  10-pin connector -T10ah-

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AUDI TT 2008 onboard supply control unit J519 , up to May 2009

onboard supply control unit -J519-, up to May 2009
Fitting location
   
behind​ the​ shelf​ on​ the​ driver's​ side,​ on left​ next​ to​ steering column -2-.
1 -  Relay carrier behind left of dash panel
2 -  onboard supply control unit -J519-
Connector assignment onboard supply control unit -J519-
 
AUDI TT 2008 onboard supply control unit J519 , up to May 2009Unlock Lifetime Access for This Car.
AUDI TT 2008 onboard supply control unit J519 , up to May 2009Unlock Lifetime Access for This Car.
B -  12-pin connector -T12c-, black
D -  11-pin connector -T11c-, brown
F -  8-pin connector -T8h-, black
J -  6-pin, connector -T6h-, black
L -  2-pin connector -T2t-, black

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AUDI TT 2008 onboard supply control unit J519 , from June 2009

behind shelf on front passenger side -3-
1 -  Relay carrier behind dash panel
2 -  fuse holder C
3 -  onboard supply control unit -J519-
4 -  Relay carrier on onboard supply control unit -J519-
Connector assignment onboard supply control unit -J519-
 
AUDI TT 2008 onboard supply control unit J519 , from June 2009Unlock Lifetime Access for This Car.
AUDI TT 2008 onboard supply control unit J519 , from June 2009Unlock Lifetime Access for This Car.
2 -  52-pin connector -T52b-, yellow
3 -  52-pin connector -T52c-, brown

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AUDI TT 2008 Control unit in dash panel insert J285

AUDI TT 2008 Control unit in dash panel insert J285Unlock Lifetime Access for This Car.
1 -  32-pin connector -T32-, blue

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AUDI TT 2008 Data bus diagnostic interface J533

AUDI TT 2008 Data bus diagnostic interface J533Unlock Lifetime Access for This Car.
1 -  20-pin connector -T20d-, black

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AUDI TT 2008 Headlight range control, control unit J431

AUDI TT 2008 Headlight range control, control unit J431Unlock Lifetime Access for This Car.
A -  Headlight range control, control unit -J431-
B -  26-pin connector -T26a-, black, on wiring harness

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AUDI TT 2008 Airbag control unit J234

AUDI TT 2008 Airbag control unit J234Unlock Lifetime Access for This Car.
A -  75-pin connector -T75-, yellow

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AUDI TT 2008 Fuel pump control unit J538

A -  Fuel pump control unit -J538-

Connector assigment
   
AUDI TT 2008 Fuel pump control unit J538Unlock Lifetime Access for This Car.
A -  Fuel pump control unit -J538-
B -  10-pin connector -T10k-, black, on wiring harness

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AUDI TT 2008 Tyre pressure monitor control unit 2 J793

AUDI TT 2008 Tyre pressure monitor control unit 2 J793Unlock Lifetime Access for This Car.
1 -  18-pin connector -T18c-, black

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AUDI TT 2008 Climatronic control unit J255

AUDI TT 2008 Climatronic control unit J255Unlock Lifetime Access for This Car.
2 -  20-pin connector -T20k-
4 -  16-pin connector -T16c-, brown
5 -  3-pin connector -T3ae-, black

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AUDI TT 2008 Wiper motor control unit J400

Wiper motor control unit -J400-
Fitting location
in driver side plenum chamber.
   
AUDI TT 2008 Wiper motor control unit J400Unlock Lifetime Access for This Car.
3 -  Wiper motor control unit -J400-
5 -  4-pin connector -T4-, black

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AUDI TT 2008 Radiator fan control unit J293

1 -  4-pin connector -T4c-, black
2 -  4-pin connector -T4c-, black
3 -  Radiator fan control unit -J293-
Radiator fan -V7-
4 -  Radiator fan 2 -V177-

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AUDI TT 2008 Power steering control unit J500

A -  Power steering control unit -J500-
B -  2-pin connector -T2s-, black

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AUDI TT 2008 Radio controlled clock receiver J489

Radio controlled clock receiver -J489-
Fitting location
   
behind the rear left bumper.
1 -  Radio controlled clock receiver -J489-
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AUDI TT 2008 Battery monitor control unit J367

On the battery -A-.
1 -  battery -A-
2 -  Battery monitor control unit -J367-
2 -  2-pin connector -T2au-, yellow
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AUDI TT 2008 Tyre pressure monitor control unit J502 , USA

Tyre pressure monitor control unit -J502-, USA
Fitting location
behind instrument cluster.
 
AUDI TT 2008 Tyre pressure monitor control unit J502 , USAUnlock Lifetime Access for This Car.
AUDI TT 2008 Tyre pressure monitor control unit J502 , USAUnlock Lifetime Access for This Car.
1 -  Tyre pressure monitor control unit -J502-
A -  18-pin connector -T18c-, black

Connector assignment of tyre pressure monitor control unit -J502-
   
- T18c - Designation   - T18c - Designation
1     10  
2     11  
3 Terminal 30   12  
4     13  
5 Convenience CAN bus high   14  
6 Convenience CAN bus low   15  
7     16 Tyre pressure monitor button -E226-, in operating unit in front of centre console -E461-
8     17  
9 Terminal 31   18  

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AUDI TT 2008 Left gas discharge bulb control unit J343 / right gas discharge light control unit J344

Left gas discharge bulb control unit -J343-/right gas discharge light control unit -J344-
Fitting location
At headlight.
   
AUDI TT 2008 Left gas discharge bulb control unit J343 / right gas discharge light control unit J344Unlock Lifetime Access for This Car.
1 -  Bi-Xenon gas discharge headlights with cornering light, left and right
q   Output module for left headlight -J667-Output module for right headlight -J668-, in headlight housing
2 -  Left gas discharge bulb control unit -J343-/right gas discharge light control unit -J344-
14-pin connector -T14a-/14-pin connector -T14b-, black

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AUDI TT 2008 Anti-theft alarm sensor G578

1 -  Front interior light -W1- with anti-theft alarm sensor -G578-
A -  4-pin connector -T4p-

Connector assignment of anti-theft alarm sensor -G578-
   
- T4p - (A) Designation   - T4p - (A) Designation
1     3 onboard supply control unit -J519-
2 Terminal 31   4 Terminal 30

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AUDI TT 2008 Front interior light W1

1 -  Front interior light -W1-
q   with front passenger side reading light -W13-, Driver side reading lamp -W19-, Driver side reading lamp button -E457-, Front passenger side reading lamp button -E458-
A -  6-pin, connector -T6m-, brown

Connector assignment of front interior light -W1-
   
- T6m - (A) Designation   - T6m - (A) Designation
1 Terminal 31   4 onboard supply control unit -J519-, terminal 30a
2 onboard supply control unit -J519- 5 Terminal 58s
3 Automatic anti-dazzle interior mirror -Y7-   6 Terminal 30

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AUDI TT 2008 Overview of convertible roof components

Overview of convertible roof components
AUDI TT 2008 Overview of convertible roof componentsUnlock Lifetime Access for This Car.
q   Location convertible roof latch open switch -F294-
5 -  Convertible roof latch closed switch -F295-, right
q   Location
Right convertible top cover motor -V381-/right sender for convertible roof cover -G597-
q   Location
Left convertible top cover motor -V383-/left sender for convertible roof cover -G596-
q   Location

.
in centre console -1-.
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In front left of luggage compartment -1-.
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On windbreak at centre of luggage compartment wall -1-.
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On convertible roof linkage at front centre -1-.
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On left roof cross member behind the sun visor -1-.
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On right roof cross member behind the sun visor -1-.
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On convertible roof linkage at front left -1-.
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On convertible roof linkage at front right -1-.
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On convertible roof mechanism at lower left behind the side trim panel -1-.
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On convertible roof mechanism at left behind the side trim panel -1-.
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Under the right convertible top cover -1-.
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Under the left convertible top cover -1-.
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AUDI TT 2008 Overview of convertible roof componentsUnlock Lifetime Access for This Car.
1 -  Convertible roof latch open switch -F294-
2 -  Contact for convertible roof latch open switch -F294-
3 -  Cable to 4-pin connector -T4w-

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