AUDI TT 2012 – Energy recovery . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI TT 2012 - Battery - Starter - Battery monitor control unit - Battery isolation igniter

A	Battery
B	Starter
J104	ABS control unit
J234	Airbag control unit
J367	Battery monitor control unit
J682	Terminal 50 voltage supply relay
N253	Battery isolation igniter
SD1	Fuse 1 on fuse holder D
SD2	Fuse 2 on fuse holder D
SD3	Fuse 3 on fuse holder D
T2au	2-pin connector
T2b	2-pin connector
">T47	"> 47-pin connector
T75	75-pin connector
U6	Jump start socket
40	Earth point, under rear right seat
B299	Positive connection 3 (30), in main wiring harness
B301	Positive connection 5 (30), in main wiring harness
P2	Positive connection (30), in battery wiring harness
P4	Positive connection 2 (30) in battery wiring harness
*	Main fuse box, on battery on rear right in luggage compartment
*2	see applicable current flow diagram for basic equipment
*3	Only models with jump start socket

Wiring Diagram AUDI TT 2012 - Alternator

C	Alternator
C1	Voltage regulator
J293	Radiator fan control unit
J533	Data bus diagnostic interface
SA1	Fuse 1 in fuse holder A
SA2	Fuse 2 in fuse holder A
SA3	Fuse 3 in fuse holder A
SA4	Fuse 4 in fuse holder A
SA5	Fuse 5 in fuse holder A
SA6	Fuse 6 in fuse holder A
SA7	Fuse 7 in fuse holder A
SA8	Fuse 8 in fuse holder A
T4a	4-pin connector, front left in engine compartment
T20d	20-pin connector
B272	Positive connection (30), in main wiring harness
B698	Connection 3 (LIN bus) in main wiring harness
*	Main fuse carrier, in E-box on left of plenum chamber

AUDI TT 2012

Left number plate light -X4-/Right number plate light -X5-

AUDI TT 2012 Routing rear lid/roof

Routing rear lid/roof

1 -	Aerial wires to right A-pillar

2 -	Coupling station right rear lid, in rear right roof frame

3 -	Transition rear lid to luggage compartment

5 -	Radio, telephone and navigation system aerial -R52-

8 -	Aerial amplifier 2 -R111- on rear lid bottom right

Left number plate light -X4-/Right number plate light -X5-

10 -	Aerial connections aerial amplifier for mobile telephone -R86-

Aerial connectionssatellite radio -R146-, only USA

11 -	Coupling station left rear lid behind side panel

12 -	Transition rear lid to luggage compartment

13 -	Wiring harness to left A-pillar

14 -	Front interior light -W1-

15 -	Sun blind, right illuminated vanity mirror

Routing door

Door coupling - A-pillar 20-pin connector -T20a-/20-pin connector -T20b-

Front left mid-range loudspeaker -R103-/front right mid-range loudspeaker -R104-

Driver side interior locking button for central locking system -E308-/front passenger side interior locking button -E309-

Mirror adjustment switch -E43-/mirror adjustment changeover switch -E48-

Operating unit for window regulator in driver door -E512-/window regulator switch in front passenger door -E107-

Alarm system off switch -E217-/interior monitoring switch -E183-

Driver side central locking lock unit -F220-/Rear left central locking lock unit -F222-

Side airbag crash sensor on driver side -G179-/side airbag crash sensor on front passenger side -G180-

9 -	Driver door control unit -J386-/front passenger side door control unit -J387-

10 -	Driver door control unit -J386-/front passenger side door control unit -J387-

Fuel tank flap release button -E319-/rear lid remote release button -E233-

Front left bass loudspeaker -R21-/front right bass loudspeaker -R23-

Routing dash panel wiring harness

1 -	Wiring harness to A-pillar, left roof

5 -	Photosensor for sunlight intensity -G107-

7 -

9 -

CD changer -R41-

17 -	Chip card reader unit -R99-

24 -	Light switches -E1-

25 -	Wiring harness from A-pillar to luggage compartment, left

26 -	CAN bus connection

27 -	Coupling driver door 20-pin connector -T20a-

28 -	Left A-pillar duct

29 -	Fuse holder on left in dash panel

30 -	Wiring harness, duct interior - engine compartment

Routing in the interior

1 -	Wiring harness to right A-pillar

2 -	Coupling station under front passenger seat

3 -	Electronically controlled damping control unit -J250-

7 -	Rear right mid-range and bass loudspeaker -R160-

8 -	Wiring harness to rear light, control unit in luggage compartment right

9 -	Earth wire battery -A-

10 -	Wiring harness under rear seat

11 -	Cable from battery isolation igniter -N253- in luggage compartment to starter -B-

12 -	Connections right tail light and right in luggage compartment control units

13 -	battery -A- with main fuse box and battery isolation igniter -N253- in luggage compartment, rear right

14 -	Wiring harness to digital sound package control unit -J525- and left tail light

21 -	Centre loudspeaker -R148-

Plenum chamber - engine compartment wiring harness routing

5 -	Alarm horn -H12-

6 -	Engine control unit -J623-

7 -	Wiring harness to clutch Lambda probe

8 -	Coupling Lambda probes on underbody

9 -	Starter cable under vehicle floor

10 -	Wiring harness in plenum chamber from engine control unit -J623-

11 -	Duct to dash panel left

12 -	Transition to dash panel left

13 -	Cable channel in left engine compartment

14 -	Electronics box engine compartment

15 -	Engine prewiring

16 -	Wiring harness engine compartment left to headlight

Front airbag crash sensor -G190-/front airbag crash sensor on driver side -G283-/front airbag crash sensor on front passenger side -G284-, only USA

18 -	Low tone horn -H7-

AUDI TT 2012 Overview of control units

Overview of control units

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 2012 ABS control unit J104 ABS control unit -J104- Fitting location

in​ engine​ compartment​ on​ right​ at bulkhead​ -1-. Connector assigment

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A -	ABS control unit -J104-

.

AUDI TT 2012 Engine control unit J623

Engine control unit -J623-

Fitting location

   

in plenum chamber -1-. Connector assigment

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A -	Engine control unit -J623-

C -	60-pin connector -T60-, black, on wiring harness

Connector assignment, 3.2 I V6

A -	Engine control unit -J623-

C -	40-pin connector -T40-, black, on wiring harness

Back to overview . AUDI TT 2012 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-

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C -	12-pin connector -T12l-, black

Back to overview . AUDI TT 2012 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-

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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

Back to overview . AUDI TT 2012 Driver door control unit J386 Driver door control unit -J386- Fitting location

In driver door -1-. 1 -  Driver door control unit -J386- 2 -  Connectors:   Note Illustration shows the left side. Connector assigment

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A -	Driver door control unit -J386-

C -	16-pin connector -T16f-, black, on wiring harness

D -	20-pin connector -T20f-, black, on wiring harness

Back to overview . AUDI TT 2012 Front passenger door control unit J387 Front passenger door control unit -J387- Fitting location

in front passenger door -1-. 1 -  Front passenger door control unit -J387- 2 -  Connectors:   Note Illustration shows the left side. Connector assigment

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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

Back to overview . AUDI TT 2012 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-

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2 -	10-pin connector -T10v-, black

Back to overview . AUDI TT 2012 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 Back to overview . AUDI TT 2012 Electronically controlled damping control unit J250 Electronically controlled damping control unit -J250- Fitting location

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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-

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A -	47-pin connector -T47-, black

Back to overview . AUDI TT 2012 Steering column electronics control unit J527 Steering column electronics control unit -J527- Fitting location On steering column, at steering column switch. Connector assigment

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-

Back to overview . AUDI TT 2012 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-

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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

Back to overview . AUDI TT 2012 onboard supply control unit J519 , from June 2009 onboard supply control unit -J519-, from June 2009 Location left-hand drive

behind shelf on front passenger side -3-. 1 -  fuse holder C 2 -  Relay carrier behind dash panel 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519- Location right-hand drive

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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-

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2 -	52-pin connector -T52b-, yellow

3 -	52-pin connector -T52c-, brown

Back to overview . AUDI TT 2012 Control unit in dash panel insert J285 Control unit in dash panel insert -J285- Fitting location

In dash panel insert -2-. 1 -  onboard supply control unit -J519- 1 -  Relay carrier behind dash panel 2 -  Control unit in dash panel insert -J285- 3 -  Tyre pressure monitor control unit 2 -J793- 4 -  Headlight range control, control unit -J431- 5 -  Data bus diagnostic interface -J533- Connector assignment of control unit in dash panel insert -J285-

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1 -	32-pin connector -T32-, blue

Back to overview . AUDI TT 2012 Data bus diagnostic interface J533 Data bus diagnostic interface -J533- Fitting location

Behind​ the​ shelf​ on​ the​ driver's​ side​, at bottom​ next​ to​ steering​ column -1-. Connector assigment

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1 -	20-pin connector -T20d-, black

Back to overview . AUDI TT 2012 Headlight range control, control unit J431 Headlight range control, control unit -J431- Fitting location

Behind​ the​ shelf​ on​ the​ driver's​ side​, on right​ next​ to​ steering​ column -1-. Connector assigment

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A -	Headlight range control, control unit -J431-

B -	26-pin connector -T26a-, black, on wiring harness

Back to overview . AUDI TT 2012 Airbag control unit J234 Airbag control unit -J234- Fitting location

Under centre console -2-. 1 -  75-pin connector -T75- 2 -  Airbag control unit -J234- Connector assignment of airbag control unit -J234-

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A -	75-pin connector -T75-, yellow

Back to overview . AUDI TT 2012 Fuel pump control unit J538 Fuel pump control unit -J538- Fitting location At lower right on fuel tank.

A -	Fuel pump control unit -J538-

Connector assigment

A -	Fuel pump control unit -J538-

B -	10-pin connector -T10k-, black, on wiring harness

Back to overview . AUDI TT 2012 Tyre pressure monitor control unit 2 J793 Tyre pressure monitor control unit 2 -J793- Fitting location

Behind the instrument cluster -1-. Connector assigment

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1 -	18-pin connector -T18c-, black

Back to overview . AUDI TT 2012 Climatronic control unit J255 Climatronic control unit -J255- Fitting location

In front centre console -1-. Connector assigment

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2 -	20-pin connector -T20k-

4 -	16-pin connector -T16c-, brown

5 -	3-pin connector -T3ae-, black

Back to overview . AUDI TT 2012 Wiper motor control unit J400 Wiper motor control unit -J400- Fitting location in driver side plenum chamber.

3 -	Wiper motor control unit -J400-

5 -	4-pin connector -T4-, black

Back to overview . AUDI TT 2012 Radiator fan control unit J293 Radiator fan control unit -J293- Fitting location at front of radiator.

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-

Back to overview . AUDI TT 2012 Power steering control unit J500 Power steering control unit -J500- Fitting location on steering box.

A -	Power steering control unit -J500-

B -	2-pin connector -T2s-, black

Back to overview . AUDI TT 2012 Radio controlled clock receiver J489 Radio controlled clock receiver -J489- Fitting location

behind the rear left bumper. 1 -  Radio controlled clock receiver -J489- Back to overview . AUDI TT 2012 Battery monitor control unit J367 Battery monitor control unit -J367- Fitting location

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On the battery -A-. 1 -  battery -A- 2 -  Battery monitor control unit -J367- 2 -  2-pin connector -T2au-, yellow Back to overview . AUDI TT 2012 Tyre pressure monitor control unit J502 , USA Tyre pressure monitor control unit -J502-, USA Fitting location behind instrument cluster.

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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

Back to overview . AUDI TT 2012 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.

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

Back to overview . AUDI TT 2012 Anti-theft alarm sensor G578 Anti-theft alarm sensor -G578- Fitting location in the front interior light -W1-.

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

Back to overview . AUDI TT 2012 Front interior light W1 Front interior light -W1- Fitting location in front roof cross member.

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

Back to overview .

AUDI TT 2012 Overview of convertible roof components

Overview of convertible roof components

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

. Cabrio windbreak switch -E278- Fitting location

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in centre console -1-. Back to overview . Convertible roof actuation hydraulic pump -V118- Fitting location

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In front left of luggage compartment -1-. Back to overview . Cabrio windbreak motor -V186- Fitting location

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On windbreak at centre of luggage compartment wall -1-. Back to overview . Convertible roof lock motor -V223- Fitting location

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On convertible roof linkage at front centre -1-. Back to overview . Front latch switch for convertible roof -F172- Fitting location

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On left roof cross member behind the sun visor -1-. Back to overview . Right latch switch for convertible roof -F170- Fitting location

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On right roof cross member behind the sun visor -1-. Back to overview . Convertible roof latch closed switch -F295-, left Fitting location

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On convertible roof linkage at front left -1-. Back to overview . Convertible roof latch closed switch -F295-, right Fitting location

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On convertible roof linkage at front right -1-. Back to overview . Convertible roof stowed switch -F171- Fitting location

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On convertible roof mechanism at lower left behind the side trim panel -1-. Back to overview . Convertible roof front switch -F202- Fitting location

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On convertible roof mechanism at left behind the side trim panel -1-. Back to overview . Right convertible top cover motor -V381-/right sender for convertible roof cover -G597- Fitting location

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Under the right convertible top cover -1-. Back to overview . Left convertible top cover motor -V383-/left sender for convertible roof cover -G596- Fitting location

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Under the left convertible top cover -1-. Back to overview . Convertible roof latch open switch -F294- Fitting location On right roof cross member behind the sun visor -1-.

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1 -	Convertible roof latch open switch -F294-

2 -	Contact for convertible roof latch open switch -F294-

3 -	Cable to 4-pin connector -T4w-

Back to overview .

AUDI TT 2012 Overview of relay carriers

Overview of relay carriers

1 -	Relay carrier behind dash panel

q	Components:-J17-, -J360-, -J531-, -J682-, -J789-, -J807-

q	Location and position of relays, left-hand drive

q	Location and position of relays, right-hand drive

2 -	Relay carrier on onboard supply control unit -J519-

q	Components:-J9-, -J39-, -J413-, -J576-, -J681-, -J689-

q	Relay positions up to May 2009

q	Location and position of relays from June 2009

3 -	Relay carrier in electronics box, engine compartment

q	Components:-J17-, -J49-, -J179-, -J151-, -J299-, -J271-, -J317-, -J359-, -J496-, -J757-, -J832-, -S125-, -J39-

q	Location and position of relays

AUDI TT 2012 Relay carrier behind left of dash panel, left-hand drive Relay carrier behind left of dash panel, left-hand drive Fitting location

On left behind dash panel -2-. 1 -  fuse holder C 2 -  Relay carrier behind left of dash panel 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519-, from June 2009 Relay assignment

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1 -

Vacant

2.1 -

Fuel pump relay -J17-

q

TDI

2.2 -

Relay for power sockets -J807-

q	from June 2007

3 -

Vacant

q	up to August 2008

4 -	Terminal 50 voltage supply relay -J682-

.

AUDI TT 2012 Relay carrier behind right of dash panel, right-hand drive

Relay carrier behind right of dash panel, right-hand drive

Fitting location

   

On right behind dash panel -1-. 1 -  Relay carrier behind right of dash panel 2 -  fuse holder C 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519-, from June 2009 Relay assignment

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1 -

Vacant

2.1 -

Fuel pump relay -J17-

q

TDI

2.1 -

Control relay -J789-

q	For engine code CEPA, CEPB, CRRA

2.2 -

Relay for power sockets -J807-

q	from June 2007

3 -

Vacant

q	up to August 2008

3 -	High heat output relay -J360-

q	from September 2008

3 -	Fuel pump relay -J17-

q	For engine code CEPA, CEPB, CRRA

4 -	Terminal 50 voltage supply relay -J682-

5 -	Cabrio windbreak control unit -J531-, windbreak relay

Back to overview . AUDI TT 2012 Relay carrier in electronics box, engine compartment Relay carrier in electronics box, engine compartment Fitting location

In electronics box, engine compartment -1-. Relay assignment

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1 -	Low heat output relay -J359-

q	PDC heater (TDI)

q

Slot 3

2 -	Relay for supplementary fuel pump -J832-

q

TDI

q

Slot 2.1

3 -	Auxiliary coolant pump relay -J496-

q	For engine code CEPA, CEPB, CRRA

q

Slot 2.2

4 -	Engine component current supply relay -J757-

q	For engine code BWA, CDMA, CDAA, CCZA, CCTA, CEPA, CEPB, CESA, CETA, CRRA

5 -	Motronic current supply relay -J271-

7 -	Glow plug fuse -S125-, 50 A

q	Plug position A

8 -

Vacant

9 -

Vacant

Back to overview . AUDI TT 2012 Position of relays on onboard supply control unit J519 , up to May 2009 Position of relays on onboard supply control unit -J519-, up to May 2009 Fitting location Left-hand drive: at left behind dash panel. Right-hand drive: at right behind dash panel.

1 -	Terminal 15 voltage supply relay 2 -J681-

q

Slot B1

2 -

Vacant

q

Slot B2

3 -	Heated rear window relay -J9-

q

Slot B5

4 -	Horn relay -J413-

q

Slot B6

5 -

Vacant

q

Slot B9

9 -	Terminal 30 voltage supply relay 2 -J689-

q

Slot B4

Back to overview . AUDI TT 2012 Relay carrier on onboard supply control unit J519 , from June 2009 Relay carrier on onboard supply control unit -J519-, from June 2009 Fitting location

Left-hand drive: at left of dash panel -4-. 1 -  fuse holder C 2 -  Relay carrier behind left of dash panel 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519-, from June 2009

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Right-hand drive: at right behind dash panel -4-. 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-, from June 2009 Relay assignment

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2 -	Heated rear window relay -J9-

3.2 -

Headlight washer system relay -J39-

4 -

Vacant

5 -

Vacant

Back to overview .

AUDI TT 2012 Overview of fuses

Overview of fuses

AUDI TT 2012 Fuses (SA) on fuse holder A Fuses (SA) on fuse holder A

On electronics box, engine compartment -1-. Fuse colours 40 A -  orange 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

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A -	Screw​ connection​ terminal​ 30​ (C)​ of main fuse carrier on the battery -A-

SA -	Fuses on fuse holder A

q	Position of fuses

Back to overview .

.

AUDI TT 2012 Fuses (SB) on fuse holder B

Fuses (SB) on fuse holder B

   

In electronics box, on left in engine compartment -1-. Fuse colours 40 A -  orange 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

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1 -	Fuse carrier ST1, black

q	Position of fuses

2 -	Fuse carrier ST2, brown

q	Position of fuses

3 -

Vacant

4 -

Vacant

Back to overview .

.

   

.

AUDI TT 2012 Fuses (SC) on fuse holder C

Fuses (SC) on fuse holder C

   

Left-hand drive: at left of dash panel -1- 1 -  fuse holder C 2 -  Relay carrier behind dash panel 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519-, from June 2009

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Right-hand drive: at right of dash panel -2-. 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-, from June 2009 Fuse colours 40 A -  orange 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

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Fuse locations

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No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder C -SC1-	10 A	-	Fuel pump relay -J17- Electric fuel pump 2 relay -J49-1) Fuel pump control unit -J538- Engine control unit -J623- Front passenger front airbag deactivated warning lamp -K145- Light switch illumination bulb -L9- 16-pin connector, diagnostic connector -T16-	15
2	-	Fuse 2 on fuse holder C -SC2-	5 A	-	ABS control unit -J104- Brake light switch -F-	15
3	-	Fuse 3 on fuse holder C -SC3-	5 A	-	Output module for left headlight -J667-	15
4	-	Fuse 4 on fuse holder C -SC4-	5 A	-	Oil level and oil temperature sender -G266- Tyre pressure monitor button -E226- Tyre pressure monitor control unit 2 -J793- TCS and ESP button -E256- Headlight range control, control unit -J431- High-pressure sender -G65- Reversing light switch -F4-	15
5	-	Fuse 5 on fuse holder C -SC5-	10 A5) 5 A6)	-	Right headlight range control motor -V49-5) Left headlight range control motor -V48-5) Headlight range control adjuster -E102-5) Control unit for headlight range control -J431-6) Power output module for right headlight -J668-6)	15
6	-	Fuse 6 on fuse holder C -SC6-	5 A	-	Power steering control unit -J500- Data bus diagnostic interface -J533- Selector lever sensors control unit -J587- Mechatronic unit for dual clutch gearbox -J743-	15
7	-	Fuse 7 on fuse holder C -SC7-	5 A	-	Control unit for parking aid -J446- Automatic anti-dazzle interior mirror -Y7- Garage door operating unit -E284- Garage door operation control unit -J530- Left washer jet heater element -Z20- Right washer jet heater element -Z21- onboard supply control unit -J519- Washer pump relay -J576- Cabrio windbreak control unit -J531-	15
8	-	Fuse 8 on fuse holder C -SC8-	5 A 10 A2)	-	All-wheel drive control unit -J492-	15
9	-	Fuse 9 on fuse holder C -SC9-	5 A	-	Electronically controlled damping control unit -J250-	15
10	-	Fuse 10 on fuse holder C -SC10-	5 A	-	Airbag control unit -J234- Seat occupied recognition control unit -J706-7)	15
11	-	Fuse 11 on fuse holder C -SC11-	10 A1)4) 5 A3)	-	Air mass meter -G70-3) 4) Structure-borne noise control unit -J869-4) Crankcase breather heater element -N79-1) 4)	15
12	-	Fuse 12 on fuse holder C -SC12-	10 A	-	Driver door control unit -J386- Front passenger door control unit -J387-	30
13	-	Fuse 13 on fuse holder C -SC13-	10 A	-	16-pin connector -T16-, diagnostic connector	30
14	-	Fuse 14 on fuse holder C -SC14-	5 A 15 A15)	-	Light/rain sensor -G397-12) Selector lever sensors control unit -J587-14) Mechatronic unit for dual clutch gearbox -J743-15)	30
15	-	Fuse 15 on fuse holder C -SC15-	5 A 15 A13)	-	onboard supply control unit -J519- Front interior light -W1- Light/rain sensor -G397-13)	30
16	-	Fuse 16 on fuse holder C -SC16-	10 A	-	Climatronic control unit -J255-	30
17	-	Fuse 17 on fuse holder C -SC17-	5 A	-	Tyre pressure monitor control unit -J502-7) Tyre pressure monitor control unit 2 -J793- Selector lever sensors control unit -J587-15)	30
18	-	Vacant
19	-	Vacant
20	-	Vacant
21	-	Fuse 21 on fuse holder C -SC21-	10 A	-	Injectors -N....-1)	15
22	-	Fuse 22 on fuse holder C -SC22-	30 A	-	Cabrio windbreak control unit -J531-9)	30
23	-	Fuse 23 on fuse holder C -SC23-	20 A	-	High tone horn -H2- Low tone horn -H7-	30
24	-	Fuse 24 on fuse holder C -SC24-	15 A 30 A15)	-	Mechatronic unit for dual clutch gearbox -J743-	30
25	-	Fuse 25 on fuse holder C -SC25-	30 A 20 A9)	-	Heated rear window -Z1-	30
26	-	Fuse 26 on fuse holder C -SC26-	30 A	-	Driver side window regulator motor -V147-	30
27	-	Fuse 27 on fuse holder C -SC27-	30 A	-	Front passenger side window regulator motor -V148-	30
28	-	Vacant
29	-	Fuse 29 on fuse holder C -SC29-	15 A	-	Washer pump -V5-	15
30	-	Fuse 30 on fuse holder C -SC30-	20 A	-	Cigarette lighter -U1-10) 12-V plug socket -U5-7) 10)	15
31		Fuse 31 on fuse holder C -SC31-	40 A	-	Starter -B- Terminal 50 voltage supply relay -J682-	15
32		Fuse 32 on fuse holder C -SC32-	5 A	-	Steering column electronics control unit -J527-	30
33		Fuse 33 on fuse holder C -SC33-	5 A	-	Control unit in dash panel insert -J285-	30
34		Fuse 34 on fuse holder C -SC34-	15 A 20 A8)	-	Navigation system with CD drive control unit -J401- Radio -R- Control unit with display for radio and navigation -J503-	30
35		Fuse 35 on fuse holder C -SC35-	30 A	-	Digital sound package control unit -J525-	30
36		Fuse 36 on fuse holder C -SC36-	10 A	-	Engine control unit -J623- Motronic current supply relay -J271- Terminal 30 voltage supply relay -J317-4) Fuel pump relay -J17-16)	30
37	-	Fuse 37 on fuse holder C -SC37-	5 A	-	Data bus diagnostic interface -J533-	30
38	-	Fuse 38 on fuse holder C -SC38-	20 A	-	Relay for power sockets -J807-11) Cigarette lighter -U1-11) 12-V plug socket -U5-7) 11)	30
39	-	Vacant
40	-	Vacant
41	-	Vacant
42	-	Vacant
43	-	Vacant
44	-	Vacant
45	-	Vacant
46	-	Vacant
47	-	Fuse 47 on fuse holder C -SC47-	5 A	-	Satellite radio -R146-7) Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86-	30
			7.5 A	-	TV tuner -R78- Preparation for mobile telephone	30
48	-	Fuse 48 on fuse holder C -SC48-	5 A	-	Preparation for mobile telephone	15
49	-	Vacant

t	1) engine codes BUB, CBRA only

t	2) engine codes CDLB, CDLA only

t	3) engine codes BWA, BPY, CDMA, CDLA, CDLB only

t	4) engine codes CBBB, CFGB

t	5) for manual headlight range control

t	6) for automatic headlight range control

t	7) for models with US equipment only

t	8) for models with Japan equipment only

t	9) Roadster

t	10) up to May 2007

t	11) from June 2007

t	12) up to May 2009

t	13) from June 2009

t	14) for models with DQ500 7-speed dual clutch gearbox OBH (S tronic) only

t	15) for models with DQ200 7-speed dual clutch gearbox OAM (S tronic) only

t	16) engine codes CEPA, CEPB, CRRA only

Back to overview . AUDI TT 2012 Fuses (SF) on fuse holder F Fuses (SF) on fuse holder F

In luggage compartment, rear right -1-. Fuse colours 40 A -  orange 30 A -  green 25 A -  white 20 A -  yellow 15 A -  blue 10 A -  red 7,5 A -  brown 5 A -  beige

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A -

Vacant

B -

Vacant

C -

Vacant

1 -	Fuse holder F

q	Position of fuses

Back to overview .

.

AUDI TT 2012 Fuses (SD) on main fuse carrier

Fuses (SD) on main fuse carrier

   

In luggage compartment, on the battery -A--1- .

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A -	Connection battery positive

1 -	Fuse 1 on fuse holder D -SD1-, 40 A, to ABS hydraulic pump -V64-

3 -	Fuse 3 on fuse holder D -SD3-, 110 A, to fuse holder C

Back to overview . AUDI TT 2012 Fuses on relay carrier behind dash panel Fuses on relay carrier behind dash panel

Left-hand drive: at left of dash panel -2-. 1 -  fuse holder C 2 -  Relay carrier behind left of dash panel 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519-, from June 2009 Position of fuses, left-hand drive

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A -

Vacant

B -

Vacant

C -	Driver seat adjustment thermal fuse 1 -S44-, 20 A

D -

Vacant

Right-hand drive: at right behind dash panel -1-. 1 -  Relay carrier behind right of dash panel 2 -  fuse holder C 3 -  onboard supply control unit -J519- 4 -  Relay carrier on onboard supply control unit -J519- from June 2009 Position of fuses, right-hand drive

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A -

Vacant

B -

Vacant

C -	Driver seat adjustment thermal fuse 1 -S44-, 20 A

D -

Vacant

Back to overview . AUDI TT 2012 Slave start socket U6 Slave start socket -U6- Location: in rear left of engine compartment.

1 -	Slave start socket -U6- (positive)

2 -	Cable to fuse holder A in electronics box, engine compartment

3 -	Cable to main fuse carrier on the battery -A-

Back to overview .