AUDI TT 2010 — Body electrical, right-hand drive . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI TT 2010 - Battery - Starter - Battery isolation igniter

A	Battery
B	Starter
J104	ABS control unit
J234	Airbag control unit
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
T2b	2-pin connector
">T47	"> 47-pin connector
T75	75-pin connector
U6	Jump start socket
14	Earth point, on gearbox
51	Earth point, on right in luggage compartment
671	Earth point 1, on front of left longitudinal member
B299	Positive connection 3 (30), in main wiring harness
B300	Positive connection 4 (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	Only models with jump start socket

Wiring Diagram AUDI TT 2010 - Alternator - Suppression filter

C	Alternator
C1	Voltage regulator
C24	Suppression filter
J293	Radiator fan control unit
J623	Engine control unit
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
T2	2-pin connector
T4a	4-pin connector, front left in engine compartment
T14	14-pin connector, front left in engine compartment
85	Earth connection 1, in engine compartment wiring harness
366	Earth connection 1, in main wiring harness
672	Earth point 2, on front of left longitudinal member
B272	Positive connection (30), in main wiring harness
B298	Positive connection 2 (30), in main wiring harness
*	Main fuse carrier, in E-box on left of plenum chamber
*2	see applicable current flow diagram for engine
*3	Relay and fuse carrier, in E-box in engine compartment
*4	From June 2010
*5	Only models with energy recovery

Wiring Diagram AUDI TT 2010 - Fuse 1 on fuse holder C - Positive connection 1 (15) - in interior wiring harness

J104	ABS control unit
SC1	Fuse 1 on fuse holder C
SC2	Fuse 2 on fuse holder C
SC4	Fuse 4 on fuse holder C
SC5	Fuse 5 on fuse holder C
SC6	Fuse 6 on fuse holder C
SC7	Fuse 7 on fuse holder C
">T47	"> 47-pin connector
B163	Positive connection 1 (15), in interior wiring harness
B277	Positive connection 1 (15a) in main wiring harness
B278	Positive connection 2 (15a) in main wiring harness
B279	Positive connection 3 (15a) in main wiring harness
B282	Positive connection 6 (15a) in main wiring harness
B284	Positive connection 8 (15a) in main wiring harness

Wiring Diagram AUDI TT 2010 - Terminal 50 voltage supply relay - Relay for power sockets - Positive connection 1 (15) - in interior wiring harness

E313	Selector lever
F189	Tiptronic switch
J623	Engine control unit
J682	Terminal 50 voltage supply relay, Relay carrier on left under dash panel
J807	Relay for power sockets, Relay carrier on left under dash panel
SC12	Fuse 12 on fuse holder C
SC13	Fuse 13 on fuse holder C
SC14	Fuse 14 on fuse holder C
SC15	Fuse 15 on fuse holder C
SC29	Fuse 29 on fuse holder C
SC31	Fuse 31 on fuse holder C
SC32	Fuse 32 on fuse holder C
SC33	Fuse 33 on fuse holder C
SC37	Fuse 37 on fuse holder C
SC38	Fuse 38 on fuse holder C
T10p	10-pin connector
B163	Positive connection 1 (15), in interior wiring harness
B567	Connection 34, in main wiring harness
*	Only models with dual clutch gearbox 02E
*2	see applicable current flow diagram for engine

Wiring Diagram AUDI TT 2010 - Ignition/starter switch - Steering column electronics control unit

D	Ignition/starter switch
E313	Selector lever
F189	Tiptronic switch
G85	Steering angle sender
J527	Steering column electronics control unit
J623	Engine control unit
N376	Ignition key withdrawal lock solenoid
T10ag	10-pin connector
T10p	10-pin connector
T12i	12-pin connector
T20c	20-pin connector
*	Only models with dual clutch gearbox 02E
*2	see applicable current flow diagram for engine

Wiring Diagram AUDI TT 2010 - Turn signal switch - Headlight dipper and flasher switch - Intermittent wiper switch - Cruise control system switch - Horn plate - Steering column electronics control unit

E2	Turn signal switch
E4	Headlight dipper and flasher switch
E22	Intermittent wiper switch
E45	Cruise control system switch
F138	Airbag coil connector and return ring with slip ring
H	Horn plate
J234	Airbag control unit
J527	Steering column electronics control unit
N95	Driver side airbag igniter
N250	Driver side airbag igniter 2
T4d	4-pin connector
T8f	8-pin connector
T10ab	10-pin connector
T10ah	10-pin connector
T75	75-pin connector
*	Only models with cruise control system (CCS)

Wiring Diagram AUDI TT 2010 - Steering column electronics control unit

J217	Automatic gearbox control unit
J527	Steering column electronics control unit
J623	Engine control unit
J743	Mechatronic unit for dual clutch gearbox
T20c	20-pin connector
B383	Connection 1 (powertrain CAN bus, high), in main wiring harness
B390	Connection 1 (powertrain CAN bus, low), in main wiring harness
B397	Connection 1 (convenience CAN bus, high), in main wiring harness
B398	Connection 2 (convenience CAN bus, high), in main wiring harness
B406	Connection 1 (convenience CAN bus, low), in main wiring harness
B407	Connection 2 (convenience CAN bus, low), in main wiring harness
*	see applicable current flow diagram
*2	Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2010 - Onboard supply control unit - Terminal 15 voltage supply relay 2

J519	Onboard supply control unit
J681	Terminal 15 voltage supply relay 2, near onboard supply control unit
SF1	Fuse 1 in fuse holder F
SF2	Fuse 2 in fuse holder F
SF7	Fuse 7 in fuse holder F
SF8	Fuse 8 in fuse holder F
SF10	Fuse 10 in fuse holder F
SF12	Fuse 12 in fuse holder F
T52a	52-pin connector
T52b	52-pin connector
T52c	52-pin connector
B302	Positive connection 6 (30), in main wiring harness

Wiring Diagram AUDI TT 2010 - Onboard supply control unit

J519	Onboard supply control unit
T52a	52-pin connector
T52b	52-pin connector
T52c	52-pin connector
42	Earth point, next to steering column
44	Earth point, lower part of left A-pillar
374	Earth connection 9, in main wiring harness
375	Earth connection 10, in main wiring harness
392	Earth connection 27, in main wiring harness
B344	Connection 1 (61), in main wiring harness
*	Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2010 - Light switch - Onboard supply control unit

E1	Light switch
E23	Front and rear fog light switch
J519	Onboard supply control unit
L9	Light switch illumination bulb
T2at	2-pin connector
T10e	10-pin connector
T52a	52-pin connector
T52b	52-pin connector
T52c	52-pin connector
B132	Connection (number plate lights), in interior wiring harness
B340	Connection 1 (58d), in main wiring harness
B341	Connection 2 (58d), in main wiring harness
*	Only models with automatic driving lights control

Wiring Diagram AUDI TT 2010 - Light switch - Switch and instrument illumination regulator - Headlight range control regulator - Onboard supply control unit

E1	Light switch
E20	Switch and instrument illumination regulator
E102	Headlight range control regulator
E579	Daytime running lights switch
J519	Onboard supply control unit
T7	7-pin connector
T52b	52-pin connector
T52c	52-pin connector
B570	Connection 37, in main wiring harness
*	From September 2009
*2	Only models with no automatic headlight range control
*3	Only models with daytime running lights

Wiring Diagram AUDI TT 2010 - Operating unit in front of centre console - Onboard supply control unit

E127	Adjustable rear spoiler switch
E229	Hazard warning lights button
E256	TCS and ESP button
E461	Operating unit in front of centre console
J104	ABS control unit
J519	Onboard supply control unit
K6	Indicator lamp for hazard warning light
K242	Rear spoiler position warning lamp
L156	Switch illumination bulb
T16b	16-pin connector
">T47	"> 47-pin connector
T52a	52-pin connector
T52b	52-pin connector
T52c	52-pin connector
394	Earth connection 29, in main wiring harness
*	Only models with electrically adjustable rear spoiler

Wiring Diagram AUDI TT 2010 - Operating unit in front of centre console - Onboard supply control unit

E226	Tyre Pressure Monitoring System button
E387	Shock absorber damping adjustment button
E461	Operating unit in front of centre console
E541	Sport program button
J250	Electronically controlled damping control unit
J519	Onboard supply control unit
J623	Engine control unit
J793	Tyre Pressure Monitoring System control unit 2
K91	Sports program warning lamp
K189	Shock absorber damping adjustment warning lamp
T16b	16-pin connector
T18c	18-pin connector
T47a	47-pin connector
44	Earth point, lower part of left A-pillar
384	Earth connection 19, in main wiring harness
394	Earth connection 29, in main wiring harness
*	see applicable current flow diagram for engine
*2	Gradually discontinued
*3	Only models with electronic damping control
*4	Only models with Tyre Pressure Monitoring System

Wiring Diagram AUDI TT 2010 - Onboard supply control unit - Left fog light bulb - Left headlight range control motor

J519	Onboard supply control unit
L22	Left fog light bulb
L123	Left dipped beam bulb
L125	Left main beam bulb
M1	Left side light bulb
M5	Front left turn signal bulb
T10a	10-pin connector
T52a	52-pin connector
T52c	52-pin connector
V48	Left headlight range control motor
372	Earth connection 7, in main wiring harness

Wiring Diagram AUDI TT 2010 - Onboard supply control unit - Right fog light bulb - Right headlight range control motor

J519	Onboard supply control unit
L23	Right fog light bulb
L124	Right dipped beam bulb
L126	Right main beam bulb
M3	Right side light bulb
M7	Front right turn signal bulb
T10b	10-pin connector
T52a	52-pin connector
T52c	52-pin connector
V49	Right headlight range control motor
43	Earth point, lower part of right A-pillar
389	Earth connection 24, in main wiring harness
390	Earth connection 25, in main wiring harness

Wiring Diagram AUDI TT 2010 - Onboard supply control unit - Left brake and tail light bulb - Right brake and tail light bulb

J519	Onboard supply control unit
M6	Rear left turn signal bulb
M8	Rear right turn signal bulb
M16	Left reversing light bulb
M17	Right reversing light bulb
M21	Left brake and tail light bulb
M22	Right brake and tail light bulb
M58	Left brake and tail light bulb 2
M59	Right brake and tail light bulb 2
T6k	6-pin connector
T6l	6-pin connector
T52a	52-pin connector
T52c	52-pin connector
51	Earth point, on right in luggage compartment
395	Earth connection 30, in main wiring harness
662	Earth point, rear left side panel
B182	Connection (RL), in interior wiring harness
*	Coupé
*2	Roadster

Wiring Diagram AUDI TT 2010 - Rain and light sensor - Headlight washer system relay - Wiper motor control unit - Onboard supply control unit - Washer pump

G397	Rain and light sensor
J39	Headlight washer system relay
J126	Fresh air blower control unit
J400	Wiper motor control unit
J519	Onboard supply control unit
ST1	Fuse carrier 1
SB6	Fuse 6 on fuse holder B
SB8	Fuse 8 on fuse holder B
SB12	Fuse 12 on fuse holder B
T52b	52-pin connector
V	Windscreen wiper motor
V5	Washer pump
V11	Headlight washer system pump
366	Earth connection 1, in main wiring harness
672	Earth point 2, on front of left longitudinal member
B549	Connection 2 (LIN bus) in main wiring harness
B568	Connection 35, in main wiring harness
*	Only models with rain and light sensor
*2	Only models with headlight washer system
*3	Relay and fuse carrier, in E-box in engine compartment
*4	Only models with no rain and light sensor

Wiring Diagram AUDI TT 2010 - Heated rear window relay - Onboard supply control unit - Heated rear window - Left washer jet heater element

C18	Window aerial suppression filter
C24	Suppression filter
J9	Heated rear window relay, Relay carrier, in front right footwell
J519	Onboard supply control unit
T1a	Single connector, in rear left side panel
T52b	52-pin connector
Z1	Heated rear window
Z20	Left washer jet heater element
Z21	Right washer jet heater element
53	Earth point, on right in rear lid
98	Earth connection, in rear lid wiring harness
219	Earth connection 2, in rear lid wiring harness
287	Earth connection, in rear lid feeder wiring harness
662	Earth point, rear left side panel
B281	Positive connection 5 (15a) in main wiring harness
B323	Positive connection 9 (30a) in main wiring harness
*	Only models with no radio
*2	Only models with radio

Wiring Diagram AUDI TT 2010 - Onboard supply control unit - Additional brake light bulb - Left number plate light - Right number plate light

E230	Heated rear window button
J255	Climatronic control unit
J519	Onboard supply control unit
M25	Additional brake light bulb
T8e	8-pin connector, in left side panel, to rear lid
T16c	16-pin connector
T52a	52-pin connector
X4	Left number plate light
X5	Right number plate light
218	Earth connection 1, in rear lid wiring harness
662	Earth point, rear left side panel
Q22	Connection 1, in rear lid wiring harness
*	Controls for heated rear window via CAN bus
*2	Data bus wire (CAN bus)
*3	Roadster
*4	Coupé

Wiring Diagram AUDI TT 2010 - Brake light switch - Reversing light switch - Brake pedal switch - Clutch position sender - Onboard supply control unit

F	Brake light switch
F4	Reversing light switch
F47	Brake pedal switch
G476	Clutch position sender
J104	ABS control unit
J217	Automatic gearbox control unit
J271	Main relay, in E-box in engine compartment
J519	Onboard supply control unit
J623	Engine control unit
J743	Mechatronic unit for dual clutch gearbox
ST2	Fuse carrier 2
SB8	Fuse 8 on fuse holder B
SB11	Fuse 11 on fuse holder B
T4t	4-pin connector
T5h	5-pin connector
">T47	"> 47-pin connector
T52a	52-pin connector
T52c	52-pin connector
B335	Connection 1 (54), in main wiring harness
*	Only models with manual gearbox
*2	see applicable current flow diagram for engine
*3	Wiring colour depends on equipment
*4	Only models with dual clutch gearbox 02E

Wiring Diagram AUDI TT 2010 - Treble horn - Bass horn - Horn relay - Onboard supply control unit - Tank filler flap locking motor

H2	Treble horn
H7	Bass horn
J413	Horn relay, Relay carrier, in front right footwell
J519	Onboard supply control unit
SC22	Fuse 22 on fuse holder C
SC23	Fuse 23 on fuse holder C
SC25	Fuse 25 on fuse holder C
T52a	52-pin connector
T52b	52-pin connector
V155	Tank filler flap locking motor
43	Earth point, lower part of right A-pillar
391	Earth connection 26, in main wiring harness
B324	Positive connection 10 (30a) in main wiring harness
B521	Connection (dual tone horn), in main wiring harness

Wiring Diagram AUDI TT 2010 - Parking brake contact switch - Onboard supply control unit - Cigarette lighter - Luggage compartment light

F321	Parking brake contact switch
J519	Onboard supply control unit
L28	Cigarette lighter illumination bulb
T52a	52-pin connector
T52b	52-pin connector
U1	Cigarette lighter
W3	Luggage compartment light
44	Earth point, lower part of left A-pillar
376	Earth connection 11, in main wiring harness

Wiring Diagram AUDI TT 2010 - Glove compartment light switch - Driver vanity mirror contact switch - Onboard supply control unit - Front left footwell illumination bulb - Front right footwell illumination bulb - Glove compartment light - Driver side illuminated vanity mirror

E26	Glove compartment light switch
F147	Driver vanity mirror contact switch
F148	Front passenger vanity mirror contact switch
J519	Onboard supply control unit
L151	Front left footwell illumination bulb
L152	Front right footwell illumination bulb
T8k	8-pin connector, behind dash panel, right
T52b	52-pin connector
T52c	52-pin connector
W6	Glove compartment light
W14	Front passenger side illuminated vanity mirror
W20	Driver side illuminated vanity mirror
44	Earth point, lower part of left A-pillar
370	Earth connection 5, in main wiring harness
B320	Positive connection 6 (30a) in main wiring harness
*	Only models with additional lights

Wiring Diagram AUDI TT 2010 - Front interior light - Automatic anti-dazzle interior mirror

E326	Front interior light button
E457	Driver side reading light button
E458	Front passenger side reading light button
L156	Switch illumination bulb
T6m	6-pin connector
T6n	6-pin connector
W1	Front interior light
W13	Front passenger reading light
W19	Driver side reading light
Y7	Automatic anti-dazzle interior mirror
*	Only models with automatic anti-dazzle interior mirror
*2	Only models with no main beam assist function
*3	Only models with main beam assist

Wiring Diagram AUDI TT 2010 - Automatic anti-dazzle interior mirror

J386	Driver door control unit
J387	Front passenger door control unit
T6n	6-pin connector
T8p	8-pin connector
T20a	20-pin connector, on left A-pillar
T20b	20-pin connector, on right A-pillar
T20f	20-pin connector
T20g	20-pin connector
Y7	Automatic anti-dazzle interior mirror
B427	Connection 1 (mirror signal), in main wiring harness
B428	Connection 2 (mirror signal), in main wiring harness
*	Only models with automatic anti-dazzle interior mirror
*2	Only models with main beam assist
*3	Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2010 - Control unit in dash panel insert - Data bus diagnostic interface

J285	Control unit in dash panel insert
J533	Data bus diagnostic interface
T20d	20-pin connector
T32	32-pin connector
Y24	Display in dash panel insert
377	Earth connection 12, in main wiring harness
B321	Positive connection 7 (30a) in main wiring harness
*	Wake-up wire
*2	Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2010 - Immobiliser reader coil - Control unit in dash panel insert - Data bus diagnostic interface

D2	Immobiliser reader coil
E313	Selector lever
F189	Tiptronic switch
J285	Control unit in dash panel insert
J362	Immobiliser control unit
J367	Battery monitor control unit
J533	Data bus diagnostic interface
T10p	10-pin connector
T20d	20-pin connector
T32	32-pin connector
Y24	Display in dash panel insert
B415	Connection 1 (infotainment CAN bus, high), in main wiring harness
B421	Connection 1 (infotainment CAN bus, low), in main wiring harness
B698	Connection 3 (LIN bus) in main wiring harness
*	Only models with energy recovery
*2	Only models with dual clutch gearbox 02E
*3	Data bus wire (CAN bus)

Wiring Diagram AUDI TT 2010 - Control unit in dash panel insert - Radio controlled clock receiver

J285	Control unit in dash panel insert
J489	Radio controlled clock receiver
J623	Engine control unit
J743	Mechatronic unit for dual clutch gearbox
T16	16-pin connector, on left under dash panel
T32	32-pin connector
Y8	Radio controlled clock
Y24	Display in dash panel insert
393	Earth connection 28, in main wiring harness
662	Earth point, rear left side panel
B444	Connection 1 (diagnosis), in main wiring harness
*	Diagnostic connection
*2	see applicable current flow diagram

Wiring Diagram AUDI TT 2010 - Brake fluid level warning contact - Coolant shortage indicator switch - Washer fluid warning contact - Ambient temperature sensor - Front left brake pad wear sender - Control unit in dash panel insert - Brake pad warning lamp

F34	Brake fluid level warning contact
F66	Coolant shortage indicator switch
F77	Washer fluid warning contact
G17	Ambient temperature sensor
G34	Front left brake pad wear sender
J285	Control unit in dash panel insert
K32	Brake pad warning lamp
T32	32-pin connector
Y24	Display in dash panel insert
410	Earth connection 1 (sender earth) in main wiring harness
B379	Connection 1 (brake pad wear indicator), in main wiring harness
B380	Connection 2 (brake pad wear indicator), in main wiring harness
*	Output for sender earth

Wiring Diagram AUDI TT 2010 - Oil pressure switch - Fuel gauge sender - Fuel gauge - Fuel gauge sender 2 - Oil level and oil temperature sender - Control unit in dash panel insert - Fuel pump control unit

F1	Oil pressure switch
G	Fuel gauge sender
G1	Fuel gauge
G169	Fuel gauge sender 2
G266	Oil level and oil temperature sender
J285	Control unit in dash panel insert
J538	Fuel pump control unit
K3	Oil pressure warning lamp
T5a	5-pin connector
T6a	6-pin connector, front left in engine compartment
T10k	10-pin connector
T14	14-pin connector, front left in engine compartment
T32	32-pin connector
Y24	Display in dash panel insert
*	see applicable current flow diagram for engine
*2	Only models with all-wheel drive

Wiring Diagram AUDI TT 2010 - Steering moment sender - Power steering control unit

G269	Steering moment sender
J500	Power steering control unit
T2s	2-pin connector
T3l	3-pin connector
T5d	5-pin connector
T6a	6-pin connector, front left in engine compartment
671	Earth point 1, on front of left longitudinal member
*	Data bus wire (CAN bus)

AUDI TT 2010

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

AUDI TT 2010 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

4 -	Aerial amplifier -R24- on rear lid upper right

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

6 -	Aerial amplifier 4 -R113- on rear lid upper left

7 -	Aerial connections TV tuner -R78- on right in luggage compartment

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

9 -	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

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

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

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

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

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

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

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

8 -	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-

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

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

Routing dash panel wiring harness

1 -	Wiring harness to A-pillar, left roof

2 -	Front left treble loudspeaker -R20-

3 -	Tyre pressure monitor control unit 2 -J793-

4 -	Headlight range control, control unit -J431-

5 -	Photosensor for sunlight intensity -G107-

6 -	Centre mid-range loudspeaker -R158-

7 -	Radio -R-/navigation system with CD drive control unit -J401-

8 -	Wiring harness along module carrier

9 -	CD changer -R41-

10 -	Front right treble loudspeaker -R22-

11 -	Wiring harness along module carrier to A-pillar bottom right

12 -	Wiring harness to A-pillar, right roof

13 -	Coupling front passenger

14 -	CAN bus connection

15 -	Wiring harness from A-pillar to luggage compartment, right

16 -	Right A-pillar duct

17 -	Chip card reader unit -R99-

18 -	Key operated switch to deactivate front passenger side airbag -E224-

19 -	Wiring harness from centre console top along centre console right to rear seat

20 -	Connections radio -R-/navigation system with CD drive control unit -J401-

21 -	Wiring harness from centre console top along centre console left

22 -	Connection switch module steering column

23 -	onboard supply control unit -J519-

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-

4 -	Connections telephone bracket -R126- in centre console

5 -	Connections right tank sender

6 -	40Earth point, under rear right seat

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

15 -	Cable in luggage compartment starter -B-

16 -	Control units in insert right luggage compartment

17 -	Duct starter cable under vehicle floor

18 -	Wiring harness to digital sound package control unit -J525-

19 -	Wiring harness to speakers rear left

20 -	Coupling station left rear lid behind side panel

21 -	Centre loudspeaker -R148-

22 -	Rear left mid-range and bass loudspeaker -R159-

23 -	Connections left tank sender

24 -	Starter cable under vehicle floor

25 -	Wiring harness to left A-pillar

26 -	Telephone transmitter and receiver unit -R36- under driver seat

27 -	Coupling station under driver seat

28 -	Wiring harness to centre console front right

29 -	Row of switches centre console

30 -	Airbag control unit -J234- under centre console

31 -	Wiring harness from centre console to rear left under rear seat

32 -	Wiring harness to centre console front left

Plenum chamber - engine compartment wiring harness routing

1 -	High tone horn -H2-

2 -	Wiring harness engine compartment right to headlight

3 -	Transition to plenum chamber right

4 -	Duct to dash panel right

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

17 -	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 2010 Overview of control units

Overview of control units

1 -	ABS control unit -J104-

q	Location and connector assignment → chapter

2 -	Engine control unit -J623-

q	Location and connector assignment → chapter

3 -	Climatronic control unit -J255-

q	Components:-E230-, -G56-, -V42-, -E94-, -E95-

q	Location and connector assignment → chapter

4 -	Control unit in dash panel insert -J285-

q	Components:-G1-, -Y24-, -K3-, -K32-, -Y8-, -J362-, -K28-

q	Location and connector assignment → chapter

5 -	Front passenger door control unit -J387-

q	Components:-V148-

q	Location and connector assignment → chapter

6 -	Anti-theft alarm sensor -G578-

q	Location and connector assignment → chapter

7 -	Electronically controlled damping control unit -J250-

q	Location and connector assignment → chapter

8 -	Front interior light -W1-

q	Components:-E457-, -E458-, -W13-, -W19-

q	Location and connector assignment → chapter

9 -	Steering column electronics control unit -J527-

q	Components:-D-, -N376-, -G85-, -E45-, -E2-, -E4-, -E22-, -F138-, -H-, -N95-, -N250-

q	Location and connector assignment → chapter

10 -	Convertible roof actuation control unit -J256- (Roadster)

q	Components -R86-, -R146-

q	Location and connector assignment → chapter

11 -	Control unit for parking aid -J446-

q	Components -R78-

q	Location and connector assignment → chapter

12 -	Convenience system central control unit -J393-

q	Location and connector assignment → chapter

q	is dropped from May 2009

13 -	Battery monitor control unit -J367-

q	Location and connector assignment → chapter

14 -	Digital sound package control unit -J525-

q	Components -R87-

q	Location → chapter

15 -	Radio controlled clock receiver -J489-

q	Location → chapter

16 -	Fuel pump control unit -J538-

q	Location and connector assignment → chapter

17 -	Driver door control unit -J386-

q	Components:-V147-

q	Location and connector assignment → chapter

18 -	onboard supply control unit -J519-

q	Location and connector assignment up to May 2009 → Chapter

q	Location and connector assignment from June 2009 → Chapter

19 -	Tyre pressure monitor control unit 2 -J793-

q	Location and connector assignment → chapter

20 -	Tyre pressure monitor control unit -J502-, USA

q	Location and connector assignment → chapter

21 -	Headlight range control, control unit -J431-

q	Location and connector assignment → chapter

22 -	Power steering control unit -J500-

q	Location and connector assignment → chapter

23 -	Wiper motor control unit -J400-

q	Location and connector assignment → chapter

24 -	Radiator fan control unit -J293-

q	Components -V7-, -V177-

q	Location and connector assignment → chapter

25 -	Data bus diagnostic interface -J533-

q	Location and connector assignment → chapter

26 -	Airbag control unit -J234-

q	Location and connector assignment → chapter

27 -	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 → chapter

AUDI TT 2010 ABS control unit J104 ABS control unit -J104- Fitting location

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

Unlock Lifetime Access for This Car.

A -	ABS control unit -J104-

B -	47-pin connector -T47-, black, on wiring harness

Back to overview → chapter. AUDI TT 2010 Engine control unit J623 Engine control unit -J623- Fitting location

in plenum chamber -1-. Connector assigment

Unlock Lifetime Access for This Car.

A -	Engine control unit -J623-

B -	94-pin connector -T94-, black, on wiring harness

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

Connector assignment, 3.2 I V6

A -	Engine control unit -J623-

B -	81-pin connector -T81-, black, on wiring harness

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

Back to overview → chapter. AUDI TT 2010 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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A -	16-pin connector -T16e-, brown

B -

Vacant

C -	12-pin connector -T12l-, black

Back to overview → chapter. AUDI TT 2010 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-

Unlock Lifetime Access for This Car.

A -	Convenience system central control unit -J393-

B -

Vacant

C -	18-pin connector -T18g-, brown, on wiring harness

D -	8-pin connector -T8g-, black, on wiring harness

E -	6-pin, connector -T6g-, black, on wiring harness

F -	18-pin connector -T18f-, black, on wiring harness

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

A -	Driver door control unit -J386-

B -	32-pin connector -T32f-, grey, on wiring harness

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

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

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

A -	Front passenger door control unit -J387-

B -	32-pin connector -T32g-, grey, on wiring harness

C -	16-pin connector -T16g-, black, on wiring harness

D -	20-pin connector -T20g-, black, on wiring harness

Back to overview → chapter. AUDI TT 2010 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-

Unlock Lifetime Access for This Car.

1 -	20-pin connector -T20v-, red

2 -	10-pin connector -T10v-, black

Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 Electronically controlled damping control unit J250 Electronically controlled damping control unit -J250- Fitting location

Unlock Lifetime Access for This Car.

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-

Unlock Lifetime Access for This Car.

A -	47-pin connector -T47-, black

Back to overview → chapter. AUDI TT 2010 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

B -	10-pin connector -T10ab-

C -	20-pin connector -T20c-, black, on wiring harness

D -	4-pin connector -T4d-, yellow, on wiring harness

E -	12-pin connector -T12i-

F -	8-pin connector -T8f-

G -	10-pin connector -T10ag-

H -	10-pin connector -T10ah-

Back to overview → chapter. AUDI TT 2010 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-

Unlock Lifetime Access for This Car.

A -	11-pin connector -T11b-, black

B -	12-pin connector -T12c-, black

C -	12-pin connector -T12d-, brown

D -	11-pin connector -T11c-, brown

E -	16-pin connector -T16a-, black

F -	8-pin connector -T8h-, black

G -	12-pin connector -T12e-, black

H -

Vacant

I -

Vacant

J -	6-pin, connector -T6h-, black

K -	10-pin connector -T10d-, black

L -	2-pin connector -T2t-, black

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

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-

Unlock Lifetime Access for This Car.

1 -	52-pin connector -T52a-, black

2 -	52-pin connector -T52b-, yellow

3 -	52-pin connector -T52c-, brown

Back to overview → chapter. AUDI TT 2010 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-

Unlock Lifetime Access for This Car.

1 -	32-pin connector -T32-, blue

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

1 -	20-pin connector -T20d-, black

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

A -	Headlight range control, control unit -J431-

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

Back to overview → chapter. AUDI TT 2010 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-

Unlock Lifetime Access for This Car.

A -	75-pin connector -T75-, yellow

Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 Tyre pressure monitor control unit 2 J793 Tyre pressure monitor control unit 2 -J793- Fitting location

Behind the instrument cluster -1-. Connector assigment

Unlock Lifetime Access for This Car.

1 -	18-pin connector -T18c-, black

Back to overview → chapter. AUDI TT 2010 Climatronic control unit J255 Climatronic control unit -J255- Fitting location

In front centre console -1-. Connector assigment

Unlock Lifetime Access for This Car.

1 -	16-pin connector -T16d-, black

2 -	20-pin connector -T20k-

3 -	12-pin connector -T12k-

4 -	16-pin connector -T16c-, brown

5 -	3-pin connector -T3ae-, black

Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 Battery monitor control unit J367 Battery monitor control unit -J367- Fitting location

Unlock Lifetime Access for This Car.

On the battery -A-. 1 -  battery -A- 2 -  Battery monitor control unit -J367- 2 -  2-pin connector -T2au-, yellow Back to overview → chapter. AUDI TT 2010 Tyre pressure monitor control unit J502 , USA Tyre pressure monitor control unit -J502-, USA Fitting location behind instrument cluster.

Unlock 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

Back to overview → chapter. AUDI TT 2010 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-

3 -	14-pin connector -T14a-/14-pin connector -T14b-, black

Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter.

AUDI TT 2010 Overview of convertible roof components

Overview of convertible roof components

1 -	Front latch switch for convertible roof -F172-

q	Location → chapter

2 -	Convertible roof latch closed switch -F295-, left

q	Location → chapter

3 -	Convertible roof lock motor -V223-/Convertible roof latch open switch -F294-

q	Location convertible roof lock motor -V223- → Chapter

q	Location convertible roof latch open switch -F294- → Chapter

4 -	Cabrio windbreak switch -E278-

q	Location → chapter

5 -	Convertible roof latch closed switch -F295-, right

q	Location → chapter

6 -	Right latch switch for convertible roof -F170-

q	Location → chapter

7 -	Right convertible top cover motor -V381-/right sender for convertible roof cover -G597-

q	Location → chapter

8 -	Cabrio windbreak motor -V186-

q	Location → chapter

9 -	Convertible roof actuation hydraulic pump -V118-

q	Location → chapter

10 -	Convertible roof actuation switch -E137-

q	Location → chapter

11 -	Convertible roof stowed switch -F171-

q	Location → chapter

12 -	Convertible roof front switch -F202-

q	Location → chapter

13 -	Left convertible top cover motor -V383-/left sender for convertible roof cover -G596-

q	Location → chapter

Convertible roof actuation switch -E137- Fitting location

in centre console -1-. Back to overview → chapter. Cabrio windbreak switch -E278- Fitting location

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock Lifetime Access for This Car.

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

Unlock 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-

Back to overview → chapter.

AUDI TT 2010 Overview of fuses

Overview of fuses

1 -	Fuses on relay carrier behind dash panel

q	Location and position of fuses → chapter

2 -	Main fuse carrier on the battery -A-, fuses (SD)

q	Location and position of fuses → chapter

3 -	Fuses (SF) on fuse holder F

q	Location and position of fuses → chapter

4 -	Fuses (SC) on fuse holder C

q	Location and position of fuses → chapter

5 -	Slave start socket -U6-

q	Location → chapter

6 -	Fuses (SB) on fuse holder B

q	Location and position of fuses → chapter

7 -	Fuses (SA) on fuse holder A

q	Location and position of fuses → chapter

AUDI TT 2010 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

Unlock Lifetime Access for This Car.

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

SA -	Fuses on fuse holder A

q	Position of fuses → chapter

Back to overview → chapter.

Position of fuses on fuse holder A

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder A -SA1-	175 A	-	Alternator -C-	30
2	-	Fuse 2 on fuse holder A -SA2-	80 A	-	Power steering control unit -J500-	30
3	-	Fuse 3 on fuse holder A -SA3-	60 A	-	Radiator fan control unit -J293- Radiator fan -V7-	30
4	-	Fuse 4 on fuse holder A -SA4-	110 A	-	Supply for fuse carrier in electronics box engine compartment	30
5	-	Fuse 5 on fuse holder A -SA5-	40 A	-	Secondary air pump motor -V101- Auxiliary air heater heater element -Z35/1-1) Fuel pump relay -J17-2)	30
6	-	Fuse 6 on fuse holder A -SA6-	80 A	-	Auxiliary air heater heater element -Z35/2-1) Auxiliary heater element -Z35/3-1)	30
7	-	Vacant
8	-	Vacant

Note t  1) engine codes CBBB, CFGB only t  2) engine codes CEPA, CEPB, CRRA only Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

1 -	Fuse carrier ST1, black

q	Position of fuses → chapter

2 -	Fuse carrier ST2, brown

q	Position of fuses → chapter

3 -

Vacant

4 -

Vacant

Back to overview → chapter.

Position of fuses on fuse carrier ST1, black

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Vacant
2	-	Vacant
3	-	Vacant
4	-	Vacant
5	-	Fuse 5 on fuse holder B -SB5-	5 A	-	Alarm horn -H12- Anti-theft alarm sensor -G578-	30
6	-	Fuse 6 on fuse holder B -SB6-	30 A	-	Headlight washer system pump -V11-	30
7	-	Fuse 7 on fuse holder B -SB7-	15 A 20 A1) 6) 10 A5) 7)		Fuel pressure regulating valve -N276-1)2) Fuel system pressurisation pump -G6-4) Control relay -J789-5) 3) Supplementary fuel pump -V393- Engine component current supply relay -J757-6)	30
8	-	Fuse 8 on fuse holder B -SB8-	30 A	-	Wiper motor control unit -J400-	30
9	-	Fuse 9 on fuse holder B -SB9-	25 A	-	Heated seat cushion for front left seat -Z45- Heated seat cushion for front right seat -Z46-	30
10	-	Fuse 10 on fuse holder B -SB10-	10 A	-	Driver seat lumbar support longitudinal adjustment motor -V125- Front passenger seat lumbar support longitudinal adjustment motor -V126-	30
11	-	Vacant
12	-	Fuse 12 on fuse holder B -SB12-	40 A	-	Fresh air blower control unit -J126- fresh air blower -V2-	30

Note t  1) engine codes CDAA, CCZA, CCTA only t  2) engine codes BWA, BPY, CDMA, CDLB, CDLA only t  3) engine codes CBBB, CFGB only t  4) engine codes BUB, CBRA only t  5) engine codes CEPA, CEPB, CRRA only t  6) engine codes CESA, CETA only t  7) from June 2011, only 2.0 l diesel engine and 2.0 l petrol engine Back to overview → chapter.

Position of fuses on fuse carrier ST2, brown

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder B -SB1-	15 A	-	Fuel system pressurisation pump -G6-4) Exhaust flap 1 valve -N321-5)	87
2	-	Fuse 2 on fuse holder B -SB2-	10 A 30 A5)	-	Lambda probe -G39-4) Lambda probe after catalytic converter -G130-4) Fuel pump control unit -J538-5)	87
3	-	Fuse 3 on fuse holder B -SB3-	5 A	-	Air mass meter -G70-4)	87
4	-	Fuse 4 on fuse holder B -SB4-	10 A	-	Lambda probe 2 -G108-4) Lambda probe 2 after catalytic converter -G131-4)	87
5	-	Fuse 5 on fuse holder B -SB5-	5 A 10 A5)	-	Engine component current supply relay -J757-2) Automatic glow period control unit -J179-3) Supplementary fuel pump relay -J832-3) Fuel pump relay -J17-3) Lambda probe -G39-5)	87
6	-	Fuse 6 on fuse holder B -SB6-	10 A	-	Fuel system diagnostic pump -V144-4) Secondary air pump relay -J299-4) Lambda probe -G39-1) 2) 3) 6) Lambda probe after catalytic converter -G130-1) 2) 5) 6) Secondary air inlet valve -N112-4) Secondary air inlet valve 2 -N320-4)	87
7	-	Fuse 7 on fuse holder B -SB7-	10 A	-	Wastegate solenoid valve -N75-3) Activated charcoal filter system solenoid valve 1 -N80-4) Variable intake manifold change-over valve -N156-4) Camshaft control valve 1 -N205-4) Exhaust camshaft control valve 1 -N318-4) Exhaust gas recirculation cooler changeover valve -N345-3) Radiator fan control unit -J293-1) 3) 4) 5) 6) Fuel system diagnostic pump -V144-1) 6) Intake manifold flap valve -N316-6)	87
8	-	Fuse 8 on fuse holder B -SB8-	20 A 1) 2) 5) 6) 30 A4) 5 A3)	-	Ignition coils -N...-1) 2) 4) 5) 6) Low heat output relay -J359-3) High heat output relay -J360-3)	87
9	-	Fuse 9 on fuse holder B -SB9-	15 A 1) 6) 25 A2) 30 A3) 25 A4) 5)	-	Engine control unit -J623-	87
10	-	Fuse 10 on fuse holder B -SB10-	10 A	-	Continued coolant circulation pump -V51-1)2)4)5) Continued coolant circulation relay -J151-1) 2) 4) 6) Exhaust gas recirculation cooler pump -V400-3) Coolant circulation solenoid valve -N492-5) Additional coolant pump relay -J496-5)	87
11	-	Fuse 11 on fuse holder B -SB11-	5 A	-	Clutch position sender -G476-	87
12	-	Fuse 12 on fuse holder B -SB12-	10 A 20 A3)	-	Engine component current supply relay -J757-1) 6) Activated charcoal filter system solenoid valve 1 -N80-1 )2) 6) Charge pressure control solenoid valve -N75-1) 2) 6) Camshaft control valve 1 -N205-1) 6) Turbocharger air recirculation valve -N249-1) 2) 6) Fuel pressure regulating valve -N276-3) Fuel metering valve -N290-3) Intake manifold flap valve -N316-1) Oil pressure control valve -N428-1) 6) Secondary air inlet valve -N112-6) Actuator 1 for camshaft adjustment -F366-6)	87

Note t  1) engine codes CDAA, CCZA, CCTA only t  2) engine codes BWA, BPY, CDMA, CDLA, CDLB only t  3) engine codes CBBB, CFGB only t  4) engine codes BUB, CBRA only t  5) engine codes CEPA, CEPB, CRRA only t  6) engine codes CESA, CETA only Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter

Back to overview → chapter.

Fuse assignment on fuse holder F

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	Fuse 1 on fuse holder F -SF1-	5 A	-	onboard supply control unit -J519-, reference voltage	30
2	-	Fuse 2 on fuse holder F -SF2-	40 A	-	onboard supply control unit -J519-	30
3	-	Vacant
4	-	Fuse 4 on fuse holder F -SF4-	30 A	-	Convertible roof actuation control unit -J256-1) Convertible roof actuation hydraulic pump -V118-1)	30
5	-	Fuse 5 on fuse holder F -SF5-	5 A	-	Control unit for parking aid -J446- Interface for special functions 2)	30
6	-	Fuse 6 on fuse holder F -SF6-	15 A	-	Fuel pump control unit -J538-3)4) Fuel system pressurisation pump -G6-5)	30
7	-	Fuse 7 on fuse holder F -SF7-	40 A	-	onboard supply control unit -J519-	30
8	-	Fuse 8 on fuse holder F -SF8-	20 A	-	ABS control unit -J104-, ABS valves	30
9	-	Fuse 9 on fuse holder F -SF9-	30 A	-	Electronically controlled damping control unit -J250-	30
10	-	Fuse 10 on fuse holder F -SF10-	20 A 6) 10 A 7)	-	Convenience system central control unit -J393-6) Onboard supply control unit -J519-7)	30
11	-	Fuse 11 on fuse holder F -SF11-	25 A	-	Convertible roof actuation control unit -J256-1)	30
12	-	Fuse 12 on fuse holder F -SF12-	5 A6)	-	Convenience system central control unit -J393-6)	30

Note t  1) Roadster t  2) from June 2007 t  3) engine codes CDAA, CCZA, CCTA only t  4) engine codes BWA, BPY, CDMA, CDLA, CDLB only t  5) engine codes CBBB, CFGB only t  6) up to May 2009 t  7) from June 2009 Back to overview → chapter. AUDI TT 2010 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

B -	Battery isolation igniter -N253-

C -	Wire to fuse holder A

C -	Cable to starter -B-

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

2 -	Fuse 2 on fuse holder D -SD2-, 110 A, to fuse holder F

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

Back to overview → chapter. AUDI TT 2010 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 → chapter. AUDI TT 2010 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 → chapter.

AUDI TT 2010 Overview of coupling stations and connectors

Overview of coupling stations and connectors

1 -	Coupling station on right of dash panel, glove compartment

q	Connector -T8k-

q	Location → chapter

2 -	Coupling station under right front seat

q	Connectors-T10i-, -T3d-, -T6e-, -T10g-

q	Location → chapter

3 -	Coupling station on right of rear lid, in rear right roof frame

q	Connectors-T2f-, -T2e-, -T2d-, -T2c-

q	Location → chapter

4 -	Coupling station on left of rear lid, Roadster

q	Connectors-T6f-, -T8e-

q	Location → chapter

5 -	Coupling station in left side panel, Roadster

q	Connector -T10c-

q	Location → chapter

6 -	Coupling station on left of rear lid, behind side panel, Coupé

q	Connectors-T6f-, -T8e-

q	Location → chapter

7 -	Coupling station under left front seat

q	Connectors-T10f-, -T10h-, -T3c-, -T6d-

q	Location → chapter

8 -	Diagnostic connection

q	Connector -T16-

q	Location → chapter

9 -	Coupling station left in engine compartment

q	Connector -T14-

q	Location → chapter

AUDI TT 2010 Coupling station under left front seat Coupling station under left front seat Fitting location Under front left seat

Connectors: 1 -  Telephone transmitter and receiver unit -R36- 2 -  10-pin connector -T10f-, red 3 -  10-pin connector -T10h-, black 4 -  3-pin connector -T3c-, yellow 5 -  6-pin, connector -T6d-, green Back to overview → chapter. AUDI TT 2010 Coupling station under right front seat Coupling station under right front seat Fitting location Under front right seat.

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Connectors: 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- Back to overview → chapter. AUDI TT 2010 Coupling station right rear lid, in rear right roof frame Coupling station right rear lid, in rear right roof frame Fitting location Behind the roof trim, upper right.

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Connectors: 1 -  2-pin connector -T2f-, blue, GPS 2 -  2-pin connector -T2e-, yellow, ZF/HF2 3 -  2-pin connector -T2d-, white, HF1 4 -  2-pin connector -T2c-, black, DAB Back to overview → chapter. AUDI TT 2010 Coupling station on left of rear lid, Roadster Coupling station on left of rear lid, Roadster Fitting location behind side trim on left.

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Connectors: 1 -  8-pin connector -T8e-, brown 2 -  6-pin, connector -T6f-, black Back to overview → chapter. AUDI TT 2010 Coupling station on left of rear lid, behind side panel, CoupГ© Coupling station on left of rear lid, behind side panel, Coupé Fitting location behind side trim on left.

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Connectors: 1 -  662 Earth point, rear left side panel 2 -  6-pin, connector -T6f-, black 3 -  Window aerial suppression filter -C18- 4 -  Rear left mid-range and bass loudspeaker -R159- 5 -  8-pin connector -T8e-, brown Back to overview → chapter. AUDI TT 2010 Coupling station left in engine compartment Coupling station left in engine compartment Fitting location in engine compartment, at front of left longitudinal member. Connector

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A -	14-pin connector -T14-, black

Back to overview → chapter. AUDI TT 2010 Coupling station on right of dash panel, glove compartment Coupling station on right of dash panel, glove compartment Fitting location Behind glove compartment at right. Connector

A -	8-pin connector -T8k-, black

Back to overview → chapter. AUDI TT 2010 Coupling station in left side panel, Roadster Coupling station in left side panel, Roadster Fitting location behind left luggage compartment side trim. Connector

A -	10-pin connector -T10c-, black

Back to overview → chapter. AUDI TT 2010 Diagnostic connection Diagnostic connection Fitting location under the shelf on the driver's side Connector

A -	16-pin connector -T16-, black

Back to overview → chapter.

AUDI TT 2010 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 → chapter

q	Location and position of relays, right-hand drive → chapter

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

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

q	Relay positions up to May 2009 → chapter

q	Location and position of relays from June 2009 → chapter

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 → chapter

AUDI TT 2010 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

Unlock Lifetime Access for This Car.

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 → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

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 → chapter. AUDI TT 2010 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 -	Secondary air pump relay -J299-

1 -	Low heat output relay -J359-

q	PDC heater (TDI)

q

Slot 3

2 -	Fuel pump relay -J17-

2 -	Relay for supplementary fuel pump -J832-

q

TDI

q

Slot 2.1

3 -	Continued coolant circulation relay -J151-

3 -	Auxiliary coolant pump relay -J496-

q	For engine code CEPA, CEPB, CRRA

q

Slot 2.2

4 -	Electric fuel pump 2 relay -J49-

q	for engine code BUB, CBRA

4 -	Engine component current supply relay -J757-

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

4 -	Automatic glow period control unit -J179-

q

TDI

q

Slot 5

5 -	Motronic current supply relay -J271-

5 -	Terminal 30 voltage supply relay -J317-

q

TDI

q

Slot 4

6 -	Headlight washer system relay -J39-

q	Plug position 1, up to May 2009

7 -	Glow plug fuse -S125-, 50 A

q	Plug position A

8 -

Vacant

9 -

Vacant

Back to overview → chapter. AUDI TT 2010 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

6 -	Washer pump relay -J576-

q

Slot B8

7 -

Vacant

q

Slot B7

8 -

Vacant

q

Slot B3

9 -	Terminal 30 voltage supply relay 2 -J689-

q

Slot B4

Back to overview → chapter. AUDI TT 2010 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

Unlock Lifetime Access for This Car.

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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1 -	Terminal 15 voltage supply relay 2 -J681-

2 -	Heated rear window relay -J9-

3.1 -

Horn relay -J413-

3.2 -

Headlight washer system relay -J39-

4 -

Vacant

5 -

Vacant

Back to overview → chapter.