Audi TT (8J; 2006 - 2014) fuses and relays

Audi TT is a compact coupe of the German company. Produced since 1998 in Gyor, Hungary. In this material, we will analyze in detail the fuse diagrams of the Audi TT (8J) 2nd generation 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 release.

general view of the car
Here you will find the locations and photos of the mounting blocks. Separately, we note the fuses responsible for the cigarette lighter and fuel pump.

In the engine compartment

Location of the fuse box in the engine compartment of the car
The block is located on the left side of the engine compartment. To access the fuses, the protective cover must be removed.


Photo - an example of execution (Type 1).

Assigment of fuses in the engine compartment (type 1)
No. A Description
black panel
1   -
2   -
3   -
4   -
5 5 burglar alarm (sensor), burglar alarm (horn)
6 30 headlight cleaner audi tt
7 15/10 electric fuel pumps (supply) / fuel flow control valve
8 30 wiper
9 25 seat heating (driver and front passenger)
10 10 lumbar support (driver and front passenger)
11   -
12 40 fan
Brown panel
1 15 petrol pump (6-cyl.)
2 10 lambda probes (6-cyl.)
3 5 air mass meter (6-cyl.)
4 10 lambda probes (6-cyl.)
5 5 relay coil, fuel control valve relay (4-cyl.)
6 10

secondary air pump valve (6-cyl.), lambda probes (4-cyl.)

7 10 pre-engine wiring set valves
8 20/30 ignition coils (4-cyl.)/ignition coils (6-cyl.)
9 25 engine (control unit)
10 10 water return pump
11 5 power supply (clutch pedal, brake pedal)
12 10 activated carbon filter/boost pressure control - valve (4-cyl.)


Access example (type 2).

Assigment of fuses in the engine compartment (Type 2)
No. Description A
1 empty -
2 empty -
3 empty -
4 empty -
5 Sound signal; 5
Security alarm.
6 headlight washer pump 30
7 Fuel pressure control valve 20
8 Wiper control unit 30
9 Heated driver's seat; 25
Heated front passenger seat.
10 Driver's seat adjustment; 10
Front passenger seat adjustment.
11 empty -
12 Supply fan control unit; 40
13 empty -
14 empty -
15 empty -
16 empty -
17 empty -
18 oxygen sensor; 10
19 Radiator fan controller; 10
Fuel system diagnostic pump.
20 Ignition coils 20
21 The engine control unit 15
22 Coolant circulation pump; 10
23 Clutch position sensor 5
24 Power relay; Canister purge solenoid valve; 10
Valve for adjusting the valve timing;
Turbo bypass valve;
Oil pressure control valve.
25–51 empty  
R1 Headlight washer relay (if equipped)
R2 Fuel pump relay
R3 Coolant circulation relay
R4 Secondary air pump relay
R5 Motronic Power Relay
R6 Power relay

In the passenger compartment

Location of the fuse box in the passenger compartment
The block is located on the driver's side behind a plastic cover.


Photo - general view of the board.

Diagram
No. A Decryption
1 10 engine relay, fuel control unit o engine control unit, airbag-off lamp, light switch (light switches) diagnostic socket
2 5 ABS, ASR, ESP, brake light switch
3 5 AFS headlights (left)
4 5 oil level sensor (WIV), tire pressure indicator, electronic stability control (ESP) switch, AFS headlights (control unit), air conditioning (pressure sensor), reversing light switch
5 5/10 automatic headlight beam throw, AFS headlights (right) / manual headlight beam throw, halogen headlights
6 5 CAN data communication control unit (Gateway), electromechanical power steering, automatic transmission shift gate
7 5 park assist, auto shielding interior rear view mirror, garage door opener, heated windshield washer jets, windshield washer pump, windshield relay (Roadster)
8 5 Haldex coupling
9 5 Audi magnetic rail control unit
10 5 airbag control unit
11 5/10 air mass meter, crankcase heating
12 10 door control unit (central locking system driver/front passenger)
13 10 diagnostic socket
14 5 rain sensor, automatic transmission shift gate
15 5 ceiling light
16 10 air conditioning (control unit)
17 5 tire monitoring indication (control unit)
18   -
19   -
20   -
21 10 valve injectors (petrol engine)
22 30 windscreen (Roadster)
23 20 sound signal
24 15 transmission (control unit)
25 30/20 heated rear window Coupe/Roadster
26 30 power window driver's side
27 30 power window passenger side
28   -
29 15 washer pump
30 20 audi tt cigarette lighter fuse
31 40 starter
32 5 steering column module
33 5 instrument cluster
34 15 radio navigation system, radio
35 30 sound amplifier
36 10 engine (control unit)
37 5 CAN (Gateway)
38 20 second cigarette lighter
39   -
40   -
41   -
42   -
43   -
44   -
45   -
46   -
47 5 SDARS tuner, mobile phone connection preparation, TV tuner
48 5 VDA interface
49  


Additional relay blocks are located next to the main unit.

Diagram
Relay box (Type 1 - from 06/2009)
1 No information
2
3
4
R1 Terminal 15 supply relay
R2 Heated rear window relay
R3 Horn relay
R4 Headlight washer relay
R5 Not used
R6
Relay box (Type 2 - up to 05/2009)
R1 Terminal 15 supply relay
R2 Not used
R3
R4 Terminal 30 supply relay
R5 Heated rear window relay
R6 Horn relay
R1 not used
R8 Headlight washer relay
R9 not used
Additional fuse box
1 -
2 -
3 Driver's seat adjustment 20A
4 -
R1 Not used
R2 cigarette lighter relay
R3 Control relay
R4 -
R5 heating relay
R6 -
R1 terminal 50 supply voltage relay
R8 no information
R9 windshield convertible relay

In the trunk

The location of the relay unit and power fuses in the trunk of the car.
Under the casing on the right is an additional relay box. Near the battery there is a power module consisting of high-power fusible links.

Relay block diagram
No. Description A
1 Power control unit 5
2 40
3 empty -
4 Hydraulic pump, convertible roof.  
5 Parking assistant controller; 5
6 Fuel pump control module 50
7 Power control unit 40
8 ABS control unit 20
9 Electronic Throttle Control Unit 30
10 Comfort system control unit; 10/20
Power control unit
11 convertible roof 25
12 Comfort control unit 5
13 empty  
14 empty  
15 empty  
Power board diagram
No. Description A
FL1 Generator 175
FL2 Power steering control unit 80
FL3 Radiator fan controller; 60
FL4 Fuse and relay box in the engine compartment 110
FL5 secondary air pump 40
FL6 empty -
FL7 empty -
FL8 empty -
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