Fuse box diagram Audi A5

For the Audi A5 (8T, 8F) 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016  model year.

Cigarette lighter fuse – (fuse box in luggage compartment, fuse №40/15A)

Fuse box in passenger compartment.

fuse box location.

Left cockpit: fuse panel cover.

 

fuse box diagram (pre 2009).

 

legend (pre 2009).

Fuse Amps Circuits protected
1 5A Electric steering control unit
2 5A Clutch pedal position sensor
Clutch pedal switch
3 5A Garage door operation control unit
Garage door opener
4 10A Lane detection control unit
5 5A Air quality sensor
6 5A Headlight range control potentiometer
Headlight range control unit
Power output control unit for the right headlight
Cornering light and headlight range control unit
Headlight range control, left side
Headlight range control, right side
7 5A Power output control unit for the left headlight
8 5A Power supply control unit
9 5A Automatic anti-dazzle rear-view mirror
10 5A Selector lever control unit
Selector handle lock solenoid
11 5A Heated washer jets
12 5A Refrigerant pressure and temperature sensor
13 5A Circulation pump relay
14 5A Clutch pedal position sensor
Clutch pedal switch
15 20A Fuel pressure pump
Fuel pump control unit
(25A also used)
16 5A Circulation pump relay
17 30A Power supply control unit
18 10A ABS control unit
19 25A Horn relay
20 30A Driver's door control unit
21 30A Wiper control unit
22 25A ABS control unit
23 15A Driver's door control unit
24 5A Rain and light sensor
25 Not used  
26 Not used  
27 10A Driver's seat adjustment switch
Front passenger's seat adjustment switch 
28 35A Electric steering control unit
29 Not used  
30 35A Power supply control unit
31 30A Power supply control unit
(20A also used)
32 30A Power supply control unit
33 20A Sliding roof control unit
34 30A Power supply control unit
35 Not used  
36 5A Alarm horn
Security alarm

 


Fuse box diagram (2010 – 07/2011).

 

legend (2010 – 07/2011).

Fuse Amps Circuits protected
1 5A Electric steering control unit
2 Not used  
3 5A Garage door operation control unit
Garage door opener
4 10A Lane detection control unit
5 5A Air quality sensor
6 5A Headlight range control potentiometer
Headlight range control unit
Power output control unit for the right headlight
Cornering light and headlight range control unit
Headlight range control, left side
Headlight range control, right side
7 5A Power output control unit for the left headlight
8 5A Power supply control unit
9 5A Adaptive cruise control unit
10 5A Selector lever control unit
Selector handle lock solenoid
Clutch pedal position sensor
11 5A Heated washer jets
12 5A Refrigerant pressure and temperature sensor
13 5A Connector T18a
14 5A Hazard warning light switch
Airbag control unit
Seat occupied recognition control unit
Hazard warning light illumination
15 25A ABS control unit
Fuse box No. 2 in passenger compartment, fuses 17 – 28
Fuse box No. 1 in passenger compartment, fuses 1 – 12
Fuse and relay box in luggage compartment, fuses 37 – 48
16 40A Starter motor relay
Starter motor, secondary relay
Fuse 3 in fuse and relay box in engine compartment
Fuse 12 in fuse and relay box in engine compartment
17 5A Automatic anti-dazzle rear-view mirror
18 5A Clutch pedal position sensor
19 20A Fuel pressure pump
Fuel pump control unit
(25A also used)
20 10A Circulation pump relay
21 30A Power supply control unit
(15A also used)
22 10A ABS control unit
23 25A Horn relay
24 30A Driver's door control unit
Rear left door control unit
25 30A Wiper control unit
26 25A ABS control unit
27 15A Driver's door control unit
Rear left door control unit
28 5A Rain and light sensor
29 Not used  
30 Not used  
31 10A Driver's seat adjustment switch
Front passenger's seat adjustment switch 
32 35A Electric steering control unit
33 Not used  
34 35A Power supply control unit
35 20A Power supply control unit
36 30A Power supply control unit
37 20A Sliding roof control unit
38 30A Power supply control unit
39 Not used  
40 5A Alarm horn
Security alarm

 


Fuse box diagram (since 08/2011).

 

legend (since 08/2011).

Fuse Amps Circuits protected
1 5A Electric steering control unit
2 5A ABS control unit
3 5A Rear window roller blind switch
TCS/ESP button
Parking switch
Garage door opener
Electric parking brake
Auto-hold button
Air quality sensor
Refrigerant pressure and temperature sensor
Garage door operation control unit
Heated seat control unit
Automatic anti-dazzle rear-view mirror
4 10A Lane detection control unit
5 5A Control unit for sound transmitted through the vehicle body structure
6 5A Headlight range control potentiometer
Left headlight
Right headlight
Headlight range control, left side
Headlight range control, right side
7 5A Left headlight
8 5A Adaptive suspension control unit
Electronic damper control unit
Trailer detection control unit
Comfort system control unit
4WD control unit
Voltage regulator(s)
Electric parking brake control unit
9 5A Adaptive cruise control unit
10 5A Clutch pedal position sensor
Selector handle lock solenoid
11 5A Lane change assist control unit
Lane change assist control unit 2
12 5A Power supply control unit
13 5A Airbag control unit
Seat occupied recognition control unit
Passenger's side airbag deactivation light
14 15A Windscreen wiper motor
15 10A Fuse box No. 1 in passenger compartment, fuses 1 – 12
16 40A Starter motor relay
Starter motor, secondary relay
Fuse and relay box in engine compartment, fuses 3, 12, 15
17 Not used  
18 5A Brake light switch
Clutch pedal position sensor
19 25A Fuel pump control unit
20 5A Clutch pedal position sensor
Reductant metering system 
Reductant pump
Reductant heater
21 30A Power supply control unit
Seat ventilation
(15A also used)
22 5A ABS control unit
23 15A Horns
Horn relay
24 30A Driver's door control unit
25 30A Wiper control unit
26 25A ABS control unit
27 30A Rear left door control unit
28 5A Rain and light sensor
29 Not used  
30 Not used  
31 10A Driver's seat adjustment switch
Front passenger's seat adjustment switch 
32 35A Electric steering control unit
33 Not used  
34 35A Power supply control unit
35 20A Power supply control unit
36 30A Power supply control unit
37 20A Sliding roof control unit
38 30A Power supply control unit
39 20A Sunroof roller blind control unit
40 5A Alarm horn
Security alarm

 


Right cockpit: fuse panel with plastic clip.

fuse box diagram.

 

legend.

Fuse Amps Circuits protected
1 Not used  
2 Not used  
3 Not used  
4 Not used  
5 5A Control unit, steering column electronics
6 5A TCS/ESP button
Parking assistance
or not used
7 5A Diagnostic connector (16)
8 5A Data bus diagnostic interface
9 5A High-output heating relay
10 Not used  
11 Not used  
12 Not used  
13 5A CD changer
DVD
Audio connection
14 5A Switch module for driving mode
or not used
15 20A Multifunction display
Radio
(5A also used)
16 5A Control unit with display in the dash panel insert
17 5A Data bus diagnostic interface
18 5A Entry and start authorisation switch
19 5A Lighting switch
20 40A Fresh-air blower control unit
21 5A Electronic steering column lock control unit
22 10A Climatronic control unit
23 10A Diagnostic connector (16)
24 5A Control unit, steering column electronics
A Connector  

 


Fuse and relay box №2 in passenger compartment.

Fuse F (15.0 A) – Passenger's seat adjustment or Heated front seats (30A also used)
Fuse G (15.0 A) – Driver's seat adjustment or not used

 


Fuse and relay box №3 in passenger compartment.

Fuse F (40.0 A) – ABS control unit or not used
Fuse G1 (25.0 A) – ABS control unit or not used
Fuse G2 (10.0 A) – ABS control unit (5A also used) or not used

 


Right luggage compartment: fuse panel with plastic clip.

 

fuse box diagram (pre 2009).

 

legend (pre 2009).

Fuse Amps Circuits protected
1 Not used  
2 Not used  
3 Not used  
4 Not used  
5 Not used  
6 Not used  
7 Not used  
8 Not used  
9 Not used  
10 Not used  
11 Not used  
12 Not used  
13 5A Tyre pressure monitor control unit
14 15A Trailer detection control unit
15 20A Trailer detection control unit
16 20A Trailer detection control unit
17 5A Electric parking brake
18 15A Electronic damper control unit
19 30A Electric parking brake control unit
20 30A Comfort system control unit
21 35A 4WD control unit
22 30A Comfort system control unit
23 20A Comfort system control unit
24 5A GPS system
25 15A DC-AC converter with socket, 12V – 230V
(30A also used)
26 Not used  
27 7,5A Navigation system with CD drive control unit
Radio
Communication control unit
TV tuner
Aerial selection control unit
Satellite digital audio receiver control unit
Connector T18a
28 30A Digital sound package control unit
29 5A Front information control unit
30 30A Additional heater control unit
31 30A Electric parking brake control unit
32 30A Heated seat switches
33 30A Front passenger's door control unit
34 5A Remote control receiver
35 15A Front passenger's door control unit
36 5A Rear-view camera control unit
37 15A 12V socket
38 15A 12V socket
39 15A 12V socket
40 15A Cigarette lighter
41 5A Parking assistance control unit
42 5A Connector T18a
43 5A Adaptive cruise control unit
44 Not used  
45 5A Electric parking brake
46 5A Lane change assist control unit 2
47 5A Heated seat switches
48 5A Airbag control unit
Hazard warning light switch
Seat occupied recognition control unit
Passenger's side airbag deactivation light
49 Not used  
50 Not used  
51 Not used  
52 Not used  
53 Not used  
54 Not used  
55 Not used  
56 Not used  
57 Not used  
58 Not used  
59 Not used  
60 Not used  
H 40A Heated rear windscreen relay
Relay A   Heated rear windscreen relay
or not used
Relay B   Supplementary radio equipment
Relay C   Heated rear windscreen relay
or not used
Relay D   Terminal 15 voltage supply relay
Or
Not used
Relay E   Power socket relay

 


Fuse box diagram (2010 – 07/2011).

legend and fuse box diagram (2010 – 07/2011 PDF).

 


Fuse box diagram in luggage compartment Audi A5 (since 08/2011).

legend and fuse box diagram (since 08/2011 PDF).

 


Main fuse box in luggage compartment.

legend.

Fuse Amps Circuits protected
1 110A On-board supply
Power supply
Reductant metering system relay
2 110A On-board supply
Power supply
ABS control unit
3 40A Special equipment
(50A also used)
(110A also used)
A   Battery isolation/igniter

 


Fuse and relay box in engine compartment.

 

fuse box diagram (pre 07/2011).

 

legend  (pre 07/2011).

Fuse Amps Circuits protected
1 15A Automatic transmission control unit
Mechatronic unit for the dual-clutch gearbox
2 5A Oil level and temperature sensor
Or
Oil level and temperature sensor
Fuel metering solenoid
Fuel metering solenoid 2
(10A also used)
3 5A Engine control unit
Mass airflow meter
4 5A Engine control unit
5 15A MAP-controlled engine cooling thermostat
Mass airflow meter
Glow plug control unit
Secondary air pump relay
Throttle control motor with position sensor
Inlet manifold valve control motor
Low-output heating relay
High-output heating relay
Secondary air pump relay 2
Turbo pressure control solenoid
Crankcase heater
Canister purge solenoid
Secondary air inlet valve
Left electro-hydraulic engine mounting solenoid
Right electro-hydraulic engine mounting solenoid
Inlet manifold tuning valve
Air filter bypass flap valve
Fuel pressure control solenoid
Fuel metering solenoid
Swirl control solenoid
Exhaust flap valve
EGR cooler change-over valve
Fuel metering solenoid 2
Oil pressure control valve
Coolant circulation pump
Fuel system diagnostic pump
(10A also used)
(20A also used)
6 15A Engine control unit
7 10A MAP-controlled engine cooling thermostat
Valve lift solenoid
Continued coolant circulation relay
Relay, additional coolant pump
Turbo pressure control solenoid
Canister purge solenoid
Left electro-hydraulic engine mounting solenoid
Camshaft timing solenoid
Automatic gearbox electro-hydraulic block
Turbo bypass solenoid
Fuel pressure control solenoid
Fuel metering solenoid
Swirl control solenoid
Outlet camshaft timing solenoid
Climatronic coolant shut-off valve
Oil pressure control valve
Fuel system diagnostic pump
Driver's side power window
Inlet manifold tuning motor
(15A also used)
8 15A Brake servo relay
Or
Ignition coils 1 – 8
Climatronic coolant shut-off valve
Exhaust gas recirculation coolant pump
(5A also used)
(10A also used)
(20A also used)
(30A also used)
9 15A Oxygen sensor behind the catalytic converter
Oxygen sensor 2 behind the catalytic converter
Relay, additional fuel pump
(5A also used)
(20A also used)
10 15A Primary heated oxygen sensor
Secondary heated oxygen sensor
Oxygen sensor behind the catalytic converter
(10A also used)
11 5A Cooling fan control unit
Cooling fan control unit 2
12 5A Mass airflow meter
Automatic transmission control unit
Mechatronic unit for the dual-clutch gearbox
13 5A Oil level and temperature sensor
or not used
14 30A Ignition coils 1 – 8
15 Not used  
16 Not used  
17 Not used  
K 60A Glow plugs
(80A also used)
Or
Secondary air pump
(50A also used)
L   Brake vacuum pump
Or
Secondary air pump 2
(50A also used)
R1   Glow plug control unit
Or
Power supply relay
R2   Starter motor relay
Starter motor, secondary relay
R3   Secondary air pump relay
or not used
R4   Terminal 30 voltage supply relay
Or
Motronic power supply relay
R5   Fuel pump relay
Relay, additional fuel pump
Gearbox cooling relay
Or
Continued coolant circulation relay
Brake servo relay
Relay, additional coolant pump
R6   Secondary air pump relay 2
or not used
R7    
R8    
R9    

 


Fuse box diagram in engine compartment Audi A5 (since 08/2011).

legend and diagram (since 08/2011 PDF).

 

 


Fuse box in engine compartment.

pre 07/2011.

Fuse FL1 (60.0 A) – Radiator fan control unit (40A also used) or not used
Fuse FL2 (40.0 A) – Radiator fan control unit
A – Power socket

 


Fuse box in engine compartment.

since 08/2011.

Fuse FL1 (60.0 A) – Radiator fan control unit (40A also used) or not used
Fuse FL2 (40.0 A) – Radiator fan control unit
Fuse FL3 (110.0 A) – Power steering control unit
A – Power socket

 


Fuse and relay box №1 in engine compartment.

Fuse 5 (40.0 A) – ABS control unit
Relay R1 – Not used
Relay R2 – Horn relay or Horn relay Circulation pump relay or Horn relay Automatic anti-dazzle rear-view mirror
Relay R3 – Terminal 15 voltage supply relay or  not used
Relay R4 – Optional equipment


Electrical component.

1

ABS control module

2

AC control module

3

AC/heater blower control module

4

Active steering control module

5

Audio system interface module

6

Auxiliary heater control module – RH front wheel arch

7

Battery – under load area floor

8

Battery control module- under load area floor

9

CAN data bus gateway control module

10

Convertible top control module – behind RH rear trim

11

Cruise control distance range control module

12

Data link connector (DLC)

13

Door function control module, driver

14

Door function control module, passenger

15

Electric window control module, left rear – behind rear seat

16

Electric window control module, right rear – behind rear seat

17

Engine control module (ECM) – in plenum chamber

18

Engine coolantblower motorcontrol module 1 -near engine coolant blowermotor

19

Engine coolant blower motor control module 2-near engine coolant blower motor

20

Four wheel drive control module – under load area floor

21

Fuel pump control module – on fuel tank

22

Fuse box/relay plate , engine bay 1 – in plenum chamber

23

Fuse box/relay plate , engine bay 2 – in plenum chamber

24

Fuse box/relay plate, fascia 1

25

Fuse box/relay plate, fascia 2

26

Fuse box/relay plate, fascia 3

27

Fuse box/relay plate, footwell 1

28

Fuse box/relay plate, footwell 2

29

Fuse box/relay plate , load area1 – behind RH rear trim

30

Fuse box/relay plate, load area2 – under load area floor

31

Garage door opener control module

32

Gas discharge headlamp control module 1

33

Gas discharge headlamp control module 2

35

Horn 1

36

Horn 2

37

Instrumentation control module

38

Lane change assist control module 1 – behind bumper

39

Lane change assist control module 2- behind bumper

40

Lane departure warning system control module

41

Multifunction control module 1

42

Multifunction control module 2 – behind RH rear trim

43

Multifunction control module 3 – behind RH rear trim

44

Multifunction display control module

45

Outside air temperature sensor

46

Parking brake control module – behind RH rear trim

47

Rear view camera control module – behind RH rear trim

48

Seat control module 1

49

Seat control module 2

50

Self-parking system control module – behind RH rear trim

51

Steering column function control module

52

Steering column lock control module

53

Sunroof control module

54

Supplementary restraint system (SRS) control module

55

Suspension control module – behind RH rear trim

56

Telephone control module- under seat

57

Trailer control module – behind RH rear trim

58

Transmission control module (TCM) – on gearbox

59

Transmission shift control module

60

Tyre pressure monitor control module – under carpet

61

Windscreen wiper control module