Audi A6 / S6 3G (C6, 2004 - 2011) fuses and relays

A6 is a family of business class cars produced under the Audi brand, the internal designation is “type C”. In this material, we will analyze in detail the fuse diagrams of the Audi A6 / S6 (index C6) of the 3rd generation 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 of release.

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

In the trunk

Location of the fuse box in the luggage compartment of the car
The block is located on the left under the skin, near the jack.


Access example.

Assigment of fuses in the luggage compartment
No. Description A
Black panel
1 Digital/ Signal Processing (DSP)/ BOSE Amplifier 30
2 MMI, antenna amplifier 5
3 Electromechanical parking brake, left motor 30
4 Electromechanical parking brake, right motor 30
5 Socket in the trunk 20
6 Battery - Power Distribution System 5
7 Intelligent Power Distribution Unit (light on the right) 20
8 Rear Intelligent Power Distribution Unit 5
9 Rear Smart Power Distribution Unit (light left) 30
10 Power windows (right side of vehicle) 35
11 Left-hand drive models: Parking assistance. 20A Right-hand drive models: front cigarette lighter 5
12 Rear cigarette lighter 20
Brown panel
1 Reversing parking camera 5
2 Power tailgate 30
3 30
4 20
5 Antenna amplifier 5
6 TV tuner 5
7 Intelligent Power Distribution Unit (Comfort) 5
8 Heater 20
9 digital tuner 5
10 Drawbar control unit 15
11 Traction - coupling device (left lamp) 15
12 Traction - coupling device (right lamp) 15
8 - Rear defroster relay, 9 - since 2006: Auxiliary heater fuel pump relay, 10 - Fuel pump relay.

In the cabin

There are three blocks in the cabin compartment:
Location of the fuse box in the passenger compartment on the driver
The first block is located at the end of the dashboard on the driver's side.


Access example.

The diagram of elements in the block on the driver's side (2004 - 2008 model year)
No. Purpose A
1 Spare -
2 Spare -
3 engine management 5
4 oil level sensor 5
5 air conditioning 5
6 electronic stability program (ESP), clutch sensor 5
7 diagnostic plug 5
8 homelink control unit 5
9 automatically shielded interior rear view mirror 5
10 distance maintenance (adaptive cruise control) 5
11 heater 5
12 diagnostic plug 10
13 steering column switch module 10
14 brake light switch 5
15 instrument cluster 10
16 telephone, telematics, mobile phone 10
17 electronic stability program (ESP) 10
18 left headlight electronics 5
19 rain sensor 5
20 heated windshield washer jets 5
21 antenna amplifier 5
22 is absent -
23 electromechanical parking brake 5
24 is absent -
25 is absent -
26 is absent -
27 is absent -
28 is absent -
29 is absent -
30 is absent -
31 reversing light switch, multitronic transmission, engine component 15
32 intelligent driver power module (footwell lighting and headlights, horn, wiper, electric steering column adjustment) 30
33 intelligent driver power module (lighting on the left) 25
34 intelligent driver power module (lighting on the right) 25
35 heater 20
36 headlight cleaner 30
37 electronic stability program (ESP) 25
38 wiper 30
39 left door control unit 15
40 horn / MMI display 25
41 heater fan 40
42 electronic ignition/electric steering column control unit 30
43 is absent -
44 advanced key control unit / airbag 15
Description of the block on the driver's side (2008 - 2011 model year)
No. A Purpose
1 - Not used
2 -
3 5 Engine management
4 5 Audi a6 oil level sensor fuse
5 5 Climate control, tire pressure monitoring system
6 5 Electronic Stability Program (ESP), clutch sensor
7 5 Diagnostic connector
8 5 Home Link control unit
9 5 Auto dimming interior mirror
10 5 Adaptive cruise control
11 - Not used
12 10 Diagnostic connector
13 10 Steering column switch module
14 5 2008: brake light switch
2009-2011: not used
15 10 Instrument Cluster, Gateway Control Module
16 10 Phone, cell phone
17 10 Electronic Stability Program (ESP)
18 5 Headlight electronic, left
19 5 Rain sensor
20 5 Heated washer nozzles
21 10 Seat adjustment (driver)
22 5 MMI display
23 5 Electromechanical parking brake
24 - Not used
25 - Not used
26 - Not used
27 - Not used
28 - Not used
29 - Not used
30 - Not used
31 15 Reversing light switch, transmission, engine components
32 30 Intelligent driver power module (footlights and headlights, horn, wiper system, electrically adjustable steering wheel)
33 25 Intelligent driver power supply (backlit on the left)
34 25 Intelligent driver power supply (backlit on the right)
35   Not used
36 30 Headlight washer system
37 25 Electronic Stability Program (ESP)
38 30 Wiper system
39 15 Left door control module
40 25 Sound horn
41 40 heater fan
42 30 Electronic ignition lock control unit / electrically adjustable steering wheel
43 15 Rear wiper (Avant)
44 35 Power window (left)

Location of the fuse box in the passenger compartment on the passenger side
The second block is located at the end of the dashboard on the passenger side.

Description of elements in the block on the passenger side

Photo is an example.

Diagram.
No. Purpose A
1 Keyless access control 5/15
2 Audi a6 cigarette lighter fuse 20
3 Tire pressure monitoring control unit 5
4 (Optional equipment power connector 20
5 Supply system 15
6 Door function control units 15
7 Sunroof electric control unit 20
8 Air conditioning electronic control unit 10
9 Electronic control unit for air conditioning, heated front seats 30
10 ^2008: Multifunction display control unit 5/10
11 ^2006: Suspension control unit 15
12 Audio system 5
13 Fuel module (fuel pump fuse) 20/30
14 ^2006: Trailer electrical connector 10
15 ^2006: Not used -
16 ^2008: Not used -
17 Suspension control unit 5
18 Gear shift control unit 5
19 Parking system control unit 5
20 CAN data bus, gateway control unit 5
21  Headlight range control unit 5
22  SRS electronic control unit 5
23 Seat heater 5
24 ^2006: Not used -
25 Special automotive equipment 25
26 15
27 15
28 Special vehicle equipment, tachograph 5/10
29 Special automotive equipment 10/15
30 5/15/10
31 Special vehicle equipment, tachograph, alarm 5/25/10
32 Accessory Power Connector 15/25/10
33 Special automotive equipment 15
34 empty -
35 empty -
36 empty -
Diagram of elements in the passenger side block (2008 - 2011 model year)
No. A Purpose
Panel A (black)
A1 15 Advanced Key control module
A2 20 Front cigarette lighter fuse
A3 5 Tire pressure monitoring system
A4 20 Front outlet (center console)
A5 15 Passenger Intelligent Power Module (Glove Box Lock)
A6 15 Right door control module
A7 20 Sunroof
A8 10 A/C control
A9 30 Seat heating front
A10 10/7.5 2008: MMI, Antenna Amplifier (10A);
2009-2011: MMI (7.5A)
A11 10 Seat adjustment (passenger)
A12 5 connection
Panel B (brown)
B1 20/30 Electric fuel pump
B2 15 Adaptive air suspension
B3 10 lane assistant
B4 5 2008: not used;
2009-2011: Audi Side Assist
B5 5 Adaptive air suspension
B6 5 Automatic transmission shift gear / clutch switch
B7 5 Acoustic parking system
B8 5 Gateway control module
B9 5 Automatic headlight beam throw adjustment (auxiliary high beam), electronic headlight, right side
B10 5 Air bag
B11 5 Heated rear seats
B12 5 telephone

Location of relay modules in the vehicle interior
An additional relay box is located under the dashboard on the driver's side.

Description of the optional relay box

General form.

Diagram.
No. Purpose
1 Supply relay (terminal 15) -J329-
2 Headlight washer relay -J39-
3 Spare
4 Starter relay -J53-
5 Supply relay (terminal 75x) -J694- (up to 04.2005)
6 Starter relay 2 -J695-
7 Signal relay -J4-
7 Power supply relay (terminal 75x) -J694- (as of 05.2005)
8 Spare
9 Spare
A ABS control unit fuse 1 -S123- (40A)
B Spare
C Spare
D Spare

In the underhood space


The main unit is located near the battery.

Diagram of the main engine fuse block
No. Description A
1 Vacuum pump for brake booster 15
2 Engine management system 15/20/30
3 coolant circulation 10/15
Additional coolant pump
Exhaust camshaft valve
Electro-hydraulic left engine mount
Intercooler coolant pump
MAP-controlled engine cooling thermostat
Right electro-hydraulic engine mount solenoid
Camshaft adjustment
Swirl solenoid valve
Intake camshaft valve
4 Electronic engine control unit 15
5 Engine management system 10/15
6 15
7 15
8 ^2008: Electronic engine control unit 5
9 Cooling fan motor 5
10 Electronic gearbox control unit 10


Additional block on the left.

Add. engine compartment block
No. Description
F1
F2 (50A) Gasoline: Exhaust air system
F3 (40A) Active suspension system
F4 (15A) Gasoline: Cooling fan motor
F5
F6
F7
one
2 Active Suspension Compressor Relay
3 Diesel: Glow Plug Relay
4
Battery powered power board
No. Decryption
F1 empty
F2  Cooling fan motor (40A/60A)
F3
F4 empty
F5 empty
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