Audi A8-S8 (D4-4H) (2009-2018) Fuse Box Location & Diagram

Welcome to the comprehensive fuse box user-manual for the third-generation Audi A8-S8 (D4-4H), spanning the years 2009 to 2018. Within this guide, we will delve into the intricacies of the fuse box system, providing you with detailed fuse box diagrams for Audi A8 and S8 models of 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018. Discover the precise location of the fuse panels within your vehicle, as well as gain a thorough understanding of the assignment and layout of each fuse. Whether you’re in need of replacing a blown fuse or simply seeking a better understanding of your vehicle’s electrical system, this user-manual will serve as an indispensable resource for Audi A8 and S8 owners alike.

The cigar lighter and power outlet fuses in the Audi A8 can be found at fuse No. 3 and No. 6 within the fuse panel D located in the luggage compartment.

Left Side of the Cockpit

Fuse Box location

The fuse box is conveniently situated on the left side of the cockpit, concealed behind a protective cover.

Fuse Box diagram

The table below displays the assignment of fuses on the left side of the cockpit (driver side).

No.AmpDescription
Fuse Panel B
15AHeadlight control switch
25AEmergency start coil (key identification)
37.5ARear door control module (driver’s side)
515AHorn
67.5AInterior lights (headliner)
87.5ASteering column lever, multifunction steering wheel controls, steering wheel heating
105APower steering column adjustment
117.5ADriver door control module
1210ADiagnostic connector, light/rain sensor
1425APower steering column adjustment
1520APower steering, AC compressor
1615ABrake booster
Fuse Panel C
130AFront seat heating
230AWindshield wiper
330AFront exterior lighting
420ASun roof
530ADriver power window
615ADriver seat (pneumatic)
720APanoramic sunroof
835ADynamic steering
930AFront exterior lighting
1035AWindshield/headlight washer system
1130ARear power window (driver’s side)
1240APanoramic sunroof

Right Side of the Cockpit

Fuse Box location

The fuse box is conveniently positioned on the right side of the cockpit, concealed behind a protective cover.

Fuse Box diagram

The table below displays the assignment of fuses on the right side of the cockpit (passenger side).

No.AmpDescription
Fuse Panel B
15AAnti-theft alarm system
215ATransmission control module
340AFront climate control fan
435AEngine supply
5Empty
65AEngine control module
77.5AFront passenger door control module
830AFront passenger power window
910AESC control module
1025AESC control module
1130ARight rear power window
1215AFront passenger seat (pneumatics)

Inside the Luggage Compartment

Fuse Box location

The fuse box is situated beneath the backrest of the seat on the right side within the luggage compartment, concealed behind the trim panel.

Fuse Box diagram

The table below displays the assignment of fuses inside the luggage compartment.

No.AmpDescription
Fuse Panel A
15Abutton, data logger, diagnostic connector, BCM-1, adaptive lighting system
25ANetworking gateway
35AAdaptive air suspension
45AParking system
55ASteering column lever
65ASuspension control system sensor
75ABelt tensioners, airbag control module
85AHeated washer fluid nozzles, HomeLink (garage door opener), night vision system control module, sport differential, ionizer
95AElectromechanical parking brake control module
105ARear seat heating, cooler, interior rearview mirror
115ADynamic steering
125ASelector lever, BCM-2
135AAudi side assist
145AEngine control module
1540AStarter
165A/10ALeft headlight/Headlight range control system
Fuse Panel B
125ALeft reversible belttensioner
225ARight reversible belt tensioner
35AStarter diagnosis
47.5ADC/DC converter
57.5AAdaptive cruise control
610ARight headlight (headlight with adaptive light)
75AESC control module
85ASound actuator, AEM control module
910AAdaptive cruise control
105ATransmission control module
115AClimate control system sensors
Fuse Panel C
15AElectromechanical parking brake
25ASuspension control system sensor
37.5ARiqht rear door control module
45ASmart modul tank
515AFront climate control system controls
610ARear climate control system controls
75ANetworking gateway
815ACooler
95AInterface for special functions
105ACell phone adapter, Bluetooth handset
1115AAEM control module
1210ASelector lever
1310AAmbient lighting
1420ARear exterior lighting
1525AFuel pump
1630AElectromechanical parking brake
Fuse Panel D
320ARear sockets
515AAdaptive air suspension
625A115-V socket
730AElectromechanical parking brake
825ARear seat heating
920ARear exterior lighting
1020ARear climate control system blower
1120ARear sun shade, closing aid, luggage compartment lock, keyless go/entry, fuel filler door
1230ALuggage compartment lid control module
Fuse Panel E
15ARear seat adjustment buttons
37.5ALeft rear seat (pneumatics)
520ATrailer hitch control module
630ALeft rear seat
730ARight rear seat
820ATrailer hitch control module
915ATrailer hitch control module
107.5ARight rear seat (pneumatics)
Fuse Panel F
130ARadio receiver/sound amplifier
230ASound amplifier
310ARear Seat Entertainment, radio receiver/sound amplifier
55AAutomatic dimming interior rearview mirror
65ADVD changer
75ATV tuner
87.5AMMI unit/drives
95AInstrument cluster, analog clock
105AMMI Display
117.5ARadio receiver
125ARearview camera (parking aid), Top view

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