Relay Box: Application and ID

1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Application and ID



Fuse & Relay Arrangement on the Relay Panels

Central Electric Panel, In E-Box, Footwell Front Right



1 - Load Reduction Relay, J59
2 - Dual Horn Relay, J4
3 - Headlight Washer System Relay, J39
4 - Starting Interlock Relay, J207
5 - Wiper / Washer Intermittent Relay, J31
6 - Fuel Pump (FP) Relay, J17


Relay and Fuse Panel, Electronic Box Plenum Chamber



2b - Fuse for Control Module - Automatic Transmission, S113
4 - Motronic Engine Control Module (ECM) Power Supply Relay, J271
6 - Fuse for Control Elements, S117
7 - Fuse for Injectors, S116
9 - Fuse for Ignition Coil Terminal 15, S115


Relay Panel, Under Driver's Footwell



1 - Coolant Fan Control (FC) Relay, J26
2 - Second Speed Coolant Fan Control (FC) Relay, J101
3 - Control Module for Multi-function Steering Wheel, J453
3 - Coolant Fan Control (FC) Relay, J26
4 - Control Module for Multi-function Steering Wheel, J453
4 - Second Speed Coolant Fan Control (FC) Relay, J101
6 - Turn Signal Relay, J1
7 - Power Window Circuit Breaker, Front, S43
8 - Power Window Circuit Breaker, Rear, S37


Relay and Fuse Panel, Luggage Boot Right



1 - Terminal 30 (B+) Wire Connector, TV2
2 - ABS Hydraulic Pump Fuse, S53
2 - Fuse for 1 for Control Module - ABS, S123
3 - Heated Seats Fuse, S38
6 - ABS Valves Fuse, S54
6 - Fuse for Telephone, S119
6 - Radio Fuse, S92
7 - ABS Valves Fuse, S54
7 - Radio Fuse, S92
9 - Fuse for Telephone, S119
15 - Power Seat Fuse, S45


Auxiliary Fuse and Relay Panel, In E-Box, Footwell Front Right



1 - Fog Light Relay, J5
3 - Power Seat Circuit Breaker, S80
3 - Power Seat Circuit Breaker 2, S80
4 - Power Seat Circuit Breaker 1, S44
4 - Power (Memory) Seat Circuit Breaker, S44
5 - Daytime Running Lights Switch-On Relay, J90
7 - Blower Fan Fuse, S25


Relay Panel, In E-Box, Footwell Front Right



1 - Lamp Control Module, J123
4 - Wiper/Washer Intermittent Relay, J31
5 - Relay for Entry and Floor Light, J348
6 - Lamp Control Module, J123
7 - Solar Cell Separation Relay, J309
8 - Daytime Running Lights Change-Over Relay, J89
9 - Wiper/Washer Intermittent Relay, J31
10 - Control Module for Mirror Fold-Away Function, J351
11 - Emergency Flasher Relay, J2
12 - Servotronic Control Module, J236
13 - Selector Lever Light Relay, J307
14 - A/C Clutch Relay, J44
15 - Control Module for Mirror Fold-Away Function, J351


RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.