Audi A4 / S4 (B7; 2004-2008) fuses and relays

Component Location

1. Main fuse
2. Connector station – Right A-pillar
3. Connector station – RF seat wiring
4. Relay panel (9-position) at Vehicle Electrical System Control Module
5. Relay panel (4-position) with threaded connection
6. Connector station – LF seat wiring
7. Fuse panel
8. Connector station – Left A-pillar
9. Connector station with threaded connection
10. Relay panel (4-position)

Instrument Panel Fuse Box

Fuse Box Location

The fuses are behind a cover on the driver’s side. Carefully pry the face cover off the instrument panel using the ignition key or a screwdriver.

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