Possible cause of fault
- Fuse D7 faulty
- Relay faulty
- Micro switch faulty
- Short circuit to ground/open circuit in the wiring between instrument cluster and relay carrier or spoiler control
- Spoiler drive faultyNOTE:
- The relays are in the rear relay carrier. The spoiler is extended via relay No. 3. The spoiler is retracted via relay No. 9 (see wiring diagram)