P0570low severityPowertrain
Cruise Control Accel Signal Malfunction
on 2002 Audi A6 3.0L V6 · AWD
What this code means
The PCM has detected a fault in the cruise control accelerate signal circuit. This may prevent increasing speed via the cruise control system.
Symptoms
- Accel function inoperative
- Cannot increase cruise speed
- No response to accel button
Common causes
- Faulty cruise control switch
- Wiring or connector fault
- Clock spring failure
- PCM fault
Diagnostic steps
- Test accel switch signal
- Inspect wiring continuity
- Confirm signal at PCM
- Replace switch or repair circuit
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