P0570
Cruise Control Accel Signal Malfunction
The cruise control accelerate input signal is implausible — switch contacts welded, wiring fault, or stalk defect. The ECU disables cruise control to prevent unintended acceleration.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Cruise switch contacts faultyCommon
- Wiring or connector faultPossible
Parts involved
- Cruise Control Switch
- Cruise Wiring
P0570 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.