What does code P0579 mean?
An erratic cruise control signal is detected by the ECU.
OBD-II Code
P0579 — Cruise Control Related Malfunction
An erratic cruise control signal is detected by the ECU.
Common symptoms
- Inconsistent cruise control operation
Possible causes
- Loose wiring
- intermittent electrical contact
Initial recommendation
Inspect wiring harness and secure loose connections.
Safety notice
This information is for guidance only and does not replace a physical vehicle inspection or diagnosis by a qualified mechanic. If the vehicle has severe power loss, smoke, a fuel odor, overheating, brake or steering problems, or any unsafe behavior, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine code P0579 with your vehicle's actual symptoms for more complete diagnostic guidance.
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