Fault Code P0578
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0578
Vehicle Speed / Idle / Auxiliary Input Fault
Code P0578 indicates a fault in the cruise control 'MULTI-FUNCTION' input circuit, meaning a problem with a multi-function switch or its wiring.
Part Details
Part Name
Multi-Function Cruise Control Switch
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪400 - ₪1200
Engine Location
Steering wheel
Symptoms
- Cruise control not working
- Check Engine Light illuminated
- Some cruise control functions unresponsive
- Inconsistent cruise control operation
Possible Causes
- 1Faulty multi-function cruise control switch
- 2Damaged wiring to the switch
- 3Loose connection or corrosion
- 4Faulty cruise control module
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