What does code P1508 mean on Kia vehicles?
The ECU detects a high voltage condition in the idle air control valve closing coil.
OBD-II Code Kia
P1508 — Kia — Idle Air Control Valve Closing Coil Voltage High
The ECU detects a high voltage condition in the idle air control valve closing coil.
Common symptoms
- Unstable idle
Possible causes
- Faulty IAC valve closing coil
Initial recommendation
Inspect idle air control valve closing coil and wiring.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine Kia code P1508 with your vehicle's actual symptoms for more complete diagnostic guidance.
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