What does code P1505 mean on Hyundai vehicles?
The opening coil circuit of the idle air control valve is open, preventing proper idle air regulation.
OBD-II Code Hyundai
P1505 — Hyundai — IAC Valve Opening Coil Circuit Open
The opening coil circuit of the idle air control valve is open, preventing proper idle air regulation.
Common symptoms
- Unstable idle speed
Possible causes
- Faulty IAC valve opening coil
- broken wiring
Initial recommendation
Test IAC valve resistance and wiring, replace valve if open circuit is confirmed.
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.
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