P0507Medium urgency
Idle Air Control System RPM Too High
Engine · Idle Air Control
⚠️ Safe to drive — high idle is annoying but not immediately dangerous.
What this means
The engine idle speed is higher than the target RPM.
Likely causes
- Vacuum leak in intake systemMost common
- Stuck-open IAC valveMost common
- Dirty throttle bodyCommon
- Failed throttle position sensorLess common
Estimated repair cost
Vacuum leak repair$75 – $250
IAC valve replacement$100 – $300
Throttle body cleaning$75 – $200
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Frequently asked questions about P0507
What does P0507 mean?
The engine idle speed is higher than the target RPM.
Is P0507 serious?
Safe to drive — high idle is annoying but not immediately dangerous.
How much does it cost to fix P0507?
Repair costs for P0507 range from $75 – $250 depending on the root cause and your vehicle.
Can I drive with P0507?
You can drive short distances but should have it repaired within 1–2 weeks to prevent further damage.