p0507
Moderate
Genesis · Sedans
Idle Air Control System Malfunction - RPM Higher Than Expected
Quick Answer
Error code P0507 on your Genesis Sedans means: Idle Air Control System Malfunction - RPM Higher Than Expected. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Check for vacuum leaks using smoke test
2
Inspect throttle body for carbon buildup and clean
3
Test throttle position sensor response
4
Verify intake air temperature sensor resistance
5
Adjust idle speed if necessary using diagnostic tool
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Throttle body cleaner
Throttle position sensor
Intake gaskets
Vacuum hoses
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