p0507
Moderate
Hyundai · Sedans
Idle Air Control System RPM High
Quick Answer
Error code P0507 on your Hyundai Sedans means: Idle Air Control System RPM High. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Vacuum leak in intake system
  2. Dirty idle air control valve
  3. Faulty throttle position sensor
  4. Carbon buildup in engine
  5. Intake manifold gasket leak
How to Fix It
1
Connect OBD-II scanner to confirm P0507
2
Visually inspect for vacuum leaks
3
Clean idle air control valve with carburetor cleaner
4
Check throttle position sensor resistance
5
Perform fuel system cleaning to remove carbon
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
Intake manifold gasket
Idle air control valve
Throttle position sensor
Carburetor cleaner
Related Error Codes
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