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Home >> Hyundai >> 2007 >> Azera GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC Troubleshooting Procedures >> DTC P0506 Idle Air Control System-Rpm Lower Than Expected >> System Inspection
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System Inspection

  1. Check intake system for blockage
    1. Visually/physically inspect the following items:
      • Air cleaner filter element for excessive dirt or for any foreign objects
      • Hoses of intake system for blockage
      • Throttle body inlet for damage or for any foreign objects
      • Throttle plate for carbon deposits
    2. Has a problem been found in any of the above areas?

      YES 

      NO 

      • Clear DTC and Test-drive under enable conditions above-mentioned. After the test, If this DTC is set, go to Inspection & Repair procedure. If not, troubleshooting is completed.
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