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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 57 (Engine Control System Diagnosis (2 Of 2) (HEV)) >> DTC P0506: Idle Air Control System-RPM Lower Than Expected >> System Inspection >> Check for restricted intake or exhaust system

Check for restricted intake or exhaust system

WARNING: This page is about a different variant/trim than selected.
  1. Visually/physically inspect the following items:
    • Air cleaner filter element for excessive dirt or for any foreign objects
    • Throttle body inlet for damage or for any foreign objects
    • Restricted exhaust system
  2. Was a problem found in any of the above areas?

    YES 

    NO 

    • Go to next step as below.