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Home >> Kia >> 2019 >> Forte S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 6) >> DTC P016B-00: Closed Loop Air/Fuel Ratio Control At Limit-System Too Rich >> System Inspection >> Intake/Exhaust System Inspection For Restriction Or Leakage >> Inspection Procedure

Inspection Procedure

  1. Visually and/or physically inspect for the following conditions;
    • Vacuum hoses for splits, kinks and improper connections.
    • Throttle body gasket.
    • Gasket between intake manifold and cylinder head.
    • Seals between intake manifold and fuel injectors.
    • Exhaust system between O2 sensor and the three-way catalyst for air leakage.
    • Air cleaner filter element for excessive dirt or for any foreign objects.
    • Throttle body inlet for damage or for any foreign objects.
    • Throttle bore and throttle plate for chocking and for any foreign objects.
    • Restricted exhaust system.
  2. Has any problems been found?

    Good 

    NO Good 

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