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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Control System Diagnosis - 3.3L (3 Of 9)) >> DTC P0172-00: System Too Rich (Bank 1) >> System Inspection >> Check blocking of intake system

Check blocking of intake system

WARNING: This page is about a different variant/trim than selected.
  1. Visually and physically inspect the intake system for conditions listed below:
    • Condition of the throttle body and gaskets
    • Restrictions of the intake system
    • Improper injection flow or leakage
  2. Has a problem found in this procedure?

    YES 

    NO 

    • Go to "Check fuel pressure" as follows.