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Home >> Chevrolet >> 2022 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (4 Of 5)) >> Diagnostic Information and Procedures >> DTC P200A >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On / Vehicle - In Service Mode
  2. Verify DTC P10C1, P10EC, P10ED, P2006, P2008, P2010, P2016, P2017, P201B, P20F8, U064F is not set.
    • Go to next step: If the DTC is not set 
  3. Clear the DTCs.
  4. Ignition Off - For greater than 1 min
  5. Ignition - On / Vehicle - In Service Mode
  6. Verify DTC P200A is not set.
    • If the DTC sets 
    1. Ignition/Vehicle - Off
    2. Remove - Intake Manifold
    3. Verify the following conditions do not exist: Blade @ Q22 Intake Manifold Tuning Solenoid Valve
      • Binding or Sticking @ Open/Close - Position
      • Closed @ Engine Off
      • Coking/Debris / Dirty / Visible Damage
      • Open/Close - Without spring pressure

        Refer to: Intake Manifold Replacement

      • If a condition exists - Repair or replace as necessary
    • Go to next step: If the DTC does not set 
  7. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.

    Verify the DTC does not set.

    • If the DTC sets 

      Repeat step 2

    • Go to next step: If the DTC does not set 
  8. All OK.