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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls/Fuel - 1.8L (LUW, LWE) - DTC P0443 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2070 or P2071 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition ON
  2. Verify that DTC P0660, P0661, P0662, P2077, or P2078 is not set.
    • If none of the DTCs are set. 
  3. Verify the Q22 Intake Manifold Tuning Solenoid Valve Opens and Closes when commanding the Intake Manifold Tuning Control Valve Open and Closed with a scan tool.
    • If the valve Opens and Closes 
  4. 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.
  5. Verify the DTC does not set.
    • If the DTC does not set 
  6. All OK
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