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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Engine Controls And Fuel - 2.0L (LUZ) Diesel - DTC P0430 To DTC P2080) >> Diagnostic Information and Procedures >> DTC P1046, P20A0, P20A2 or P20A3: Reductant Purge Valve Control Circuit >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition On.
  2. Command the Reductant Purge Valve On and Off with a scan tool. You should hear an audible click
    • If an audible click is not heard 

      Refer to Circuit/System Testing.

    • If an audible click is heard 
  3. Command the Reductant Purge Valve On and Off with a scan tool while observing the Reductant Purge Solenoid Valve Control Circuit Status parameter. The parameter should display OK or Not Run.
    • If OK or Not Run is not displayed 

      Refer to Circuit/System Testing.

    • If OK or Not Run is displayed 
  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 sets 

      Refer to Circuit/System Testing.

    • If the DTC sets 
  6. All OK.
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