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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P040B - P204D)) >> Diagnostic Information And Procedures >> DTC P163B: Control Module Fuel Pressure Regulator 2 Control System Circuitry Performance >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON.
  2. Verify with a scan tool that DTC P0689, P0690, P1682, P2294, P2295 or P2296 is not set.
    • Go to next step: If DTC P0689, P0690, P1682, P2294, P2295 or P2296 is not set 
  3. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed in the Freeze Frame/Failure Records data.
  4. Verify the DTC does not set.
    • If DTC P163B is set 

      Refer to Circuit/System Testing

    • Go to next step: If DTC P163B is not set 
  5. All OK.
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