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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Controls And Fuel - 2.0L (LTG) - Diagnostic Information And Procedures (P0335 - P26C8) And Symptoms) >> Diagnostic Information And Procedures >> DTC P127C, P128A, P128B, P128C, P128D, P128F, P16E4 Or P16E5: Fuel Rail Pressure Sensor >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition On.
  2. Verify that DTC P0641, P0651, P0697 or P06A3 is not set.
    • Go to next step: If none of the DTCs are set 
  3. Verify that DTC P0182, P0183, P0187, P0188, P111F, P126E, P126F, P128A, P128B, P128C, P128D, P128F, P16E4, or P16E5 are not set.
    • If DTC P128A, P128B, P128C, P128D, or P128F are the only DTCs set 

      Test or replace the B310 Fuel Pressure/Temperature Sensor.

    • If DTC P0183, P0184, P0187, P0188, P111F, P126E, P126F, P16E4, or P16E5 is set with any of the DTCs 

      Refer to Circuit/System Testing.

    • Go to next step: If none of the DTCs are set 
  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.

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