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Home >> GMC >> 2016 >> Terrain SL, Gas >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Controls And Fuel - 3.6L (LFX) - DTC P0010 To DTC P0346) >> Diagnostic Information and Procedures >> DTC P0192 or P0193: Fuel Rail Pressure Sensor Circuit >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition ON.
  2. Verify DTC P0641, P0651, P0697, or P06A3 is not set.
    • If none of the DTCs are set 
  3. Engine running.
  4. Verify the scan tool Fuel Rail Pressure Sensor parameter is between 0.25-4.75 V.
    • If not between 0.25-4.75 V 

      Refer to Circuit/System Testing.

    • If between 0.25-4.75 V 
  5. Verify the scan tool Fuel Rail Pressure Sensor increases or decreases when commanding an increase and decrease in Fuel Rail Pressure with a scan tool.
    • If the parameter does not change 

      Refer to Circuit/System Testing.

    • If the parameter changes 
  6. 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.
  7. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • If the DTC does not set 
  8. All OK.
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