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Home >> Chevrolet >> 2020 >> Camaro SS, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Automatic Transmission - 8L45 (M5T) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0851 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Verify the correct adjustment: Range Selector Lever Cable - Refer to: Range Selector Lever Cable Adjustment
    • If not adjusted correctly 

      Adjust the shift lever and selector lever cable.

    • Go to next step: If adjusted correctly 
  2. Ignition - On / Vehicle - In Service Mode
  3. Verify the scan tool parameter: Park/Neutral Position Switch
    • Park/Neutral - When in the following mode/position: Park or Neutral
    • In Gear - When in the following mode/position: Drive or Reverse
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  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. Verify the DTC does not set.
    • If the DTC sets 

      Refer to: Circuit/System Testing

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