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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 P0722, P0723, P077C, or P077D >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.
  1. Ignition - On / Vehicle - In Service Mode
  2. Verify the scan tool parameter: 9V Reference 1 Circuit Status = OK or Not Run
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  3. Road test the vehicle.
  4. Verify the scan tool parameter: Transmission OSS = The value should change smoothly and gradually as the vehicle speed is increased and decreased.
    • If the value does not change smoothly and gradually 

      Refer to: Circuit/System Testing

    • Go to next step: If the value changes smoothly and gradually 
  5. 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.
  6. 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 
  7. All OK.
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