LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 10L80 (MHS MHU MQC) - Diagnostic Information And Procedures (1 Of 2) >> Diagnostic Information and Procedures >> DTC P0716, P0717, P07BF, P07C0, P1783, or P17CE >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify the scan tool parameter: Sensor Supply Circuit Status = Okay
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  3. Engine - Running
  4. Transmission - Park
  5. Verify the scan tool parameter: Input Shaft Speed Sensor = Engine Speed - The value should change smoothly and gradually as the engine speed is increased and decreased.
    • If not the specified value 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified value 
  6. Drive Wheels - Blocked
  7. Parking Brake - Applied
  8. Transmission - Reverse
  9. Verify the scan tool parameter: Input Shaft Speed Sensor = 0 RPM
    • If not the specified state 

      Refer to: Circuit/System Testing

    • Go to next step: If the specified state 
  10. 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 
  11. All OK.