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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 6T30 (MH9) Or 6T40 (MH8) - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P0716, P0717, P07BF or P07C0: Input Speed Sensor >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the scan tool ISS/OSS Supply Voltage parameter displays OK.
    • If OK is displayed 
  3. Engine idling, transmission in Park.
  4. Verify the scan tool Transmission ISS parameter changes without spikes or dropouts, while varying the engine speed.
    • If the Transmission ISS does not change with engine speed or has spikes or dropouts 

      Refer to Circuit/System Testing .

    • If the Transmission ISS changes with engine speed and there are no spikes or dropouts 
  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 does not set 
  7. All OK.
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