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Home >> Chevrolet >> 2017 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - 9T50 (M3E) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0716, P0717, P07BF or P07C0: Input Speed Sensor >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition - On / Vehicle - In Service Mode
  2. Verify the scan tool parameter: 9V Reference 1 Circuit Status=OK
    • If not the specified state 

      Refer to Circuit/System Testing

    • If the specified state, go to next step 
  3. Engine Running
  4. Transmission in Park
  5. Verify the scan tool parameter: Transmission ISS=Engine Speed.
    • If not the specified state 

      Refer to Circuit/System Testing

    • If the specified state, go to next step 
  6. Transmission in Reverse
  7. Verify the scan tool parameter: Transmission ISS=0 RPM
    • If not the specified state 

      Refer to Circuit/System Testing

    • If the specified state, go to next step 
  8. 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

    • If the DTC is not set, go to next step 
  9. All OK.
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