Circuit/System Verification
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON.
- Verify DTC P0651 is not set.
- If the DTC is set
Refer to DTC P0641, P0651, P0697, or P06A3 (LF4)DTC P0641, P0651, P0697, or P06A3 (LGX) .
- If the DTC is not set
- If the DTC is set
- Verify the scan tool Gear Shift Position Sensor parameter displays the following duty cycle as the gear shift lever is moved through each gear position:
- 10-31% duty cycle for Gear 1 and Gear 2
- 28-53% duty cycle for Gear 3, Neutral 3-4 Gate, and Gear 4
- 44-73% duty cycle for Gear 5 and Gear 6
- 60-90% duty cycle for Reverse Gear
- If the Gear Shift Position Sensor parameter is not within the specified range
Refer to Circuit/System Testing.
- If the Gear Shift Position Sensor parameter is within the specified range
- Operate the vehicle within the conditions for running the DTC to verify the DTC does not set. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
- If the DTC sets
Refer to Circuit/System Testing.
- If the DTC does not set
- If the DTC sets
- All OK.