Circuit/System Verification

Ignition ON.
Verify the scan tool ISS/OSS Supply Voltage parameter displays OK.
- If OK is not displayed
  Refer to Circuit/System Testing .
- If OK is displayed
Verify the scan tool Transmission OSS parameter changes with vehicle speed or does not drop out, while operating the vehicle at 16-32 km/h (10-20 mph).
- If the Transmission OSS does not vary with vehicle speed or drops out
  Refer to Circuit/System Testing .
- If the Transmission OSS varies with vehicle speed and does not drop out
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 does not set
All OK.