Diagnostic Test
- VERIFY ACTIVE DTC NOTE:
Make sure the IOD fuse is installed and battery Voltage is between 10 and 16 Volts before proceeding.
- Turn the ignition on.
- Using a scan tool, read DTCs.
Is the U0114-LOST COMMUNICATION WITH FINAL DRIVE CONTROL MODULE (FDCM) (ASBS) DTC active?
Yes
- Refer to Diagnosis and Testing . and perform the U0114-LOST COMMUNICATION WITH FINAL DRIVE CONTROL MODULE (FDCM) (ASBS) diagnostic procedure.
No
- Refer to Diagnosis and Testing . and perform the Stored Lost Communication DTCs diagnostic procedure.