Diagnostic Test
VERIFY THE DTC IS ACTIVE
NOTE:
Make sure the IOD fuse is installed and battery Voltage is between 10 and 16 Volts before proceeding.
- Turn the ignition on.
- With the scan tool, read DTCs.
Is the DTC active at this time?
Yes
- Refer to DTC INDEX article and perform the U0114-LOST COMMUNICATION WITH FINAL DRIVE CONTROL MODULE (FDCM) (DTCM) diagnostic procedure.
No
- Refer to DIAGNOSIS AND TESTING and perform the STORED LOST COMMUNICATION DTCs diagnostic procedure.