Diagnostic Test
VERIFY THE DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE
NOTE:
Make sure the IOD fuse is installed and the battery is fully charged before proceeding.
- Turn the ignition on.
- With the scan tool, read active DTCs.
Is this DTC active?
Yes
- Refer to DIAGNOSTIC CODE INDEX and perform the U0154-87-LOST COMMUNICATION WITH OCCUPANT CLASSIFICATION MODULE-MISSING MESSAGE diagnostic procedure.
No
- Perform the Stored Lost Communication DTCs diagnostic procedure. Refer to the STORED LOST COMMUNICATION DTCS .