Interrogate OCM

INTERROGATE OCM

- When Monitored:
With the ignition on.

- Set Condition:
The Occupant Classification Module (OCM) broadcasts a status message on the Bus that provides classification and system fault data to the Occupant Restraint Controller (ORC). The ORC will set this DTC if the message indicates that an active fault is present in the Occupant Classification Module.

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Restraints System Pre-Diagnostic Procedure.

Diagnostic Test

1. DETERMINE ACTIVE OR STORED DTC
NOTE: Repair all other active ORC DTC before proceeding with this test.

NOTE: Ensure that the battery is fully charged.

Turn the ignition on.
With the scan tool, read active OCM DTC.
Select ACTIVE or STORED DTC:

ACTIVE DTC

- Go To2

STORED DTC

- Perform *RESTRAINTS SYSTEM INTERMITTENT TEST. Restraints System Intermittent Test

2. CHECK FOR ACTIVE DTC IN THE OCM
Does the scan tool display any DTC?

Yes

- Diagnose and repair the DTC(s).

No

WARNING: If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to take the proper precautions could result in accidental airbag deployment and serious or fatal injury.

WARNING: To avoid serious or fatal injury, turn the ignition off, disconnect the battery and wait two minutes before proceeding.

- Replace the ORC.
- Perform *RESTRAINTS SYSTEM VERIFICATION TEST. Verification Tests