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.

1. DETERMINE ACTIVE OR STORED DTC

NOTE: Repair all other active ORC DTC before proceeding with this test. Testing and Inspection .

NOTE: Ensure that the battery is fully charged.

1. Turn the ignition on.
2. With the scan tool, read active OCM DTC.

Select ACTIVE or STORED DTC:

ACTIVE DTC

- Go To 2

STORED DTC

- Perform the RESTRAINTS SYSTEM INTERMITTENT TEST. Restraint 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). Testing and Inspection.

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: Turn the ignition off, disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

- Replace the ORC.
- Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Restraints System Verification Test.