Set Condition:
The Instrument Cluster (IC) broadcasts the airbag warning indicator status on the Bus. The Occupant Restraint
Controller (ORC) expects this status message once every second. The ORC will set this DTC immediately if
the status is OPEN.

Possible Causes

INSTRUMENT CLUSTER (IC)

OCCUPANT RESTRAINT CONTROLLER
(ORC)

Diagnostic Test

DETERMINE ACTIVE OR STORED DTC

NOTE: Ensure that the battery is fully charged.

WARNING: When disconnecting or connecting airbag system components, the ignition must be turned off
and the battery must be disconnected.

Turn the ignition on.

Select ACTIVE or STORED DTC:

ACTIVE DTC

Go To 2

STORED DTC

Go To 3

VERIFYING IC INDICATOR STATUS

NOTE: Diagnose and repair all active codes before diagnosing stored codes. Refer to the Table of Contents
in this Section for a complete list of airbag system diagnostic procedures.
With the scan tool, select the MONITORS and read the AIRBAG INDICATOR STATUS (Short, Open, OK).

Turn the ignition off, wait 15 seconds, then turn the ignition on.

Observe the AIRBAG INDICATOR STATUS during the IC bulb check and for 10 seconds afterwards.

Does the scan tool display AIRBAG INDICATOR STATUS: OPEN?

Yes

>> Replace the IC in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL
MODULES - STANDARD PROCEDURE).

Perform *AIRBAG SYSTEM VERIFICATION TEST - VER 1.

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

WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two min-
utes before proceeding.

Replace the ORC in accordance with Service Information.

Perform *AIRBAG SYSTEM VERIFICATION TEST - VER 1.

8O - 4

RESTRAINTS - ELECTRICAL DIAGNOSTICS

CHECKING STORED OR INTERMITTENT CODES

NOTE: Diagnose and repair all active codes before diagnosing stored codes. Refer to the Table of Contents
in this Section for a complete list of airbag system diagnostic procedures.
With the scan tool, record and erase all DTCs Airbag System Modules and IC.

Turn the ignition off, wait 15 seconds, then turn the ignition on.

With the scan tool, check for active DTCs in the ORC and IC.

Does the scan tool display any active DTCs?

Yes

>> Select the appropriate diagnostic procedure from the Table of Contents in the applicable section.

>> No problem found at this time. Erase all codes before returning vehicle to customer.

RESTRAINTS - ELECTRICAL DIAGNOSTICS

8O - 5

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