B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH

For a complete wiring diagram Refer to Section 8W.

When Monitored:
While the CAN bus ignition status is IGN_RUN.
Set Condition:
This DTC will set if the ORC is not configured for Occupant Classification Module and the OCM is active on the CAN Bus. Note: Because all ORCs are originally configured for the OCM the ORC must learn the not equipped with OCM state from the FCM.

Possible Causes

LOSS OF COMMUNICATION BETWEEN ORC AND FCM

MISSING CAN BUS CONFIGURATION MESSAGE

CORRUPT CONFIGURATION MESSAGE

OCCUPANT RESTRAINT CONTROLLER (ORC)

1.DETERMINE ACTIVE OR STORED DTC

Does the scan tool display an active B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH DTCs?

Active DTC

Go To 2

Stored DTC

Go To 5

2.CHECKING FOR CORRUPT CONFIGURATION MESSAGE

Does the scan tool display an active U1414-IMPLAUSIBLE/MISSING ECU NETWORK CONFIGURATION DATA DTCs?

Yes

Go To U1414-IMPLAUSIBLE/MISSING ECU NETWORK CONFIGURATION DATA DTC (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNOSIS AND TESTING)

Go To 3

3.CHECKING FOR LOSS OF CAN BUS CONFIGURATION MESSAGE

Does the scan tool display an active U1415-IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION DATA DTCs?

Yes

Go To U1415-IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION DATA DTC (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNOSIS AND TESTING)

Go To 4

4.CHECKING FOR LOSS OF COMMUNICATION WITH THE FCM

Does the scan tool display an active U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE DTCs?

Yes

Go To U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE DTC (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNOSIS AND TESTING)

Go To 6

5.VERIFYING STORED B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH DTC

Does the scan tool display an active or stored B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH DTCs?

Yes

For active DTC - Go To 2

Yes

For stored - Go To 6

Perform OCS VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNOSIS AND TESTING)

6.REPLACE THE ORC

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

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.

NOTE: When reconnecting airbag system components the Ignition must be turned off and the Battery must be disconnected.

Repair

Replace the ORC in accordance with the Service Information.
Perform *ORC VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/RESTRAINTS - DIAGNOSIS AND TESTING)