B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH

For a complete wiring diagram, refer to the Wiring Information.

Possible Causes

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.

Possible Causes
LOSS OF COMMUNICATION BETWEEN ORC AND TIPM
MISSING CAN BUS CONFIGURATION MESSAGE
CORRUPT CONFIGURATION MESSAGE
OCCUPANT RESTRAINT CONTROLLER (ORC)

1. CHECK FOR ACTIVE B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH

1.	With the scan tool, read Occupant Restraints Controller (ORC) DTC.

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

Yes

Go To 2

Go To 5

2. CHECKING FOR CORRUPT CONFIGURATION MESSAGE

1.	With the scan tool, read Occupant Restraints Controller (ORC) DTC.

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

Yes

Perform the U1414-IMPLAUSIBLE/MISSING ECU NETWORK CONFIGURATION DATA diagnostic procedure. (Refer to 28 - DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Diagnosis and Testing).

Go To 3

3. CHECKING FOR LOSS OF CAN BUS CONFIGURATION MESSAGE

1.	With the scan tool, read Occupant Restraints Controller (ORC) DTC

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

Yes

Perform the U1415-IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION DATA diagnostic procedure. (Refer to 28 - DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Diagnosis and Testing).

Go To 4

4. CHECKING FOR LOSS OF COMMUNICATION WITH THE TIPM

1.	With the scan tool, read Occupant Restraints Controller (ORC) DTC.

Does the scan tool display an active: U0141-LOST COMMUNICATION WITH IPM (FCM/TIPM)?

Yes

(Refer to 28 - DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Diagnosis and Testing) and perform the U0141-Lost Communication with IPM (FCM/TIPM) diagnostic procedure.

Go To 6

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

1.	With the scan tool, record and erase all DTC from the Occupant Restraint Controller.

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

3.	Wait one minute, and read active and stored codes.

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

Yes

For active DTC-Go To 2

Yes

For stored-Go To 6

Perform the AIRBAG SYSTEM VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure).

6. REPLACE THE ORC

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.

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. Failure to follow these instructions may result in possible serious or fatal injury.

Repair

Replace the ORC in accordance with the Service Information.
Perform the AIRBAG SYSTEM VERIFICATION TEST. (Refer to 28 - DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure).