B1BAA Jeep OBD Code Definition:
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 TIPM.
| 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
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
No
- Go To 5
2. CHECKING FOR CORRUPT CONFIGURATION MESSAGE
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 test.
No
- Go To 3
3. CHECKING FOR LOSS OF CAN BUS CONFIGURATION MESSAGE
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 test.
No
- Go To 4
4. CHECKING FOR LOSS OF COMMUNICATION WITH THE TIPM
With the scan tool, read Occupant Restraints Controller (ORC) DTC.
Does the scan tool display an active: U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE (TOTALLY INTEGRATED POWER MODULE)?
Yes
- Perform the U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE
(Refer to 8 – ELECTRICAL/ELECTRONIC
CONTROL MODULES – DIAGNOSIS AND TESTING)
No
- Go To 6
5. VERIFYING STORED B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH DTC
- With the scan tool, record and erase all DTC from the Occupant Restraint Controller.
- Turn the ignition off, and wait 15 seconds, then turn the ignition on.
- 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
No
- Perform *OCM SYSTEM VERIFICATION TEST.
6. REPLACE THE ORC
WARNING:
To avoid serious or fatal injury, 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 serious or fatal injury.
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 *OCM SYSTEM VERIFICATION TEST.