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Home >> Jeep >> 2008 >> Liberty Limited, 4WD, Part Time >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> DTCS B1BA6 To B1C4A >> B1BAA-Occupant Classification Module Configuration Mismatch >> Diagnostic Test
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Diagnostic Test

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

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

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

    Yes 

    1. Go To  2.

    No 

    1. Go To  5.
  2. CHECKING FOR CORRUPT CONFIGURATION MESSAGE 

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

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

    Yes 

    1. Perform the U1414-IMPLAUSIBLE/MISSING ECU NETWORK CONFIGURATION DATA diagnostic test.

    No 

    1. Go To  3.
  3. CHECKING FOR LOSS OF CAN BUS CONFIGURATION MESSAGE 

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

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

    Yes 

    1. Perform the U1415-IMPLAUSIBLE/MISSING VEHICLE CONFIGURATION DATA diagnostic test.

    No 

    1. Go To  4.
  4. CHECKING FOR LOSS OF COMMUNICATION WITH THE TIPM 

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

    Does the scan tool display an active: U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE (TOTALLY INTEGRATED POWER MODULE)? 

    Yes 

    1. Perform the U0141-LOST COMMUNICATION WITH FRONT CONTROL MODULE. Refer to DIAGNOSIS AND TESTING .

    No 

    1. Go To  6.
  5. VERIFYING STORED B1BAA-OCCUPANT CLASSIFICATION MODULE CONFIGURATION MISMATCH DTC 

    With the scan tool, record and erase all DTC's 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 DTCs? 

    Yes 

    1. For active DTC-Go To  2.

    Yes 

    1. For stored-Go To  6.

    No 

    1. 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.

    Repair 

    1. Replace the ORC in accordance with the Service Information.
    2. Perform *OCM SYSTEM VERIFICATION TEST .
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