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Home >> Jeep >> 2011 >> Liberty Renegade, Part Time >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Occupant Restraint Controller (Orc) - Electrical Diagnostics >> DTC Troubleshooting >> B1C3A-1ST Row Driver Retractor PRETENSIONER Circuit Open >> Diagnostic Test
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Diagnostic Test

  1. VERIFY ACTIVE DTC 
    NOTE:

    Make sure the battery is fully charged.

    NOTE:

    The scan tool, SRS Load Tool Kit (special tool #8443A, SRS Load Tool) and DVOM are required to perform the following test.

    1. Select Active or Stored DTC.

      Is the DTC active or stored?

      Yes 

      • Go To  2.

      No 

  2. CHECK FOR DRIVER SEAT BELT RETRACTOR TENSIONER CIRCUIT OPEN 
    Fig 1: Checking For Shorted Driver Seat Belt Retractor Tensioner
    GC0101213Courtesy of CHRYSLER LLC
    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.

    1. Disconnect the Driver Seat Belt Retractor Tensioner connector.
      NOTE:

      Check connectors - Clean and repair as necessary.

    2. Connect the SRS Load Tool Kit (special tool #8443A, SRS Load Tool) and the SRS Load Tool Jumper (special tool #8443-4, Jumpers, 2 Pin) to the Driver Seat Belt Retractor Tensioner connector.
      WARNING:

      Turn the ignition on, then reconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

    3. With the scan tool, read the active ORC DTCs.

      Does the scan tool display: B1C3A-1ST ROW DRIVER RETRACTOR PRETENSIONER CIRCUIT OPEN?

      Yes 

      • Go To  3.

      No 

      • Replace the Driver Seat Belt Retractor Tensioner in accordance with the Service Information.
      • Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to AIRBAG SYSTEM VERIFICATION TEST .
  3. CHECK (R505) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 1 CIRCUIT FOR AN OPEN 
    Fig 2: Checking Driver Seat Belt Retractor Tensioner Line 1 Circuit For An Open
    GC0138370Courtesy of CHRYSLER LLC
    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.

    1. Disconnect the SRS Load Tool Kit (special tool #8443A, SRS Load Tool) and Jumper from the Driver Seat Belt Retractor Tensioner connector.
    2. Disconnect the ORC connectors.
      NOTE:

      Check the connectors - Clean and repair as necessary.

    3. Connect the SRS Load Tool Adaptor (special tool #8443-25, 56 Way ACM Adapter) to the ORC connectors.
    4. Measure the resistance of the (R505) Driver Seat Belt Retractor Tensioner Line 1 circuit between the Driver Seat Belt Retractor Tensioner connector cavity A and the SRS Load Tool Adaptor (special tool #8443-25, 56 Way ACM Adapter) cavity C2-16.

      Is the resistance below 1.0 Ohm?

      Yes 

      • Go To  4.

      No 

      • Repair the (R505) Driver Seat Belt Retractor Tensioner Line 1 circuit for and open.
      • Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to AIRBAG SYSTEM VERIFICATION TEST .
  4. CHECK (R503) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 2 CIRCUIT FOR AN OPEN 
    Fig 3: Checking Driver Seat Belt Retractor Tensioner Line 2 Circuit For An Open
    GC0138371Courtesy of CHRYSLER LLC
    1. Measure the resistance of the (R503) Driver Seat Belt Retractor Tensioner Line 1 circuit between the Driver Seat Belt Retractor Tensioner connector cavity B and the SRS Load Tool Adaptor (special tool #8443-25, 56 Way ACM Adapter) cavity C2-15.

      Is the resistance below 1.0 Ohm?

      Yes 

        WARNING:

        If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to follow these instructions may result in possible serious or fatal injury.

      • Replace the ORC in accordance with Service Information.
      • Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to AIRBAG SYSTEM VERIFICATION TEST .

      No 

      • Repair the (R503) Driver Seat Belt Retractor Tensioner Line 1 circuit for and open.
      • Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to AIRBAG SYSTEM VERIFICATION TEST .