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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 326 (Air Bag Restraint System - Electrical Diagnostics) >> DTC Troubleshooting >> B1C2D-Right Side Seat Thorax Squib 1 Open >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. DETERMINE ACTIVE OR STORED DTC 
    NOTE: Make sure that the battery is fully charged.
    NOTE: The scan tool, SRS Load Tool Kit 8443A, and DVOM are required to perform the following test.
    1. Turn the ignition on.

      Select ACTIVE or STORED DTC:

      ACTIVE DTC 

      • Go to step  2

      STORED DTC 

  2. CHECK FOR OPEN SQUIB CIRCUITS IN RIGHT SEAT AIRBAG 
    Fig 1: Checking For Shorted Squib Circuits In Right Seat Airbag
    GC0096251Courtesy 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 Right Seat Airbag connector.
      WARNING: Do not place an intact non-deployed Seat Squib Airbag face down on a hard surface, the airbag will propel into the air if accidentally deployed. Failure to follow these instructions may result in possible serious or fatal injury.
      NOTE: Check the connectors - Clean and repair as necessary.
    2. Connect the SRS Load Tool Kit 8443A and the SRS Load Tool Jumper 8443-1 to the Right Seat Airbag 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 DTC.

      Does the scan tool display: B1C2D-RIGHT SIDE SEAT THORAX SQUIB 1 OPEN?

      Yes 

      • Go To  3

      No 

        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.
      • Replace the Right Seat Airbag in accordance with the Service Information.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
  3. CHECK FOR OPEN RIGHT SEAT AIRBAG SQUIB CIRCUIT IN THE SEAT BACK 
    Fig 2: Checking For Shorted Right Seat Airbag Squib Circuits In Seat Back
    GC0096252Courtesy 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 Right Seat Airbag C323 connector (under Right Seat).
      NOTE: Check the connectors - Clean and repair as necessary.
    2. Connect the SRS Load Tool Kit 8443A and the SRS Load Tool Jumper 8443-20 to the Right Seat Airbag C323 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 DTC.

      Does the scan tool display: B1C2D-RIGHT SIDE SEAT THORAX SQUIB 1 OPEN?

      Yes 

      • Go to step  4

      No 

        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.
      • In accordance with the Service Information repair or replace the Right Seat Airbag wiring harness (Side Airbag Jumper). Open Right Seat Airbag circuits between the C323 connector and the Right Seat Airbag connector.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
  4. CHECK (R8) RIGHT SEAT SQUIB 1 LINE 1 CIRCUIT FOR AN OPEN 
    Fig 3: Checking Right Seat Squib 1 Line 1 Circuit For An Open
    GC0096255Courtesy 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 8443A and the SRS Load Tool Jumper 8443-1 from the Right Seat Airbag connector.
    2. Disconnect the ORC connectors.
      NOTE: Check the connectors - Clean and repair as necessary.
    3. Connect the SRS Load Tool Adapter 8443-24 to the ORC connectors.
    4. Measure the resistance of the (R8) Right Seat Squib 1 Line 1 circuit between the Right Seat Airbag connector cavity 1 and the SRS Load Tool Adapter 8443-24 cavity 27.

      Is the resistance below 1.0 Ohm?

      Yes 

      • Go to step  5

      No 

  5. CHECK (R6) RIGHT SEAT SQUIB 1 LINE 2 CIRCUIT FOR AN OPEN 
    Fig 4: Checking Right Seat Squib 1 Line 2 Circuit For An Open
    GC0096256Courtesy of CHRYSLER LLC
    1. Measure the resistance of the (R6) Right Seat Squib 1 Line 2 circuit between the Right Seat Squib 1 Airbag connector cavity 2 and the SRS Load Tool Adapter 8443-24 cavity 28.

      Is the resistance below 1.0 Ohm?

      Yes 

      No