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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: Ensure the battery is fully charged.
    NOTE: The scan tool, SRS Airbag Load Tool MRL 8443A, and DVOM are required to perform the following test.
    1. Select Active or Stored DTC.

      Is the DTC active or stored?

      ORC - ACTIVE DTC 

      • Go To  2

      ORC - STORED DTC 

  2. CHECK FOR SHORTED SQUIB CIRCUITS IN PASSENGER AIRBAG 
    Fig 1: Checking For Shorted Squib Circuits In Passenger Airbag
    GC0137541Courtesy 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 Passenger Airbag Squib connector.
      WARNING: Do not place an intact undeployed 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 connectors - Clean and repair as necessary.
    2. Connect the 8443A Load Tool to the Passenger Airbag Squib 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: B1B0D PASSENGER AIRBAG SQUIB 2 CIRCUIT HIGH?

      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 Passenger 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 (R64) PASSENGER SQUIB 2 LINE 1 CIRCUIT AND (R62) PASSENGER SQUIB 2 LINE 2 CIRCUIT FOR A SHORT TO VOLTAGE 
    Fig 2: Checking Passenger Squib 2 Line Circuits
    GC0137549Courtesy 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 8443A Load Tool from the Passenger Airbag Squib connector.
    2. Disconnect the ORC connectors.
      NOTE: Check connectors - Clean and repair as necessary.
    3. Connect the 8443A Load Tool ORC Adaptor to the ORC C2 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.
    4. Measure the voltage of the (R64) Passenger Squib 2 Line 1 circuit between the Passenger Airbag Squib connector and ground.
    5. Measure the voltage of the (R62) Passenger Squib 2 Line 2 circuit between the Passenger Airbag Squib connector and ground.

      Is there any voltage present for either measurement?

      Yes 

        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.
      • Repair the Passenger Squib 2 circuits with voltage present for a short to voltage.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .

      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.
        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.
      • Replace the ORC in accordance with the Service Information.
      • Perform *RESTRAINTS SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
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