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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 >> B1B01-Driver Airbag Squib 1 Circuit High >> 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: Ensure the battery is fully charged.
    1. Select Active or Stored DTC.

      Is the DTC active or stored?

      ORC - ACTIVE DTC 

      • Go to step  2

      ORC - STORED DTC 

  2. CHECK FOR SHORTED SQUIB CIRCUITS IN DRIVER AIRBAG 
    Fig 1: Checking For Shorted Squib Circuits In Driver Airbag
    GC0096160Courtesy 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 Airbag Squib connectors.
      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.
      NOTE: Check connectors - Clean and repair as necessary.
    2. Connect the SRS Load Tool Kit 8443A and the SRS Load Tool Jumper 8443-1 to the Driver Airbag Squib connectors.
      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's.

      Does the scan tool display: B1B01-DRIVER AIRBAG SQUIB 1 CIRCUIT HIGH?

      Yes 

      • Go to step  3

      No 

  3. CHECK CLOCKSPRING SQUIB CIRCUITS FOR A SHORT TO BATTERY 
    Fig 2: Checking Clockspring Squib Circuits For A Short To Ground
    GC0096161Courtesy 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 SRS Load Tool Jumper 8443-13 from the Driver Airbag Squib connectors.
    2. Remove the Steering Control Module from the steering column in accordance with the Service Information.
    3. Disconnect the Steering Control Module connector.
      NOTE: Check connectors - Clean and repair as necessary.
    4. With the Steering Control Module Connector attached to the steering column, connect the SRS Load Tool Kit 8443A and SRS Load Tool Jumper 8443-13 to the Steering Control Module 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.
    5. With the scan tool, read the active ORC DTC's.

      Does the scan tool display: B1B01-DRIVER AIRBAG SQUIB 1 CIRCUIT HIGH?

      Yes 

      • Go to step  4

      No 

  4. CHECK (R43) DRIVER SQUIB 1 LINE 2 CIRCUIT AND (R45) DRIVER SQUIB 1 LINE 1 CIRCUIT FOR A SHORT TO BATTERY 
    Fig 3: Checking Driver Squib 1 Line Circuits For A Short To Ground
    GC0096162Courtesy 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 SRS Load Tool Jumper 8443-13 from the Steering Control Module connector.
    2. Disconnect the ORC connectors.
      NOTE: Check connectors - Clean and repair as necessary.
    3. Connect the SRS Load Tool Kit 8443A and SRS Load Tool Adapter 8443-24 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 (R43) Driver Squib 1 Line 2 circuit between the Steering Control Module connector and ground.
    5. Measure the voltage of the (R45) Driver Squib 1 Line 1 circuit between the Steering Control Module connector and ground.

      Is there any voltage present for either measurement?

      Yes 

      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 follow these instructions may result in possible serious or fatal injury.
      • Replace the ORC in accordance with the Service Information.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .