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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 162 (Occupant Restraint Controller (Orc) - DTCS B1B00 To B1C19) >> DTC Troubleshooting >> B1B20-Right Side Curtain Squib 1 Circuit Low >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
  1. DETERMINE ACTIVE OR STORED DTC 
    NOTE:

    Make sure the battery is fully charged.

    1. Turn the ignition on.
    2. With the scan tool, read the ORC DTCs.

      Is the DTC active or stored?

      ORC - ACTIVE DTC 

      • Go To  2

      ORC - STORED DTC 

  2. CHECK FOR SHORTED SQUIB CIRCUITS IN RIGHT SIDE CURTAIN AIRBAG 
    Fig 1: Checking For Shorted Squib Circuits In Right Side Curtain Airbag
    GC0129400Courtesy of CHRYSLER GROUP, 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 Side Curtain Airbag harness connector.
      WARNING:

      Do not place an intact non-deployed airbag face down on a hard surface, the airbag propels 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 (special tool #8443A, SRS Load Tool) and the SRS Load Tool Jumper (special tool #8443-8, Jumper, SRS Load) to the Right Side Curtain Airbag harness 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: B1B20-RIGHT SIDE CURTAIN SQUIB 1 CIRCUIT LOW?

      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.

  3. CHECK (R4) RIGHT CURTAIN SQUIB 1 LINE 1 CIRCUIT AND (R2) RIGHT CURTAIN SQUIB 1 LINE 2 CIRCUIT FOR A SHORT TO GROUND 
    Fig 2: Checking Right Curtain Squib 1 Line 1 Circuit & Right Curtain Squib 1 Line 2 Circuit For Short To Ground
    GC0129401Courtesy of CHRYSLER GROUP, 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 the SRS Load Tool Jumper (special tool #8443-8, Jumper, SRS Load) from the Right Side Curtain Airbag harness connector.
    2. Disconnect the ORC harness connectors.
      NOTE:

      Check the connectors - Clean and repair as necessary.

    3. Connect the SRS Load Tool Adapter (special tool #8443-28, SRS Load Tool Adapter) to the ORC harness connectors.
    4. Measure the resistance of the (R4) Right Curtain Squib 1 Line 1 circuit between ground and the Right Side Curtain Airbag harness connector.
    5. Measure the resistance of the (R2) Right Curtain Squib 1 Line 2 circuit between ground and the Right Side Curtain Airbag harness connector.

      Is the resistance below 6K Ohms on either circuit?

      Yes 

      • Repair or replace the Right Side Curtain Squib 1 circuit with a resistance below 6K Ohms for a short to ground in accordance with the Service Information.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST .

      No 

      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. Failure to follow these instructions may result in possible serious or fatal injury.