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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 163 (Occupant Restraint Controller (Orc) - DTCS B1C27 To U142A) >> DTC Troubleshooting >> B1C38-1ST Row Driver Retractor TENSIONER 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 all active ORC DTCs.

      Is the DTC active or stored?

      ORC - ACTIVE DTC 

      • Go To  2

      ORC - STORED DTC 

  2. CHECK FOR SHORTED DRIVER SEAT BELT RETRACTOR TENSIONER 
    Fig 1: Checking For Shorted Driver Seat Belt Retractor Tensioner
    GC0150402Courtesy 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 Driver Seat Belt Retractor Tensioner 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 (special tool #8443A, SRS Load Tool)and the (special tool #8443-8, Jumper, SRS Load) to the Driver Seat Belt Retractor Tensioner harness connector.
    3. If the vehicle is equipped with the standard key ignition, follow this ignition on warning.
      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. If the vehicle is equipped with the keyless ignition, follow this ignition on warning.
      WARNING:

      Disconnect the 12-volt battery wait two minutes before proceeding, remove the ORC fuses, connect the 12-volt battery, wait two minutes before proceeding. Cycle the ignition to the On position, then reconnect the ORC fuses. 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 DTCs.

      Does the scan tool display: B1C38-1st ROW DRIVER RETRACTOR TENSIONER 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 (R505) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 1 CIRCUIT AND (R503) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 2 CIRCUIT FOR A SHORT TO GROUND 
    Fig 2: Checking Driver Seat Belt Retractor Tensioner Line 1 Circuit And Driver Seat Belt Retractor Tensioner Line 2 Circuit For A Short To Ground
    GC0150403Courtesy 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 (special tool #8443A, SRS Load Tool)and the (special tool #8443-8, Jumper, SRS Load)from the Driver Seat Belt Retractor Tensioner harness connector.
    2. Disconnect the ORC harness connectors.
      NOTE:

      Check the connectors - Clean and repair as necessary.

    3. Measure the resistance of the (R505) Driver Seat Belt Retractor Tensioner Line 1 circuit between ground and the Driver Seat Belt Retractor Tensioner harness connector cavity 2.
    4. Measure the resistance of the (R503) Driver Seat Belt Retractor Tensioner Line 2 circuit between ground and the Driver Seat Belt Retractor Tensioner harness connector cavity 1.

      Is the resistance below 6k Ohms on either circuit?

      Yes 

      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.