Diagnostic Test

VERIFY ACTIVE DTC
NOTE:
Make sure the battery is fully charged.

NOTE:
The scan tool, SRS Load Tool Kit (special tool #8443A, SRS Load Tool) and DVOM are required to perform the following test.
1. With the scan tool, read the ORC DTCs.
  Does the scan tool display B1C39-1ST ROW DRIVER RETRACTOR PRETENSIONER CIRCUIT HIGH DTC?
  
  Yes
  - Go To 2
  No
  - Perform the AIRBAG SYSTEM INTERMITTENT TEST. Refer to AIRBAG SYSTEM INTERMITTENT TEST .
CHECK FOR SHORTED DRIVER SEAT BELT RETRACTOR TENSIONER

Fig 1: Checking For Shorted Driver Seat Belt Retractor Tensioner Circuit Open
Courtesy 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 Tensioner connector.
  NOTE:
  Check the connectors - Clean and repair as necessary.
2. Connect the SRS Load Tool Kit (special tool #8443A, SRS Load Tool) and SRS Load Tool Jumper (special tool #8443-4, Jumpers, 2 Pin) to the Driver Seat Belt Retractor Tensioner 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 ORC DTCs.
  Does the scan tool display B1C39-1ST ROW DRIVER RETRACTOR PRETENSIONER CIRCUIT HIGH DTC?
  
  Yes
  - Go To 3
  No
  - Replace the Driver Seat Belt Retractor Tensioner in accordance with the Service Information.
  - Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to STANDARD PROCEDURE - AIRBAG SYSTEM VERIFICATION TEST .
CHECK (R55) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 1 CIRCUIT AND (R53) DRIVER SEAT BELT RETRACTOR TENSIONER LINE 2 CIRCUIT FOR A SHORT TO BATTERY

Fig 2: Checking Driver Seat Belt Retractor Tensioner Line 1 & 2 Circuits For A Short To Battery
Courtesy 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 from the Driver Seat Belt Retractor Tensioner connector.
2. Disconnect the ORC connectors.
  NOTE:
  Check the connectors - Clean and repair as necessary.
3. Connect the SRS Load Tool Adaptor (special tool #8443-25, 56 Way ACM Adapter) to the ORC connectors.
4. Measure the voltage of the (R55) Driver Seat Belt Retractor Tensioner Line 1 circuit between the Driver Seat Belt Tensioner connector cavity A and ground.
5. Measure the voltage of the (R53) Driver Seat Belt Retractor Tensioner Line 2 circuit between the Driver Seat Belt Tensioner connector cavity B and ground.
  Is there any voltage present on either circuit?
  
  Yes
  - Repair the Driver Seat Belt Retractor Tensioner circuits with voltage present for a short to battery.
  - Perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to STANDARD PROCEDURE - AIRBAG SYSTEM VERIFICATION TEST .
  No
  
  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 AIRBAG SYSTEM VERIFICATION TEST. Refer to STANDARD PROCEDURE - AIRBAG SYSTEM VERIFICATION TEST .