Diagnostic Test

WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY ACTIVE DTC
NOTE:
Make sure the battery is fully charged.
1. Turn the ignition on.
2. With the scan tool, read ORC DTCs.
  Does the scan tool display active B007E-13-DRIVER SEATBELT RETRACTOR PRETENSIONER DEPLOYMENT CONTROL - CIRCUIT OPEN DTC?
  
  Yes
  - Go To 2.
  No
  - Refer to STANDARD PROCEDURE and perform the RESTRAINTS SYSTEM INTERMITTENT TEST.
CHECK DRIVER SEAT BELT RETRACTOR TENSIONER OPEN

Fig 1: Checking Driver Seat Belt Retractor Tensioner Circuit
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 Retractor Tensioner harness connector.
  NOTE:
  Check 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.
  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 B007E-13-DRIVER SEATBELT RETRACTOR PRETENSIONER DEPLOYMENT CONTROL - CIRCUIT OPEN DTC ?
  
  Yes
  - Go To 3.
  No
  - Replace the Driver Seat Belt Retractor Tensioner in accordance with the Service Information. Refer to RETRACTOR, SEAT BELT, REMOVAL .
  - Refer to STANDARD PROCEDURE and perform the RESTRAINTS SYSTEM VERIFICATION TEST.
CHECK (R503, R505) DRIVER SEAT BELT RETRACTOR TENSIONER CIRCUITS FOR AN OPEN
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 Jumper from the Driver Seat Belt Retractor Tensioner harness connector.
2. Disconnect the ORC harness connectors.
  NOTE:
  Check connectors - Clean and repair as necessary.
3. Connect the (special tool #8443-24, 32-Way Adapter) to the ORC C1 harness connector.
4. Measure the resistance of the (R505) Driver Seat Belt Retractor Tensioner Line 1 circuit between the Driver Seat Belt Retractor Tensioner harness connector cavity 2 and the (special tool #8443-24, 32-Way Adapter) connector C1 cavity 1.
5. Measure the resistance of the (R503) Driver Seat Belt Retractor Tensioner Line 2 circuit between the Driver Seat Belt Retractor Tensioner harness connector cavity 1 and the (special tool #8443-24, 32-Way Adapter) connector C1 cavity 2.
  Is the resistance below 1.0 Ohms?
  
  Yes
  - Replace the ORC in accordance with Service Information. Refer to CONTROLLER, OCCUPANT RESTRAINT, REMOVAL .
  - Refer to STANDARD PROCEDURE and perform the RESTRAINTS SYSTEM VERIFICATION TEST.
  No
  - Repair the (R503, R505) Driver Seat Belt Retractor Tensioner circuits for an open or high resistance.
  - Refer to STANDARD PROCEDURE and perform the RESTRAINTS SYSTEM VERIFICATION TEST.