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Safety Belt Buckle and Pretensioner - SIR, SuperCab



Special Tool(s):






SPECIAL TOOL(S)

REMOVAL

WARNING:
^ THE SAFETY BELT BUCKLE PRETENSIONER AND SAFETY BELT RETRACTOR PRETENSIONER ARE PYROTECHNIC DEVICES. ALWAYS WEAR SAFETY GLASSES WHEN REPAIRING AN AIR BAG EQUIPPED VEHICLE AND WHEN HANDLING A SAFETY BELT BUCKLE PRETENSIONER OR SAFETY BELT RETRACTOR PRETENSIONER.
^ THE SAFETY BELT BUCKLE PRETENSIONER AND SAFETY BELT RETRACTOR PRETENSIONER ARE PYROTECHNIC DEVICES. NEVER PROBE A PRETENSIONER ELECTRICAL CONNECTOR. DOING SO COULD RESULT IN PRETENSIONER OR AIR BAG DEPLOYMENT AND COULD RESULT IN PERSONAL INJURY.
^ AFTER DEPLOYMENT, THE AIR BAG SURFACE COULD CONTAIN DEPOSITS OF SODIUM HYDROXIDE, A PRODUCT OF THE GAS GENERANT COMBUSTION THAT IS IRRITATING TO THE SKIN. WASH YOUR HANDS WITH SOAP AND WATER AFTERWARDS.
^ NEVER PROBE THE CONNECTORS ON THE AIR BAG MODULE. DOING SO COULD RESULT IN AIR BAG DEPLOYMENT WHICH COULD RESULT IN PERSONAL INJURY.

NOTE: The driver side is shown, the passenger side is similar.

All vehicles

1. Prepare the vehicle for safety belt buckle and pretensioner removal.
1 Disconnect the battery ground cable and wait at least one minute.

WARNING:
^ TO AVOID ACCIDENTAL DEPLOYMENT AND POSSIBLE PERSONAL INJURY, THE BACKUP POWER SUPPLY MUST BE DEPLETED BEFORE REPAIRING OR REPLACING ANY FRONT OR SIDE AIR BAG SUPPLEMENTAL RESTRAINT SYSTEM (SRS) COMPONENTS AND BEFORE SERVICING, REPLACING, ADJUSTING OR STRIKING COMPONENTS NEAR THE FRONT OR SIDE AIR BAG SENSORS, SUCH AS DOORS, INSTRUMENT PANEL, CONSOLE, DOOR LATCHES, STRIKERS, SEATS AND HOOD LATCHES.
^ PLEASE REFER TO THE APPROPRIATE COMPONENT OR SYSTEM TO DETERMINE LOCATION OF THE FRONT AIR BAG SENSORS.
^ THE SIDE AIR BAG SENSORS ARE LOCATED AT OR NEAR THE BASE OF THE B-PILLAR.
^ TO DEPLETE THE BACKUP POWER SUPPLY ENERGY, DISCONNECT THE BATTERY GROUND CABLE AND WAIT AT LEAST ONE MINUTE. BE SURE TO DISCONNECT AUXILIARY BATTERIES AND POWER SUPPLIES (IF EQUIPPED).

2 Deactivate the supplemental restraint system (SRS).

WARNING: TO REDUCE THE RISK OF SERIOUS PERSONAL INJURY, READ AND FOLLOW ALL WARNINGS, NOTES, AND INSTRUCTIONS IN THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEACTIVATION/REACTIVATION PROCEDURE. Refer to: Air Bag(s) Arming and Disarming.

3 Remove the seat on the side with the affected safety belt buckle and pretensioner.

WARNING: TO REDUCE THE RISK OF SERIOUS PERSONAL INJURY, READ AND FOLLOW ALL WARNINGS, NOTES, AND INSTRUCTIONS IN THE SEAT REMOVAL AND INSTALLATION PROCEDURE.

60 percent seat
2. Remove the 60 percent seat cushion.







3. Remove the nut, the safety belt buckle and pretensioner and route the wire harness out from the seat.

NOTE: Note the safety belt buckle pretensioner and usage detection switch wire harness routing for installation.

Captains and 40 percent seat







4. Remove the safety belt buckle pretensioner and usage detection switch electrical connectors from the seat cushion pan.

NOTE: The driver side is shown, other seats are similar.







5. Remove the nut and the safety belt buckle and pretensioner.

NOTE: Note the safety belt buckle pretensioner harness and usage detection switch wire harness routing for installation.

INSTALLATION

WARNING: TO REDUCE THE RISK OF SERIOUS PERSONAL INJURY, READ AND FOLLOW ALL WARNINGS, CAUTIONS AND NOTES AT THE BEGINNING OF THE REMOVAL PROCEDURE.

Captains and 40 percent seat







1. Position the safety belt buckle and pretensioner to the seat and install the nut.
^ Route the safety belt buckle pretensioner harness and usage detection switch wire harness as noted in removal.

NOTE: When tightening the safety belt buckle pretensioner retaining nut, make sure that the seat backrest pivot bolt does not turn with the nut.







2. Install the safety belt buckle pretensioner and usage detection switch electrical connectors to the seat cushion pan.

NOTE: The driver side is shown, other seats are similar.

60 percent seat







3. Position the safety belt buckle and pretensioner to the seat and install the nut.
^ Route the safety belt buckle pretensioner harness as noted in removal.

NOTE: When tightening the safety belt buckle pretensioner retaining nut, make sure that the seat backrest pivot bolt does not turn with the nut.

4. Install the 60 percent seat cushion.

All vehicles
5. Restore the vehicle to operating condition.
1 Install the seat on the side with the affected safety belt buckle and pretensioner.

WARNING: TO REDUCE THE RISK OF SERIOUS PERSONAL INJURY, READ AND FOLLOW ALL WARNINGS, NOTES, AND INSTRUCTIONS IN THE SEAT REMOVAL AND INSTALLATION PROCEDURE.

2 Reactivate the supplemental restraint system (SRS).

WARNING: TO REDUCE THE RISK OF SERIOUS PERSONAL INJURY, READ AND FOLLOW ALL WARNINGS, NOTES, AND INSTRUCTIONS IN THE SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEACTIVATION/REACTIVATION PROCEDURE. Refer to: Air Bag(s) Arming and Disarming.

3 With all the restraint system diagnostic tools removed, prove out the supplemental restraint system (SRS). Prove Out Procedure

WARNING: THE RESTRAINT SYSTEM DIAGNOSTIC TOOL IS FOR RESTRAINT SYSTEM SERVICE ONLY. REMOVE FROM THE VEHICLE PRIOR TO ROAD USE. FAILURE TO REMOVE COULD RESULT IN INJURY AND POSSIBLE VIOLATION OF VEHICLE SAFETY STANDARDS.

4 Check the active restraint system for correct operation.
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