Seat Belt Tensioner: Service and Repair

Safety Belt Buckle and Pretensioner

Removal

WARNING:
- To avoid accidental deployment and possible personal injury, the backup power supply must be depleted before repairing or replacing any air bag occupant restraints system (ORS) components. To deplete the backup power supply energy, disconnect the battery ground cable and wait one minute. Failure to follow this instructions may result in personal injury.
- Never probe the connectors on the air bag module or pretensioners. Doing so may result in deployment. Failure to follow this instructions may result in personal injury.
- All safety belt assemblies including retractors, buckles, front safety belt buckle support assemblies (slider bar), if equipped, child safety seat tether brackets (if equipped) and attaching hardware should be inspected after any collision. New safety belt assemblies should be fitted unless a qualified technician finds the assemblies, show no damage and operate correctly. New safety belt assemblies should also be fitted where safety belt assemblies not in use during a collision, are inspected and damage or incorrect operation is noted. Failure to follow these instructions may result in personal injury.

CAUTION: Electronic modules are sensitive to static electrical charges. If exposed to these charges, damage may result.

NOTE:
- Repair is made by replacement only. If a part is replaced and the new part does not correct the condition, install the original part and carry out the diagnostic procedure again.
- The front seat belts, which incorporate the seat belt retractors and pretensioners are supplied as an assembly and not serviceable components.

1. Disconnect the battery ground cable.
2. Remove the front seat.







3. Disconnect the safety belt pretensioner electrical connector.







4. Disconnect the safety belt buckle electrical connector.







5. Detach the safety belt buckle and pretensioner wiring harness.







6. Remove the safety belt buckle and pretensioner.
- Remove the retaining bolt.

Installation

WARNING:
- To avoid accidental deployment and possible personal injury, the backup power supply must be depleted before repairing or replacing any air bag ORS components. To deplete the backup power supply energy, disconnect the battery ground cable and wait one minute. Failure to follow this instructions may result in personal injury.
- Never probe the connectors on the air bag module or pretensioners. Doing so may result in deployment. Failure to follow this instructions may result in personal injury.
- All safety belt assemblies including retractors, buckles, front safety belt buckle support assemblies (slider bar), if equipped, child safety seat tether brackets (if equipped) and attaching hardware should be inspected after any collision. New safety belt assemblies should be fitted unless a qualified technician finds the assemblies, show no damage and operate correctly. New safety belt assemblies should also be fitted where safety belt assemblies not in use during a collision, are inspected and damage or incorrect operation is noted. Failure to follow these instructions may result in personal injury.

CAUTION: Electronic modules are sensitive to static electrical charges. If exposed to these charges, damage may result.

NOTE:
- Repair is made by replacement only. If a part is replaced and the new part does not correct the condition, install the original part and carry out the diagnostic procedure again.
- The front seat belts, which incorporate the seat belt retractors and pretensioners are supplied as an assembly and not serviceable components.







1. To install reverse the removal procedure.
- Tighten to 50 Nm.