Product Overview

This left front pyrotechnic seatbelt assembly (driver’s side) is designed for Peugeot 406 vehicles and includes the pre-tensioner mechanism that activates in a collision to reduce occupant movement. Supplied as an original-style replacement for workshops and DIY mechanics, the unit restores proper restraint function after deployment or damage and is often searched for by part numbers 96233059XX and 8972S1.

Technical Information

• Manufacturer: Stellantis (Peugeot / Citroën)
• Model: Peugeot 406
• Product Codes: 96233059XX, 8972S1, NFP
• Additional Numbers: 8972S1, 96233059XX

Function

The assembly combines the seatbelt retractor and a pyrotechnic pre-tensioner. In the event of a qualifying impact the pyrotechnic charge rapidly tightens the belt webbing to secure the occupant and work together with the airbag system to reduce forward movement and improve occupant safety.

Compatibility And Fitment

Designed for installation on Peugeot 406 models equipped with a left front driver seatbelt pre-tensioner. The easiest way to confirm fitment is to match the product codes listed above (96233059XX / 8972S1) with the part referenced on the vehicle. Intended for professional fitment or experienced DIY mechanics familiar with SRS systems.

Replacement Procedure

• Follow Proper SRS Safety Precautions: Isolate the vehicle electrical system and follow manufacturer recommendations for disconnecting the battery before working on SRS components.
• Access Retractor: Remove the necessary interior trim panels and the B-pillar cover to expose the seatbelt retractor and mounting points.
• Disconnect Electrical Connector: Carefully unplug the pre-tensioner electrical connector. Inspect connector for corrosion or damage.
• Remove Mounting Bolts: Unbolt the retractor assembly using the correct tools. Keep note of bolts and replace any damaged fasteners with OE-spec parts.
• Fit New Unit: Position the replacement assembly, torque mounting bolts to the manufacturer’s specification, and reconnect the electrical connector ensuring a secure fit.
• Final Checks: Refit trim, reconnect the battery, and use a diagnostic scanner to verify SRS system status and clear any stored fault codes if present.

Installation Recommendations

• Work Should Be Performed By Qualified Personnel Or Experienced DIY Mechanics Comfortable With Airbag/SRS Systems.
• Always Use Correct Torque Values And Replace Any Damaged Or Stretched Fasteners.
• Do Not Attempt To Disassemble Or Modify The Pyrotechnic Pre-Tensioner Unit.
• Inspect Connector Pins And Wiring For Corrosion; Repair Any Damaged Wiring Before Reuse.
• After Installation, Verify That The Airbag Indicator On The Dashboard Is Off Using A Diagnostic Tool.

Most Common Failure Reasons

• Deployment During A Collision: Once The Pyrotechnic Charge Has Fired, The Pre-Tensioner Must Be Replaced.
• Physical Damage Or Cut Webbing From Accidents Or Abrasion.
• Corrosion Or Electrical Connector Faults Leading To Pre-Tensioner Malfunction.
• Age-Related Wear: While Retractors Typically Last Many Years, Exposed Components Can Degrade Over Time.

Why Choose This Part

Replacing a damaged or deployed left front pyrotechnic seatbelt with the correct code-matching unit (96233059XX / 8972S1) ensures the restraint system performs as intended. The part restores driver-side protection for Peugeot 406 vehicles and is suitable for professional repairs or knowledgeable DIY replacements where SRS safety rules are observed.