Description
Driver seat belt for Citroën C4 first generation three‑door model. Pyrotechnic retractor. Driver side.
High-quality replacement driver seat belt with integrated pyrotechnic pretensioner designed for Citroën C4 (first generation) three‑door models. This unit restores the primary restraint function after deployment or mechanical failure and is frequently sought under product codes 96479910XX and 8974KV. The pyrotechnic retractor tightens the belt instantly during a collision to reduce occupant movement and improve airbag effectiveness.
Key Benefits
Designed to meet the exact mounting points and electrical connections used on original Citroën C4 I three‑door cars, this retractor offers straightforward fitment for professional workshops and competent DIY mechanics. Including the part number in searches increases the chance of finding a matching replacement quickly. Replacing a damaged or deployed retractor ensures occupant safety and resolves airbag/seat belt warning lamp faults related to the pretensioner circuit.
How The Part Works
The pyrotechnic retractor contains a small pyrotechnic charge that activates in a crash event, locking and pre‑tensioning the belt. During normal operation the retractor winds and releases the belt smoothly, and in sudden deceleration the locking mechanism prevents further webbing extension. The electrical connector links the pretensioner to the vehicle’s restraint control system.
Replacement Procedure
- Park the vehicle on level ground and remove the ignition key.
- Disconnect the negative battery terminal and wait the manufacturer‑recommended time (commonly 10–15 minutes) to allow the SRS capacitors to discharge before working on pyrotechnic components.
- Remove interior trim panels and lower B‑pillar covers to access the upper retractor mounting and anchor points.
- Unbolt the retractor anchorage points and carefully disconnect the pretensioner electrical connector (note any locking tabs).
- Install the replacement unit in the reverse order: secure mounting bolts to the correct torque, reconnect the pretensioner connector, refit trim, and reconnect the battery.
- Verify system status with appropriate diagnostic tools and clear any related fault codes if applicable.
Recommendations For Installation
- Always follow the vehicle manufacturer’s service manual for torque values and removal/installation sequences.
- Disconnect the battery and observe the recommended waiting time before touching any pyrotechnic restraint components.
- Replace any anchor bolts or fasteners that show corrosion or damage; use threadlocker where specified.
- After installation, perform diagnostic checks to confirm the pretensioner circuit and SRS system are functioning normally.
- Handle the retractor with care; avoid impacts to the pyrotechnic housing and do not attempt to disassemble the pretensioner.
Why This Part Fails Most Often
Common failure modes include activation during a collision (deployment), which renders the pretensioner unusable and necessitates replacement; electrical connector corrosion or wiring damage causing circuit faults; internal mechanical wear or webbing fraying from abrasion and UV exposure; and occasional locking mechanism faults from dirt or contamination. After deployment, the pyrotechnic element is spent and must be replaced rather than reused.
Technical Information
- Manufacturer: Stellantis (Citroën/Peugeot)
- Model: Citroën C4 I (Three‑Door)
- Product Codes: 96479910XX, 8974KV
- Other Numbers: 8974KV, 96479910XX
Compatibility Notes
This seat belt assembly is specified for Citroën C4 first generation three‑door variants. Search by the product codes 96479910XX or 8974KV to locate matching listings. Ensure the connector type and mounting position (driver side) correspond to the vehicle before installation.
