Description
Complete AFIL unit, seat vibration for Citroën C5 and other models.
Restore the tactile lane‑departure alert on vehicles equipped with AFIL (lane departure warning) with this complete seat vibration unit (part number 8906CJ). Designed for Citroën and compatible Stellantis models, this replacement unit reestablishes the seat‑mounted vibration feedback that warns the driver of unintentional lane departure. Ideal for professional garages and experienced DIYers who service vehicle comfort and safety systems, the unit is often searched by its product code 8906CJ — include this in your lookup to find the correct fit quickly.
Features
- Complete replacement AFIL seat vibration unit — plug‑in mechanical/electrical assembly.
- Restores seat vibration warnings used by AFIL lane departure systems.
- Direct replacement for vehicles using the 8906CJ unit.
- Suitable for workshop fitment or by skilled DIY technicians familiar with seat electrics and restraint systems.
Technical Information
- Manufacturer: Stellantis (Citroën/Peugeot)
- Model: Citroën C5 (and other Stellantis models equipped with AFIL seat vibration)
- Product Codes: 8906CJ
- Additional Numbers: Not available / Not listed
Application And Compatibility
Primary fitment is Citroën C5; the unit is also used on other Citroën and Peugeot vehicles that feature the AFIL lane departure warning system with seat vibration feedback. Always verify the part number (8906CJ) when matching parts for repair or replacement.
Installation Recommendations
- Disconnect the vehicle battery before starting work to avoid short circuits and to deactivate airbag systems.
- Remove seat trim and access panels carefully to expose the vibration module; keep fasteners and clips organized for reassembly.
- Unplug the electrical connector and unbolt the module from its mounting points. Inspect wiring and connector for corrosion or damage while the unit is removed.
- Install the replacement unit in reverse order, ensuring connectors are fully seated and mounts are torqued to manufacturer guidance where available.
- After installation, reconnect the battery and perform a functional check of the AFIL system and seat vibration. If any fault codes remain, diagnose with suitable diagnostic equipment.
- Handle seat occupancy sensors, pretensioners and airbag wiring with care; if unsure, have the procedure carried out by a trained technician.
Why This Part Fails
Common causes of failure include electrical faults (broken wires, connector corrosion), moisture ingress, wear of the vibration motor or exciter, and mechanical damage from impacts or seat removal. Long service life combined with repeated thermal and vibration cycles can lead to solder joint fatigue or internal motor wear, causing intermittent or complete loss of vibration feedback.
Durability And Typical Failure Frequency
When used under normal conditions the unit can remain functional for many years, but age, environmental exposure and high mileage increase the likelihood of failure. Failures are more frequently reported on vehicles with water intrusion, exposed wiring or after seat repairs and accidents.
Search And Purchase Tips
Search by product code 8906CJ for the best match. Provide the vehicle model and year when ordering to confirm compatibility with seat trim and connector type.
Notes For Professionals
This part is intended for installers familiar with vehicle comfort and safety systems. Check wiring harness condition and ground points during replacement to prevent recurring faults. Proper diagnostic verification after fitment ensures the AFIL system operates as intended.
