Description
Steering wheel switches VALEO for Citroën C4, C4 Picasso and Grand C4 Picasso. They operate the cruise control, car radio and horn.
Overview
High-quality replacement steering wheel switch assembly manufactured by Valeo, designed for Citroën C4 family models. These controls provide reliable operation of cruise control functions, audio commands and the horn, restoring full steering-wheel ergonomics and safety. Ideal for professional workshops and experienced DIYers searching by product code (e.g. 96624935XT, 6239QZ, 6242EZ).
Technical Information
- Manufacturer: Valeo
- Model: Citroën C4, C4 Picasso, Grand C4 Picasso
- Product Codes: 96624935XT, 6239QZ, 6242EZ
- Other Numbers: Stellantis / Citroën / Peugeot References
Compatibility
Fits Citroën C4 variants including the standard C4, C4 Picasso and Grand C4 Picasso. Check the product codes against the vehicle’s parts list when ordering to ensure exact fit and connector match.
Function
This switch module controls:
- Cruise control set, resume and speed adjustment
- Radio and multimedia commands (volume, track/station change, source)
- Horn activation (via steering pad contact)
Replacement Guide
Typical replacement procedure for experienced technicians or competent DIYers:
- Disconnect the negative battery terminal and wait several minutes to ensure all systems are powered down.
- Remove the airbag module following manufacturer safety procedures and retain fasteners.
- Mark steering wheel alignment, then loosen and remove the central nut and remove the steering wheel if required to access the switch assembly.
- Unplug electrical connectors and remove the old switch assembly from behind the wheel.
- Install the new switch assembly, connect the wiring harness, and verify secure mechanical fitment.
- Reinstall the steering wheel and torque the central nut to manufacturer specification, remount the airbag, and reconnect the battery.
- Verify all functions (cruise, radio control, horn) before returning the vehicle to service.
Installation Recommendations
- Always disconnect the battery before starting work and follow the vehicle manufacturer’s airbag removal instructions to avoid injury or damage.
- Use correct tools (Torx/hex as required, torque wrench) and keep track of fasteners and alignment marks to preserve steering angle calibration.
- After fitting, test every button and cruise function; clear any fault codes with appropriate diagnostic equipment if necessary.
- If the steering wheel or safety systems show faults after fitting, inspect connectors and clock spring engagement; replace or service by a qualified technician if unsure.
Why This Part Fails
Common causes of failure include:
- Mechanical wear from frequent use causing degraded tactile response or stuck buttons.
- Internal contact wear or broken traces in the switch assembly or ribbon flex cable.
- Corrosion or moisture ingress in connectors leading to intermittent operation.
- Dirt, oils from hands or spilled liquids causing sticky buttons or conductive contamination.
- Damage during airbag servicing or improper removal/installation of the steering wheel.
Notes for Professionals
This spare part is commonly searched by OEM and aftermarket product numbers—entering codes such as 96624935XT, 6239QZ or 6242EZ helps customers find exact matches quickly. The part is intended for workshops and competent DIY mechanics familiar with airbag and steering system procedures.
