Description
Seat cushion heater controller for Citroën C5 X7 and Peugeot 207, 308 T7, 407, 3008, 5008 and other models
Product Overview
This seat heater control unit is a direct-fit replacement for a range of Citroën and Peugeot vehicles. It restores reliable heating control to the seat cushion, improving passenger comfort and removing intermittent or non-working seat heating symptoms. The unit is commonly referenced by OEM numbers and aftermarket codes (see Technical Information), so technicians and DIY enthusiasts often find it by part number when sourcing a replacement.
Key Benefits
- Direct replacement for original seat cushion heater control.
- Compatible with multiple Citroën and Peugeot models—OEM-coded for easy identification.
- Compact design for installation in seat side trim or center console depending on model.
- Restores full functionality of the heating element and switch positions.
- Suitable for professional workshops and competent DIY mechanics familiar with vehicle electrical systems.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Citroën C5 X7; Peugeot 207; Peugeot 308 T7; Peugeot 407; Peugeot 3008; Peugeot 5008; and other compatible models
- Product Codes: 96619006XT, 8906HR, 8906EF
- Other Numbers: 892555, 890674
Installation Recommendations
Follow these general steps to replace the seat heater controller. Procedures may vary slightly by model—refer to vehicle-specific repair information if available.
- Disconnect the negative battery terminal before starting to avoid short circuits and to protect vehicle electronics.
- Move the seat to a position that gives safe access to the trim panels. Remove the necessary trim pieces to access the controller (seat side cover or center console as applicable).
- Carefully unplug the electrical connector from the controller. Observe connector locks and release tabs to avoid damage.
- Remove the faulty controller and install the replacement unit in the same orientation. Reconnect the electrical connector securely.
- Before reassembling trim, reconnect the battery and perform a basic function check: cycle the heater through all settings and verify proper operation of the element and indicator lights.
- Reinstall trim panels and verify that no wiring is pinched. If the seat contains side airbags or occupancy sensors, take extra care and follow manufacturer safety procedures.
Simple Diagnostics For Mechanics and DIY
- Start with the obvious: check related fuses and visible wiring for damage or corrosion.
- Use a multimeter to verify that the connector receives supply voltage when the heater is switched on and that the switch changes state across positions.
- Measure continuity through the switch and the heating element (as permitted by service procedures) to isolate whether the fault is the controller, wiring, or the heating mat itself.
- Intermittent operation often points to worn contacts inside the switch or a loose connector; permanent failure may indicate internal electronic fault or heat damage.
Why This Part Fails Most Often
Seat heater controllers commonly fail due to mechanical wear and environmental exposure. Frequent causes include worn internal contacts from repeated use, oxidation or corrosion on connectors, moisture ingress (spills or humidity), damaged wiring from seat movement, and thermal stress from excessive current draw or a failing heating element. In many cases the switch becomes intermittent long before complete failure, allowing an early diagnosis and replacement.
Notes For Fitment
This controller is often located in the seat side trim or integrated into the seat module depending on model year and equipment. Confirm the part number matches the original unit on the vehicle when selecting the replacement. If you are unsure about disassembly, consult vehicle-specific service documentation or a qualified technician.
Suitable For
Recommended for professional auto workshops, body shops, and experienced DIY mechanics repairing seat heating systems on compatible Citroën and Peugeot vehicles.
