Description
Passenger seat heating controller for PEUGEOT 406
This Passenger Seat Heating Controller (part number 6552LY) is a direct-fit electrical switch for the front passenger seat of the Peugeot 406. Designed for mechanics and experienced DIYers, this unit restores reliable control of the seat heating stages and is often searched by its product code 6552LY. Ideal when the heater element still functions but the switch is intermittent, stuck or completely unresponsive.
Key Benefits
- Direct replacement for original seat heating control on Peugeot 406
- Restores full control of heating levels and improves cabin comfort
- Easy identification by product code 6552LY — common search keyword for repairs
- Suitable For Workshop Use And Skilled DIY Installation
How It Works And Symptoms Of Failure
The unit controls the electrical feed and user input for the passenger seat heating element. Typical symptoms indicating a faulty controller include no response when switching the heater on, only one heat level working, intermittent operation, or a switch that feels loose or burned. Electrical faults tend to affect only the switch assembly while the heating element itself can remain intact.
How To Replace
- Disconnect The Battery Before Starting Work To Avoid Short Circuits.
- Remove Seat Trim/Panels Around The Switch To Access The Controller (may require removal of the centre console trim on some configurations).
- Unplug The Electrical Connector And Release Any Retaining Clips.
- Fit The Replacement Controller And Reconnect The Connector Securely.
- Reassemble Trim And Reconnect Battery. Test All Heating Levels And Confirm Proper Operation.
Installation Recommendations
Only Install The Part With The Ignition Off And Battery Disconnected. Inspect Wiring And Connector Pins For Corrosion Or Overheating Signs Before Installing The New Unit. If Connector Pins Are Damaged Or Corroded, Clean Or Replace The Connector To Ensure Reliable Contact. After Installation, Verify Functionality Across All Settings And Check For Any Related Fuses Or Wiring Faults If Problems Persist.
Why This Part Most Commonly Fails
- Wear Of Internal Contacts From Frequent Use Causing Intermittent Or No Operation.
- Moisture Ingress Or Corrosion At The Connector Contacts Leading To Poor Electrical Continuity.
- Overheating Or Short Circuits In The Circuit Causing Internal Damage.
- Mechanical Damage During Interior Work Or From Excessive Force On The Switch.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Peugeot 406
- Product Codes: 6552LY
- Additional Numbers: —
Note: This description is intended for automotive professionals and competent DIYers. The part is commonly searched by its product code 6552LY and fits the passenger seat heating application on Peugeot 406 models. Inspect related wiring, fuses and connectors during replacement to prevent repeat failures.
