ECU AFIL Valeo is the original control unit of the lane keeping system for Citroën and Peugeot cars. This is a used part dismantled from a 2007 Citroën C5, suitable as a replacement for a damaged AFIL unit in other compatible PSA models.

This AFIL (lane departure warning system) unit evaluates the signals from the relevant sensors and then warns the driver. A properly functioning AFIL ECU contributes to higher driving safety, especially on highways and on longer journeys.

Technical information:
Manufacturer: Valeo
Brand: Citroën / Peugeot (PSA)
Model: Citroën C5 (disassembled from C5 year 2007), possible use also for other PSA models according to part numbers
Main product code: 9661106680
Product codes (PSA): 6590AQ, 6590AR
Other numbers: can be listed directly on the unit label (version, index, production series)

Part Type: ECU AFIL – Lane Departure Warning System Control Unit
Location in the vehicle: depending on the specific model (usually in the interior, in the area of the dashboard / center tunnel or under it)
Condition: used original PSA / Valeo OEM part

Advantages of using an original Valeo AFIL unit:
– full compatibility of the relevant ECU version with the vehicle system
– preservation of the original function of the lane departure warning system
– reliable communication via the vehicle data bus (CAN, etc.)

Installation recommendations:
– entrust the installation to an experienced car mechanic with knowledge of Citroën / Peugeot systems
– before replacing the unit, disconnect the vehicle battery and wait for the recommended time to discharge the system
– when disassembling the original unit, carefully release the connectors, do not pull on the wiring, but only on the plastic bodies of the connectors
– check the cleanliness of the contact surfaces and bundles, if necessary, clean the contacts with a suitable preparation for electrical installation
– after assembling the unit, firmly secure all connectors and fixing points to avoid vibrations and intermittent contact
– in most cases, after replacing the AFIL ECU, diagnostics and possible coding / initialization of the system using a suitable PSA diagnostic is necessary, so that the unit communicates correctly with the rest of the vehicle’s electronics
– after completing the assembly and setting, perform a test drive and verify that the AFIL system works as expected (indicator display, acoustic / vibration warning depending on the car equipment)

This part is suitable for customers looking for a specific unit by part number 9661106680 or replacement codes 6590AQ / 6590AR and need a working original AFIL ECU for Citroën and Peugeot.

ECU AFIL Valeo is a specialized control unit for lane keeping assistant, designed for selected Citroën and Peugeot cars. This is an original used part, suitable as a replacement for a damaged AFIL unit in the event of a breakdown, error messages or a non-functional lane departure warning system.

Technical information
Manufacturer: VALEO
Purpose: ECU AFIL – lane keeping assistant control unit
Car make: Citroën / Peugeot
Model: especially Citroën C5 (other PSA models according to the same codes)

Product codes:
– 9647741980
– 9661106680

Other numbers:
– 603.006
– 6590AQ
– 6590 AR

This Valeo AFIL unit is installed in PSA (Citroën / Peugeot) cars and cooperates with sensors in the seat or camera/sensor according to the specific equipment of the car. A properly functioning unit ensures recognition of unintentional lane departure and activates driver warnings (seat vibration, acoustic signal, etc., depending on equipment).

The part is particularly suitable for professional auto mechanics and skilled home repairers looking for a specific unit by part number. When choosing, it is important to compare the numbers on the original unit with the listed codes – the matching of the codes significantly increases the probability of correct function after assembly.

Installation recommendations
– Always disconnect the vehicle’s battery before disassembly and assembly to avoid damaging the electronics.
– Work in a dry and clean environment, avoid electrostatic discharges (earthing or ESD bracelet recommended).
– When replacing the AFIL unit, follow the workshop manual of the given model (unit location, access, attachment method).
– Check the condition of the connectors and wiring – they must not be corroded, broken or mechanically damaged.
– Insert the connectors evenly, without force, up to the stop; poor contact can cause random system errors.
– After assembly of the unit, it is often necessary to carry out diagnostics and possible setting or initialization of the AFIL system in the diagnostic device (e.g. activating the system, erasing error codes).
– After installation is complete, test the AFIL function by test driving in safe conditions to verify that the system responds as expected.

This part is an ideal choice if you are looking for a specific AFIL Valeo ECU for Citroën or Peugeot according to the part numbers listed and want to restore the correct operation of the lane keeping system.