Rear Tailgate Release Switch Citroën Peugeot 6490R3

Description

Tailgate Release Switch for Citroën C4 and Peugeot 3008, 5008 and 308 T7.

Overview

High-quality replacement tailgate release switch designed for Citroën and Peugeot models. This switch operates the rear hatch unlocking mechanism and interfaces with the vehicle’s central locking/comfort system to allow electronic opening of the tailgate. Ideal for professional workshops and DIY mechanics looking for a direct-fit component that restores reliable tailgate operation. Commonly searched by part number 6490R3, it is a frequent spare for vehicles with a faulty or intermittent rear hatch release.

Technical Information

• Manufacturer: Stellantis / Citroën / Peugeot
• Model: Citroën C4 II, Citroën C4 Picasso, Peugeot 3008 I, Peugeot 5008 I, Peugeot 308 (T7)
• Product Codes: 6490R3, 6490.R3
• Other Numbers: Not Provided

Function

The switch sends a command to the central locking or comfort module to release the tailgate latch. It completes the electrical circuit when pressed, activating the actuator that unlatches the tailgate. Proper operation ensures convenient and safe access to the boot/hatch area.

Replacement Procedure

Typical replacement is straightforward for experienced technicians and competent DIYers. General steps:

1. Disconnect the vehicle battery before starting to avoid short circuits and accidental module damage.
2. Remove interior trim of the tailgate or access panel to reach the switch (tools may include trim pry tools, Torx or Phillips drivers depending on clips and screws).
3. Unplug the electrical connector from the old switch and note any retaining clips or screws.
4. Release the switch from its mounting (push clips or remove screws) and fit the new unit in the same orientation.
5. Reconnect the electrical connector and reassemble the trim. Reconnect the battery and test the switch operation several times, including remote opening if applicable.

Installation Recommendations

• Always Disconnect The Battery Before Removing The Switch To Prevent Electrical Damage.
• Inspect The Connector And Wiring For Corrosion Or Damage; Replace Or Repair Any Compromised Wiring.
• Use Appropriate Trim Tools To Avoid Breaking Plastic Clips And Interior Panels.
• After Installation, Test Full Functionality: Manual Switch, Remote Release, And Closing/Locking Cycle.
• If The Switch Appears To Work Intermittently After Fitment, Check The Tailgate Grounding And The Comfort Module Error Codes With Suitable Diagnostic Equipment.

Why This Part Most Commonly Fails

Failure Causes:

• Water Ingress And Moisture: Exposure to rain or washing can allow water into the switch assembly, causing corrosion or shorting of internal contacts.
• Wear And Mechanical Fatigue: Frequent use leads to worn contacts and broken plastic mounting tabs or buttons.
• Connector Corrosion Or Poor Grounding: Corroded pins or weak ground connections can cause intermittent or non-functional switches.
• Impact Or Physical Damage: Damage from slamming the tailgate or accidental impact can break the switch housing or internal mechanism.

Notes For Professionals

Part Number And Keywords To Help Search: 6490R3, 6490.R3, Tailgate Release Switch, Rear Hatch Release Switch, Citroën C4 Tailgate Switch, Peugeot 3008 Tailgate Switch. When replacing, verify fitment visually and by connector type; do not rely solely on model year due to platform variations.