Description
Electric Lock For Left Front Door For Peugeot 407 — Driver’s Door
Product Overview
High-quality electric left-front door lock designed for the Peugeot 407 driver’s door. This unit controls the mechanical locking and unlocking of the door, integrates with the central locking system and the door microswitch, and ensures reliable operation of the driver’s side locking mechanism. The part is commonly searched by its OEM numbers and is suitable for professional workshops and experienced DIY mechanics performing door lock replacements or central-locking repairs.
Why Choose This Door Lock
- Direct-fit design for easy replacement on Peugeot 407 driver side.
- Compatible with central locking systems and standard door actuators.
- Commonly referenced by OEM codes, making online search and ordering straightforward.
- Designed for mechanics and competent DIYers who can follow safe removal and installation procedures.
Technical Information
- Manufacturer: Stellantis (Citroën/Peugeot)
- Model: Peugeot 407 (Left Front Door / Driver’s Door)
- Product Codes: 9659739880; 9135AY; 9135FN; F 00
- Other Numbers: 9135AY | 9135FN | 9659739880
Installation Recommendations
Replacement of the left-front door lock requires removing the interior door trim to access the lock mechanism. Recommended general steps:
- Before starting, disconnect the vehicle battery to avoid short circuits and unintended airbag/central-locking activations.
- Remove door trim and any moisture barriers carefully to preserve clips and seals.
- Disconnect electrical connector(s) to the lock actuator and unclip or detach the mechanical linkages (door handle, latch rods).
- Unbolt the lock assembly from the door and replace with the new unit, ensuring correct orientation of rods and connectors.
- Reconnect wiring and test the lock operation (manual and central lock) before reassembling the door trim.
- Lubricate moving linkages and check door alignment and striker engagement after installation.
For best results, use appropriate trim tools, basic hand tools (screwdrivers, Torx/hex sockets depending on vehicle), and follow the vehicle manufacturer’s removal/reinstallation sequence.
Most Common Failure Causes
- Wear Of Internal Plastic Gears Or Actuator Motor Failure Caused By Age Or Heavy Use.
- Water Ingress Or Corrosion From Damaged Seals Leading To Electrical Faults Or Mechanical Seizure.
- Broken Or Detached Linkage Rods/Clips Due To Impact Or Fatigue.
- Intermittent Operation From Faulty Microswitches Inside The Lock Assembly.
- Damage After Door Impact Or Aftermarket Modifications That Affect Alignment.
Practical Tips For Mechanics And DIYers
- Search By OEM Part Number (9659739880, 9135AY, 9135FN) To Ensure Faster Identification.
- Inspect Door Seals And Water Channels When Replacing The Lock To Prevent Future Water Damage.
- If Central Locking Still Fails After Replacement, Check Wiring, Fuses, And The Central Lock Control Unit Connections.
- Test Lock Function Several Times With Door Open And Closed To Confirm Reliable Operation.
