Description
Electric Lock For Left Front Door For Peugeot 407. Driver’s Door.
The Electric Left Front Door Lock (door latch actuator) for the Peugeot 407 is a direct-fit replacement part designed for the Driver’s Door. This unit controls locking and unlocking of the left front door via the central locking system and mechanical latch mechanism. It is commonly searched by OEM numbers and aftermarket codes, so listing the part number in search queries increases the chance of a quick match.
Technical Information
- Manufacturer: Stellantis (Peugeot/Citroën)
- Model: Peugeot 407
- Product Codes: 9681333380, Q00, 9135AY, 9135FN
- Additional Numbers: Commonly Cross-Referenced With OEM Lock/Latch Codes For 407 Range
Application And Compatibility
Fits Peugeot 407 passenger vehicles (Driver’s Left Front Door). The 407 production years are typically 2004–2011; compatibility can depend on body version and equipment (saloon, estate, Coupé). Buyers frequently search by part number (e.g. 9681333380 or 9135AY) to confirm fitment quickly.
Function And Symptoms Of Failure
The door lock actuator operates the latch and locking mechanism electrically as part of the central locking system while also allowing manual operation from the interior/exterior handles. Typical symptoms of a failing unit include:
- Door Does Not Lock Or Unlock With Central Locking
- Intermittent Locking Operation Or Sluggish Response
- Rattling Or Grinding Noise Inside The Door When Locking
- Door Not Latching Properly Or Requiring Excessive Force To Close
Why The Part Usually Fails
Failures Are Most Often Caused By Mechanical Wear, Moisture Ingress, Corrosion Of Contacts, Or Broken Plastic Gears Inside The Actuator. Electrical Issues Such As Damaged Wiring, Connector Corrosion Or Shorted Motors Also Occur. Repeated Use Over Many Years And Exposure To Road Salt/Water Accelerates Degradation.
Replacement Procedure (Overview)
Intended For Professional Mechanics And Experienced DIY Enthusiasts. Typical Replacement Steps:
- Disconnect Battery Before Starting Work To Prevent Short Circuits And Avoid Damage To Vehicle Electronics.
- Remove Inner Door Trim And Any Vapor/Water Barrier To Access Lock Assembly.
- Disconnect Electrical Connector And Detach Control Rods/Cables From The Lock Mechanism (Note Positions For Reassembly).
- Unbolt The Lock Module From The Door Shell (Usually Three Fasteners) And Remove The Old Unit.
- Fit The Replacement Lock, Reattach Rods/Cables And Electrical Connector, Replace Water Barrier And Door Trim.
- Test Central Locking, Manual Lock/Unlock, And Handle Operation Before Final Reassembly.
Installation Recommendations
- Always Disconnect The Battery Before Removing Or Installing The Lock To Protect Vehicle Electronics.
- Inspect Wiring Harness And Connectors For Corrosion Or Damage; Replace Or Repair As Needed.
- Lubricate Mechanical Linkages And Latch Points With Appropriate Grease To Prevent Premature Wear.
- Ensure Correct Orientation And Secure Fastening Of The Lock So The Door Latches Smoothly Without Binding.
- After Installation, Verify Central Locking Function From All Doors And Check Child Lock/Deadlock Features If Equipped.
Who Should Install
Recommended For Professional Auto Technicians Or Experienced DIYers Comfortable With Door-Trim Removal And Electrical Connectors. If You Are Unsure, Use A Workshop With Experience On Peugeot/PSA Vehicles.
Search And Ordering Tips
This Part Is Frequently Searched By OEM Part Numbers (For Example 9681333380 Or 9135AY). When Searching Or Ordering, Include The Vehicle Model (Peugeot 407) And Indicate Left Front/Driver Side To Avoid Mistakes. If The Vehicle Has Additional Security Or Comfort Options, Confirm That The Lock Type Matches The Original Unit’s connector and actuator style.
