Audi Q3 8U Door Lock Actuator Mechanism Latch Rear Left N/S 4G0839015

Audi Q3 8U Rear Left Door Lock is an original part from the locks and latches category, designed for the rear left door of an Audi. Its construction, compliant with manufacturer standards, ensures proper integration with the vehicle's electrical system, central locking, and door handle mechanism, leading to secure and stable door closure.

Specifications and technical data

• SKU: 4G0839015
• Mark: Audi
• Condition: Used
• OEM Part Number: 4G0839015
• Substitutable numbers: 4G0839015, 4G0 839 015
• Location on the vehicle: Rear, Left
• Category: Exterior Locks & Lock Hardware

Intended Use and Fitment for Audi Q3 8U

The presented lock is designed as a component for the rear left door of the Audi Q3 8U generation. Thanks to its factory-standard housing geometry and correctly positioned mounting points, it fits the original mounting holes in the door without requiring any bodywork modifications or wiring adaptations.

As part of the locks and latches group, it works in conjunction with the factory-fitted external and internal door handle mechanisms, linkages, and the central locking actuator. This allows for the full functionality of the door locking system, including proper locking while driving and stationary.

Construction and Function of the Rear Left Door Lock

The door lock is responsible for the mechanical connection of the door leaf to the car body and for transmitting motion from the handle and actuator to the locking pawls. This model features a design adapted for:

• operation in the rear part of the vehicle on the driver's side,
• compatibility with the factory Audi central locking system,
• stable holding of the door in the closed position under operational loads.

Proper guidance of the locking mechanism reduces play in the hinges and minimizes unwanted noises during driving. The lock is prepared for operation in typical road conditions, taking into account temperature and humidity variations.

Benefits of Using an Original Audi Lock

Using an original rear left door lock for the Audi Q3 8U helps maintain the integrity of the entire vehicle locking system. Key benefits include:

• factory fitment to the door and body pillar structure,
• correct interaction with the central locking electronics and comfort system,
• appropriate operating characteristics of the locking mechanism, in line with manufacturer specifications,
• maintenance of the proper level of passive safety in the door closure area.

Consequently, after replacing the lock, correct door opening and closing can be restored, eliminating issues with doors not closing fully, no response to the remote, or unreliable locking.

Condition, Verification, and Service Application

This part is a used item, offered as a used rear left door lock. This type of part is a good solution when the existing lock has suffered mechanical damage, wear and tear, or internal corrosion. In workshop practice, the lock is installed after verifying the correct operation of linkages, handles, and the door's alignment with the car body.

Before purchasing, it is advisable to compare the lock's configuration with the currently installed part and verify compatibility using the OEM number or the vehicle's VIN. Proper selection helps avoid installation problems and ensures the full functionality of the locking system.

Other Audi Locks and Latches and Technical Knowledge

If you are also looking for other Audi locks and latches for your car, check out the Audi locks and latches available in our store to select suitable parts for other doors or the tailgate.

More information on selecting used OEM parts by number and VIN, as well as the specifics of Audi technical solutions, can be found in the article: Audi's Five-Cylinder Engine – A Legend from Quattro to RS3 and How to Care for It with Original Audi Parts. This is a practical source of knowledge that helps you make informed component choices for servicing your car.