BMW 3 5 Series E34 E36 Front Door Central Locking Actuator Unit 8353012

BMW 3 5 Series E34 E36 Front Door Central Locking Actuator Unit is an original component from the Locks and latches group, designed for operation in the front section of the vehicle body. It ensures precise control of the door locking and unlocking mechanism, supporting the proper functioning of the factory central locking system and the comfort of daily vehicle use.

Specifications and technical data

• SKU: 8353012
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8353012
• Substitutable numbers: 67118353012, 8353012, 67111387606, 1387606, 67111387726, 1387726, BG
• Location on the vehicle: Front
• Color: Black
• Category: Exterior Locks & Lock Hardware

Application and function in the central locking system

The presented actuator is designed for installation in the front doors of the BMW 3 Series E36 and 5 Series E34, where it is responsible for transmitting the signal from the central locking module to the mechanical movement of the latch. A properly functioning component of this type contributes to:

• consistent operation of all doors within a single locking and unlocking cycle,
• stable locking of the driver or passenger side doors,
• maintaining the factory functionality of the vehicle's security system.

Thanks to its fitment for specific BMW generations, the actuator works with the original electrical installation and lock mechanism without the need for structural modifications.

Construction, placement, and fitment

The actuator operates in the front door area, inside the door panel, in the immediate vicinity of the lock mechanism. Its design is prepared to work with factory rods and levers, which facilitates installation in place of the original component. The black housing is visually neutral and consistent with the factory door interior finish.

As a part from the Locks and latches group, this component serves as an important link between the control electronics and the lock mechanics, providing the appropriate force and travel for proper door locking.

Operational parameters and benefits of use

The BMW front door central locking actuator has been designed for long-term operation in variable operating conditions – inside the door, there is increased humidity, temperature changes, and vibrations from driving. The design provided by the vehicle manufacturer allows for:

• maintaining the appropriate response speed to the signal from the remote or key cylinder,
• repeatable locking and unlocking without loss of travel,
• limiting the noise of the lock mechanism operation to a level typical for the factory solution.

Using an original solution from the same BMW model family minimizes the risk of electrical and mechanical compatibility issues, which translates into stable operation of the central locking system in daily use.

Condition, origin, and compatibility verification

The offered actuator is a BMW part in used condition, sourced from dismantling, which allows for maintaining the original design specifications characteristic of this brand. Before installation, it is recommended to verify compatibility with the specific body version and vehicle year using the OEM part number and available interchangeable numbers in the technical specifications section.

This approach facilitates the selection of the correct component for a given vehicle, reduces the risk of connector or mounting mismatches, and helps maintain the consistency of the entire vehicle locking system.

Expansion of the locks and latches system in BMW

If you are planning a comprehensive repair or upgrade of the door and lock zone in your BMW and need other elements from the same group, such as cylinders, latches, or additional lock mechanisms, check the available parts in the BMW Locks and latches category.

For drivers interested in improving vehicle response and broader modifications, practical tips on using used components in the car modification process may also be useful – you will find them in the article How to increase engine power: a practical guide to engine tuning with used parts, which organizes the topic of tuning in terms of safety and efficiency.