BMW 3 Series E46 Rear Left N/S Door Lock Latch Motor Actuator 7011245

BMW 3 Series E46 Rear Left N/S Door Lock Latch Motor Actuator is a component from the Locks and Latches category, designed for installation in the rear left door of the vehicle. It ensures the proper operation of the locking and unlocking mechanism, directly impacting the safety and comfort of the vehicle. This solution is dedicated to BMW construction, allowing for precise fitment to the factory door system.

Specifications and technical data

• SKU: 7011245
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7011245
• Substitutable numbers: 7011245, 51227011245, ŁS
• Location on the vehicle: Rear, Left
• Category: Exterior Locks & Lock Hardware

Purpose and vehicle placement

The presented lock is designed for installation in the rear left door area, meaning it works with the factory handle mechanism, linkages, and electrical wiring intended for this side of the body. This ensures the correct geometry of the latch operation, as well as the appropriate force for closing and locking the door panel.

Placement in the rear part of the body requires the component to be compatible with the design of the hinges, pillar, and seals, which translates into stable closing and the reduction of unwanted play during vehicle operation.

Technical and functional characteristics

The lock belongs to the Locks and Latches group, which are components responsible for the mechanical and often electrical locking of the doors. The design of this type of component is engineered for:

• proper engagement with the striker on the body pillar,
• stable cooperation with internal and external door handle linkages,
• resistance to repeated opening and closing cycles,
• maintaining the appropriate rigidity of the entire door-to-body connection.

Thanks to its alignment with BMW standards, the lock operates in a predictable manner with the factory door system, which facilitates diagnostics and potential future service work within the rear left side of the vehicle.

Benefits of using a dedicated door lock

Using a lock specifically designed for the rear left side in a BMW E46 allows for maintaining the structural integrity of the entire door system. The most important advantages include:

• secure locking – proper closing and locking of the door while driving and when parked,
• compatibility with the manufacturer's factory solutions,
• easier installation thanks to provided mounting points and the appropriate housing shape,
• the ability to maintain the original operating characteristics of the handles and internal mechanisms.

A well-chosen rear left lock reduces the risk of problems with improper closing, accidental opening, or uneven door-to-seal fitment, which is significant for both safety and acoustic comfort inside the cabin.

Condition and service application

The offered item is a used part, which in service practice often represents a reasonable compromise between repair costs and maintaining compliance with the manufacturer's solutions. This type of component is primarily used when replacing a damaged or worn lock, when problems arise with locking, opening from the inside or outside, or when the mechanism exhibits excessive play.

Before installation, it is recommended to perform a standard verification of the mechanism's operation and proper adjustment relative to the striker in the pillar to achieve smooth closing and even fitment of the door to the bodywork.

Related items from the BMW Locks and Latches category

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

More about used car parts

If you want to better understand the specifics of used components and verify popular opinions about them, it is worth reading the guide Used car parts: Myths and facts you need to know, which helps in making informed purchasing decisions based on reliable information.