Mercedes-Benz C E W204 W212 Rear Left N/S Door Window Lifter Motor A2048200542

MERCEDES C E W204 W112 Rear Left Window Motor is a precise component from the Window Regulators and Motors group, designed for the rear left window in Mercedes vehicles. It ensures stable operation of the window lifting and lowering mechanism, restoring full functionality to the rear left window and enhancing vehicle comfort.

Specifications and technical data

• SKU: A2048200542
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048200542
• Substitutable numbers: A2048200542, A 204 820 05 42, EM
• Location on the vehicle: Rear, Left
• Category: Window Motors & Regulators

Purpose and Function of the Window Motor

The presented motor is dedicated for installation in the rear left window area, where it is responsible for driving the window lifting and lowering mechanism. As a component from the Window Regulators and Motors category, it works with the window guides and the vehicle's electrical system, enabling smooth window control from the driver's panel or the switch in the rear door.

The placement on a Rear, Left vehicle type allows for unambiguous identification of the mounting position, which facilitates the selection of the correct component for repairs of the window system in Mercedes C-Class or E-Class W204 / W212 generation (subject to actual compatibility verified by part numbers).

Benefits of Using an Original Mercedes Window Motor

Using a dedicated window motor in the rear left part of the body allows you to:

• restore proper operation of the electric window regulator after failure of the factory drive,
• maintain correct operating parameters of the comfort system and central window control,
• minimize the risk of jamming, uneven operation, or the window stopping in intermediate positions,
• maintain the structural integrity of the door system without the need for installation modifications.

Thanks to its precise fit for the rear left door mounting location, the motor integrates with the factory mounting points and wiring harness, contributing to efficient servicing and reduced repair time.

Mounting and Operational Characteristics

The rear left window motor is designed for direct installation in the rear door, on the driver's side (in left-hand drive vehicles). The construction, intended for Mercedes' electrical system, allows for integration with the factory window controls without the need for additional adapters or installation modifications.

As a used component, it is intended for users seeking a cost-effective solution while maintaining proper vehicle fitment. Correct selection based on part numbers and vehicle placement helps reduce the risk of incompatibility and ensures correct window system operation after installation.

Mercedes Window Regulators and Motors – Door Area Expansion and Service

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other components from the same group, such as window drives, control modules, or complete regulator mechanisms, check the available parts in the Mercedes Window Regulators and Motors category.

Technical Support and Part Selection

When selecting a rear left window motor, it is important to pay attention to compatibility with the specific body version and the vehicle's electrical system. Verification by OEM part number and interchangeable numbers allows confirmation of compatibility with a given Mercedes model, which is particularly important when replacing components within comfort systems.

If you are interested in a broader context of premium car operation and potential repair costs, a helpful guide article on power units in another popular premium segment model might be useful – read the material BMW E90 Faulty Engines: Find Out What Can Ruin Your Budget! to better plan your car's maintenance and budget.