Volkswagen Passat B6 Door Window Lifter Regulator Motor Front Lefy N/S 3AA998702

Volkswagen Passat B6 Door Window Lifter Regulator Motor Front Lefy N/S is a factory component from the Window regulators and motors group, designed to operate the driver's side window in the front part of the vehicle body. It ensures stable, repeatable operation of the window lifting and lowering mechanism, which translates into user comfort and the proper functioning of the comfort system in your Passat.

Specifications and technical data

• SKU: 3AA998702
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3AA998702
• Substitutable numbers: 3AA998702, 3AA 998 702
• Location on the vehicle: Front
• Part type: Window Motor
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented window lifter motor is designed for installation in the front left part of the body, i.e., the driver's door. It is responsible for driving the window lifting and lowering mechanism, working in conjunction with factory switches and the vehicle's electrical system. Thanks to its precise fit to the door structure, it maintains the correct geometry of the window's operation, limits its play, and reduces the risk of jamming. The component comes from the Volkswagen brand, which means compliance with factory manufacturing standards and electrical parameters intended for this model. This is particularly important in the case of comfort systems, where precise cooperation with control modules and the vehicle's installation has a direct impact on operational reliability.

Construction and operating characteristics

The window lifter motor in the Passat B6 is part of the system responsible for smooth control of the window position in the driver's door. It has been constructed to:

• ensure stable torque across the full range of window movement,
• maintain the appropriate lifting and lowering speed,
• cooperate with the factory window guide mechanism,
• limit operating noise to a level acceptable for mid-range cars. Thanks to its adaptation to the specific body and door model, installation does not require interference with the vehicle's structure or modification of the electrical system. This is a beneficial solution for both workshops and individual users who expect a predictable result after replacement.

Condition, selection, and application

The offered window lifter motor is a secondary market component in Used condition, which allows for an economical repair of the window lifting system while maintaining the manufacturer's original specifications. This is a practical solution in situations where the factory motor has worn out, stops in random positions, or does not respond to signals from the switch. The selection of the part is facilitated by the presence of the OEM number and interchangeable numbers in the technical specification – this allows for verifying compatibility with a specific equipment version and vehicle year. In case of doubt, it is worth comparing the markings with the currently installed component or seeking professional help to avoid problems with installation and system operation. If you are planning a comprehensive repair or modernization of the window and door area in your Volkswagen and need other elements from the same group, such as drives, guide mechanisms, or window control modules, check the available parts in the Volkswagen Window regulators and motors category.

Benefits of choosing an original window lifter motor

Using an original window lifter motor in the Passat B6 brings a number of practical benefits:

• Factory fit – compatibility with the door structure and electrical system reduces the risk of installation problems.
• Predictable system operation – maintaining parameters similar to the factory-installed component facilitates diagnostics and service.
• Economical repair – a used component allows for lowering the cost of restoring the window system's efficiency compared to purchasing a new part. In case of doubts regarding the choice of used drive components and their cost-effectiveness compared to new elements, an expert guide on our blog may be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. Although it mainly concerns drive units and transmissions, it addresses universal issues of selecting parts by OEM numbers and cost analysis, which can also be applied to other vehicle components.