Volkswagen Passat B8 3G Door Window Control Motor Rear Right O/S 5Q4959801D

Volkswagen Passat B8 3G Door Window Control Motor Rear Right O/S is an original component from the Window regulators and motors group, designed for operating the rear right window in the B8 generation Passat body. This used motor ensures a factory fit, stable operation of the window lifting mechanism, and maintains full functionality of the electric control system.

Specifications and technical data

• SKU: 5Q4959801D
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 5Q4959801D
• Substitutable numbers: 5Q4959801D, 5Q4 959 801 D
• Location on the vehicle: Rear, Right
• Part type: Window Regulator
• Category: Window Motors & Regulators

Purpose and function in the vehicle

The presented motor is dedicated to installation in the rear right window area, within the rear passenger door zone. As a component responsible for driving the window lifting and lowering mechanism, it works in conjunction with the vehicle's electrical system and the factory switches in the doors and driver's console. This ensures smooth, predictable window operation and correct response to signals from the comfort system.

Construction and technical fitment

The motor belongs to the group of components referred to as Window regulators and motors, which means it is designed to work with the rails and cables of the window lifting mechanism in the door. The design is based on solutions used by Volkswagen at the factory, which translates into proper positioning in the door, correct mounting points, and a compatible electrical connector.

Proper fitment to the rear right side of the body reduces the risk of incorrect installation, wiring harness twisting, or excessive mechanical stress. This is particularly important for vehicles equipped with advanced comfort systems, where correct window operation affects the functionality of features such as remote closing or rear window locking.

Benefits of using an original motor

Using an original component from a dismantled vehicle in a Passat B8 allows for maintaining consistency with the vehicle's factory electrical architecture. Key advantages include:

• factory fitment for the rear right window without the need for installation modifications,
• maintenance of operating parameters specified by the vehicle manufacturer,
• correct cooperation with control modules and door buttons,
• reduction of the risk of communication errors in the car's electrical network.

Thanks to this, the installation process is orderly, and after replacement, it is possible to quickly restore full functionality of the window in the rear right part of the body.

Condition, verification, and selection by part numbers

The item is offered as a used product, which in practice means it comes from a dismantled vehicle and has been verified for suitability for further use. This type of solution is cost-effective while allowing for the preservation of the original technical specification intended for the Passat B8.

When selecting a motor for a specific car, it is worth using the manufacturer's markings and interchangeable numbers to ensure full compatibility with the equipment version and the vehicle's model year. In case of doubt, selection by part numbers allows for avoiding problems with installation and communication with the electrical system.

For drivers who want to better understand the advantages of using parts from dismantled vehicles and the importance of proper selection by manufacturer markings, the following expert guide will be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. Although it mainly concerns powertrains, the procedures for selection by numbers and the approach to the quality of used parts described there are also analogous for other subassemblies.

Expansion and service of the window zone in a Volkswagen

If you are planning a comprehensive repair or modernization of the window and door zone in your Volkswagen and need other elements from the same group, such as window drives, lifting mechanisms, or window control modules, check the available parts in the Volkswagen Window regulators and motors category.

Such an approach allows you to organize the entire window zone in one service stage – from motors and mechanisms to control elements – which reduces the risk of subsequent failures and ensures consistent system operation throughout the vehicle.