Volkswagen Passat B7 Wiper Motor Rear Window Tailgate Actuator 3C9955711

Volkswagen Passat B7 Wiper Motor Rear Window Tailgate Actuator is an original component from the Wiper motors and linkages group, designed for operation on the vehicle's rear window. It provides a stable drive for the wiper arm, which translates into safe visibility in difficult weather conditions. Using this component allows for an economical yet technically correct repair of the wiper system in your Passat.

Specifications and technical data

• SKU: 3C9955711
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3C9955711
• Substitutable numbers: 3C9955711, 3C9 955 711
• Location on the vehicle: Rear
• Category: Wiper Linkages, Transmissions & Motors

Purpose and function in the vehicle

The presented motor is designed to work in the rear part of the body, where it is responsible for driving the tailgate wiper. Its task is to smoothly transfer torque to the wiper mechanism so that the arm movement is uniform and repeatable throughout its full range of motion.

This element works with the vehicle's electrical system and wiper control system, responding to signals from the steering column stalk or automatic operating cycles. As a result, the driver receives predictable, repeatable rear wiper performance, which is especially important when driving in rain, snow, or with a dirty rear window.

Construction and performance parameters

The rear wiper motor in the Passat B7 is based on a compact electrical design, adapted for installation in the tailgate. The housing is designed to ensure proper sealing and resistance to typical operational loads, such as temperature changes or humidity. The electric drive used allows for a stable wiper speed and the correct torque for the arm mechanism.

In practice, this translates into:

• reliable wiper start even after a long period of inactivity,
• uniform movement along the entire programmed arc,
• consistent cooperation with the factory vehicle control system.

Benefits of using an original motor

Using an original rear wiper motor in the Passat B7 allows you to maintain the factory operating parameters of the system. You receive a component designed specifically for this model, which facilitates installation and reduces the risk of fitment issues. This is a particularly advantageous solution for repairs where operational repeatability and compliance with the factory installation are important.

Key advantages include:

• factory fitment to the body and wiper mechanism,
• proper cooperation with the original electrical control system,
• the ability to restore full functionality of the rear wiper without costly system upgrades.

Characteristics of the used component

The offered motor comes from disassembly and has the status of a used component. This type of part is a good choice when you want to reduce repair costs while maintaining the original design. In practice, this means a favorable price-to-functionality ratio, especially compared to replacements of uncertain origin.

Before installation, it is recommended to perform a standard verification of the electrical system and the wiper arm mechanism to ensure proper cooperation of all system components.

Related components and part selection

When replacing the motor, it is worth paying attention to the condition of the wiper arm, mounts, and joints, as worn mechanical elements can affect the load on the drive. If necessary, you may consider replacing the seals in the tailgate at the same time to limit moisture access to the installation area.

If you are planning a comprehensive repair or upgrade of the area responsible for wiper operation in your Volkswagen and need other elements from the same group, such as drives, linkages, or mechanisms working with arms, check the available parts in the Volkswagen Wiper motors and linkages category.

Technical support and selection of used components

When selecting used drive elements for the wiper system, it is worth being guided by compliance with the manufacturer's markings and the actual technical condition of the part. Procedures based on OEM numbers and vehicle data can be helpful, minimizing the risk of purchasing an incompatible component. You can read more about the safe selection of used drive components in the article Why it is worth buying used gearboxes and engines – facts instead of myths, where practical rules for selecting parts according to manufacturer markings are discussed.

If you are interested in a broader context of using used components in German cars, including the selection of elements for Volkswagen, the guide Renovation and repair of German cars: which used parts are worth buying and which are better to avoid? will be helpful, describing when the purchase of a used component is technically justified.