BMW E81 E82 E87 E88 E90 E91 E92 E93 Brake Servo Pressure Sensor 8676835

The BMW E81 E82 E88 E90 E91 E92 E93 Brake Servo Pressure Sensor is an original component of the BMW braking system, designed for precise pressure control in the brake servo. A used OEM component allows for the preservation of factory operating parameters, which translates to stable, predictable brake performance and proper interaction with the vehicle's electronics.

Specifications and technical data

• SKU: 8676835
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8676835
• Substitutable numbers: 11668676835, 8676835
• Part type: Sensor
• Category: Additional Brake Sensors & Switches

Sensor Purpose and Function

The brake servo pressure sensor in BMW E8x and E9x series models is responsible for monitoring the vacuum/pressure in the brake assist system and transmitting the signal to the vehicle's control units. A properly functioning component:

• supports stable operation of the braking system under various load conditions,
• enables the correct response of safety systems,
• reduces the risk of brake servo-related errors.

By maintaining the original signal characteristics, the sensor ensures consistency with the factory control unit software, which is particularly important for system diagnostics and calibration.

Benefits of Using an Original BMW Sensor

Using an original brake servo pressure sensor in BMW E81–E93 series allows for maintaining the consistency of the entire braking system with the factory specification. Key advantages include:

• Full compatibility with the electrical system and connectors used in the specific BMW generation.
• Stable operating parameters within typical brake servo pressure ranges.
• Compatibility with factory diagnostic procedures used in service centers.
• Direct replacement of a damaged component without the need for installation modifications.

For users who expect predictable brake system behavior, choosing an original sensor is a safe and technically sound solution.

Condition, Verification, and Selection by Numbers

The offered sensor comes from the Other Brake Sensors and Switches group and is a used part, which practically allows for combining an attractive price with the preservation of the original manufacturer's specifications. Each such component should be selected by its OEM number and interchangeable numbers to ensure full compatibility with the specific engine version and model year of the vehicle.

If you want to streamline the process of selecting parts by factory numbers and avoid mistakes, a practical guide will be helpful: how to choose the right car part by VIN and OEM number. There you will find a step-by-step procedure and a list of questions to ask the seller before purchasing.

Safety of Purchasing a Used Sensor

Many drivers consider using used brake system components, especially when they are looking for original BMW parts at reasonable service costs. To approach such a decision consciously and separate facts from common opinions, it is worth reading the article Used Car Parts: Myths and Facts You Need to Know. This will help you better assess when a used sensor is a reasonable alternative to a new replacement.

Expanding the BMW Braking System

If you are planning a comprehensive repair or upgrade of the braking area in your BMW and need other components from the same group, such as additional sensors, switches, or control elements, check the available parts in the Other BMW Brake Sensors and Switches category.