BMW X5 E60 E81 E87 E90 E91 E92 Xenon Headlight Level Sensor

The BMW E87 E90 Xenon Headlight Level Sensor is an original component of the xenon headlight self-leveling system, used in selected models of the 1 and 3 Series. It ensures proper cooperation between the suspension and the headlight module, which translates to a stable light beam and compliance with safety requirements. A used OEM part is a sensible choice for drivers looking for a factory fit without the need to invest in a new part.

Specifications and technical data

• SKU: 6763735
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6763735
• Substitutable numbers: 37146853753, 6853753, 37146778815 37146763737, 37146763735 37146785207, 6778815 6763737 6763735 6785207, 6763736, 37146763736, 6853752
• Category: Other Starters, Alternators, ECUs & Wiring

Application and Function in the Xenon Headlight System

The headlight level sensor in BMWs with xenon headlights is responsible for continuously reading the vehicle's body position relative to the vehicle's axis. Based on this data, the control unit adjusts the headlight tilt angle to:

• maintain a constant light line regardless of the car's load,
• reduce glare for oncoming drivers,
• ensure adequate road illumination during acceleration and braking,
• meet homologation requirements for xenon headlights.

A functional sensor is crucial for the correct operation of automatic leveling, and replacing it when experiencing headlight system errors is often the quickest way to restore full functionality.

Compatibility and Advantages of an Original BMW Part

The offered BMW Xenon Headlight Level Sensor comes from the OEM parts group, meaning it retains factory operating parameters and integrates fully with the vehicle's electrical system. In practice, this translates to:

• correct cooperation with the factory headlight module and CAN bus system,
• appropriate signal characteristics for the suspension and headlights,
• no need for wiring or mounting modifications,
• preservation of the original operating logic of the self-leveling system.

This makes installation predictable and reduces the risk of compatibility issues compared to aftermarket alternatives of unknown origin.

Condition, Verification, and Preparation for Installation

The component is offered as a used OEM sub-assembly, allowing for a combination of an attractive price with the preservation of original BMW specifications. Before being offered for sale, the sensor is verified for:

• integrity of the housing and electrical connectors,
• absence of mechanical damage affecting the operation of the arm and measuring axis,
• ability to be correctly connected to the vehicle's system.

A sensor prepared in this way is suitable for installation as a replacement for a damaged component in the xenon headlight leveling system, while adhering to the manufacturer's service procedures.

Benefits of Using Used OEM Parts in BMW

Choosing an original, used headlight level sensor is a solution that allows for maintaining the cohesion of the entire lighting system in a BMW while optimizing repair costs. Compared to inexpensive aftermarket alternatives, an OEM part ensures:

• factory fit for a specific generation of BMW 1 and 3 Series,
• preservation of operating characteristics as intended by the manufacturer,
• a lower risk of headlight control unit errors,
• easier diagnostics for further service work.

For workshops and individual users, this means faster repair completion and greater predictability of the final result.

Other BMW Parts and Technical Knowledge

If you are looking for other parts in the Other BMW category, check the current offer in our catalog: other BMW parts in the Other category. You will find a wide selection of original components for various models of this brand.

For a comparison of technical solutions used in sports cars, it is worth familiarizing yourself with the analysis of powertrains and chassis in competing models – especially in the high-performance car segment. See the article: Audi RS vs. Other Models – What Lies Under the Hood and Chassis? to better understand how premium manufacturers design advanced suspension and lighting systems.

If you are interested in how the use of used OEM parts affects vehicle downtime and repair costs, the following material may be helpful: How the Availability of Used OEM Parts Reduces Workshop Repair Times. This is a practical addition to your knowledge when planning service for a BMW with xenon headlights.