Audi TT 8N Front Lamp Headlight Level Sensor 4B0907503

The Audi TT 8N Headlight Level Sensor is a precise component of the adjustment system, responsible for the correct positioning of the Headlights beam relative to the vehicle's load. Mounted at the front of the car, the sensor transmits information about the current body position to the control unit, allowing for a stable and safe road illumination level. This solution improves night driving comfort and reduces the risk of dazzling other road users.

Specifications and technical data

• SKU: 4B0907503-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 4B0907503
• Substitutable numbers: 4B0907503, 4B0 907 503
• Location on the vehicle: Front
• Category: Headlight Assemblies

Function and Application in the Headlight System

The headlight level sensor works with the Headlight adjustment system, monitoring the vertical position of the vehicle body. Based on the signal from this component, the control unit can dynamically adjust the angle of the headlights to:

• maintain optimal road illumination range under various vehicle loads,
• minimize the dazzling effect for oncoming drivers,
• ensure stable, repeatable headlight operating parameters.

Its placement at the front of the vehicle allows for accurate reflection of suspension geometry changes, leading to more predictable lighting system behavior.

Construction and Vehicle Integration

The component is designed as a dedicated part for the Audi brand, ensuring proper operating characteristics when combined with factory suspension and headlights. The sensor's construction allows for its installation in the manufacturer-designated location at the front of the vehicle, utilizing original mounting points and the factory wiring harness.

This solution minimizes the need for installation modifications, simplifies servicing, and maintains consistency with the vehicle's original technical documentation.

Condition, Verification, and Benefits of Use

The offered sensor is a used component, which in practice means the possibility of an economical repair of the light adjustment system while maintaining the original manufacturer's specifications. Choosing such a solution is particularly beneficial for vehicles where maintaining compliance with the factory lighting and electronics system is important.

Using a functional headlight level sensor allows for:

• restoring the correct operation of automatic headlight adjustment,
• reducing errors and warning messages related to the lighting system,
• maintaining the required level of safety and driving comfort after dark.

Fitment and Part Identification

Product identification within the store system is carried out, among other things, by the SKU designation, as well as the dedicated OEM part number and available interchangeable numbers. This allows for precise matching of the sensor to a specific Audi TT 8N configuration and verification of compatibility with your vehicle.

Information about the placement on the vehicle facilitates the mechanic's or end-user's planning of installation and diagnostics of the light adjustment system.

If you are planning a comprehensive repair or upgrade of the front lighting area in your Audi and need other components from the same group, such as headlights, control modules, or leveling adjustments, check the available parts in the Audi Front Lights category.

For users interested in the broader context of selecting used OEM components and the impact of precise components on driving characteristics, an article comparing turbochargers in sports builds may be helpful – you can find it here: Go-Kart Feeling XXL: Used N18 Turbocharger vs. B48 – Which to Choose for a Mini Cooper S?.