Audi S8 D3 V10 Engine 6-8 Cylinder Block Ping Knock Sensor 07L905377B

Audi S8 D3 V10 Engine 6-8 Cylinder Block Ping Knock Sensor is a precision engine control component, designed specifically for V10 petrol units in the Audi S8 D3 generation. It is responsible for the accurate measurement of knock vibrations, which allows the engine control unit to optimize ignition timing and protect the powertrain. As a result, the sensor supports stable engine operation under high loads and improves overall performance and refinement.

Specifications and technical data

• SKU: 07L905377B
• Mark: Audi
• Condition: Used
• OEM Part Number: 07L905377B
• Substitutable numbers: 07L905377B, 07L 905 377 B
• Fuel type: Petrol
• Category: Engine Sensors & Switches

The role of the knock sensor in the V10 engine

The knock sensor in the Audi S8 D3 V10 is a component from the Engine sensors and switches group, responsible for monitoring knocking phenomena in the petrol engine. It registers characteristic vibrations of the block and sends a signal to the ECU, which then adjusts the engine's operating parameters accordingly. In high-power engines such as the V10, a functional sensor is crucial for the safety of mechanical components and for maintaining proper power and torque output.

Benefits of using an original Audi sensor

Using an original knock sensor dedicated to the Audi S8 D3 V10 ensures:

• proper cooperation with the factory engine control unit,
• appropriate signal characteristics for the V10 petrol unit,
• stable operating parameters at high RPMs and loads,
• reduced risk of premature engine component wear due to uncontrolled knocking.

By maintaining factory measurement parameters, the sensor supports precise ignition control, which translates into better throttle response and consistent performance in daily use.

Purpose and compatibility

The presented sensor is intended for use in the V10 petrol engine fitted to the Audi S8 D3. As an element from the engine sensor group, it works with the control system responsible for combustion monitoring, powertrain protection, and adjusting operation to fuel quality. The product features dedicated OEM part numbers and replacement numbers, which facilitates verification of compatibility with a specific vehicle configuration and helps avoid fitment issues.

Condition and service application

The sensor comes from dismantling and is offered as a used part, which provides a cost-effective solution while maintaining the manufacturer's original specifications. This type of part is particularly useful for:

• diagnosing errors related to knocking and uneven engine operation,
• repairing the ignition control system in V10 petrol units,
• comprehensive engine service after modifications or overhauls.

Choosing an original used sensor allows you to maintain consistency with the factory Audi configuration, which is essential in high-power cars with advanced control electronics.

Expanding the engine sensor system

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as temperature sensors, pressure sensors, or control switches, check out the available parts in the Audi engine sensors and switches category.

How to effectively source used parts for repairs

When working with advanced powertrains like the petrol V10, it is worth planning purchases in a one-stop-shop model, combining sensors, engine accessories, and small mounting elements in a single order. This allows you to reduce vehicle downtime and avoid random replacements with uncertain parameters. If you want to learn how to efficiently source original used parts and what to look for when selecting them, read the article Comprehensive supply: from the engine to the smallest clip – how to source used car parts in one place?.