Mercedes W203 W210 W211 W220 W221 Engine Motor Oil Level Sensor A0041535328

Mercedes W203 W210 W211 W220 W221 Engine Motor Oil Level Sensor is a component from the Engine sensors and switches group, designed for precise monitoring of oil levels in the powertrain. A properly selected oil level sensor supports stable engine operation, reduces the risk of serious damage, and facilitates diagnostics in Mercedes vehicles.

Specifications and technical data

• SKU: A0041535328
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0041535328
• Substitutable numbers: A0041535328, A 004 153 53 28
• Category: Engine Sensors & Switches

Purpose and function of the oil level sensor

The engine oil level sensor in Mercedes W203, W210, W211, W220, and W221 models is responsible for real-time measurement of the lubricant quantity in the oil pan and transmitting this information to the control system or dashboard indicators. A properly functioning component of this type:

• supports the protection of the powertrain against operation with insufficient oil levels,
• facilitates early detection of leaks or excessive oil consumption,
• ensures data consistency for the vehicle's diagnostic systems.

As a result, the driver receives clear information about the lubrication status, which translates into safer vehicle operation.

Benefits of using an original sensor in a Mercedes

Selecting an oil level sensor dedicated to specific Mercedes generations ensures compatibility with the factory electrical installation and engine operating parameters. The appropriate component from the Engine sensors and switches category provides:

• stable cooperation with the factory engine control unit,
• correct interpretation of signals by onboard systems,
• reduced risk of reading errors and false warning messages.

In premium vehicles such as Mercedes, proper matching of electronic components is essential for maintaining engine performance and predictable vehicle behavior under various operating conditions.

Operational and installation characteristics

The offered engine oil level sensor is designed for installation in the oil pan, in the location specified by the vehicle manufacturer. The sensor's design is adapted to work with the lubrication system used in the mentioned Mercedes generations, which facilitates service and reduces the time required for replacement. In practice, this means:

• suitability for standard service procedures,
• no need for electrical system modifications,
• preservation of the factory logic for indicators and warning messages.

For workshops and private users, this is a solution that allows for efficient maintenance of the lubrication system without interfering with the vehicle's construction.

Component condition and practical aspects

The engine oil level sensor offered in this listing comes from a used vehicle, making it an attractive cost-effective alternative to new components while maintaining the original manufacturer's specifications. This type of component, sourced from dismantling, is a popular choice in situations where a reasonable repair budget is important while maintaining compliance with factory technical solutions.

If you want to better understand when choosing used electronic components makes sense and how to approach the selection of such parts consciously, check out our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Expanding the measurement system in a Mercedes

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