Mercedes W177 OM260 OM608 OM622 OM654 Oil Level Sensor A0919057001

Mercedes W177 OM260 OM608 OM622 OM654 Oil Level Sensor is an original lubrication system component designed for precise monitoring of engine oil levels. Thanks to its factory-fit compatibility with OM260, OM608, OM622, and OM654 units, it ensures reliable oil level readings and stable integration with the vehicle's electronics. This is a practical solution for users who want to maintain proper engine operating conditions and avoid the risk of driving with an excessively low oil level.

Specifications and technical data

• SKU: A0919057001
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6549050400
• Substitutable numbers: A0919057001, A 091 905 70 01, A6549050400, A 654 905 04 00
• Category: Other Engine Parts

Function and application of the oil level sensor

The oil level sensor in OM260, OM608, OM622, and OM654 engines is responsible for continuously measuring the amount of oil in the oil pan and transmitting information to the engine control unit and the instrument cluster. A properly functioning component allows for:

• early warning of low oil levels,
• maintaining proper lubrication conditions across a wide range of loads,
• stable operation of the vehicle's diagnostic systems.

As a result, the Mercedes engine lubrication system maintains predictable operating parameters, and the driver receives a clear signal when it is necessary to top up or change the oil.

Compatibility with OM260, OM608, OM622, OM654 units

The presented sensor has been designed to work with modern Mercedes engines from the OM260, OM608, OM622, and OM654 families. This means:

• maintaining the correct oil level measurement characteristics for these engines,
• proper fitment to the oil pan and mounting points,
• electrical compatibility with the vehicle's wiring and engine control unit.

Choosing an original sensor dedicated to these units minimizes the risk of reading errors, fault messages, and computer diagnostic issues.

Benefits of using an original Mercedes sensor

Using a factory oil level sensor in a Mercedes engine provides a number of practical operational benefits:

• stable measurement signal – correct operation of warning lights and dashboard messages,
• better engine protection against running with an excessively low oil level,
• consistency with factory service and diagnostic procedures,
• no need for adaptations or wiring modifications.

This solution is particularly recommended for servicing Mercedes diesel and gasoline engines, where the accuracy of oil measurement has a direct impact on the durability of mechanical components.

Component condition and installation aspects

The offered sensor is a part from the used Mercedes parts group, which allows for economical repair while maintaining the original design. Before installation, it is recommended to perform a standard inspection of the socket in the oil pan, the seal, and the electrical wiring to ensure tightness and reliable electrical contact.

In practice, installation involves:

• removing the old sensor from the oil pan,
• inspecting the mating surface and potentially replacing the seal,
• connecting the electrical connector according to the factory wiring harness routing.

Expanding technical knowledge and part selection

For users interested in a broader context of engine operation and structural differences between standard and sports versions, the material describing the characteristics of power units and associated systems may be helpful – check out the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the impact of engine accessories on performance and durability.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as sensors, wires, or accessory parts, check the available parts in the Other Mercedes category.