A4031803938S Oil Cooler Cover for Mercedes-Benz NG

What does an oil cooler cover do?

This oil cooler cover serves as a critical component in the engine's thermal management system. It encloses the oil cooler housing and holds the cooling core bundle securely in its seat, ensuring that engine oil and coolant remain in separate, controlled circuits. By maintaining these distinct pathways, the part prevents fluid mixing and ensures stable operating temperatures for the engine.

Compatibility with Mercedes-Benz NG engines

This component is specifically designed for Mercedes-Benz NG vehicles equipped with OM 403 engines, including models such as the 1632, 1932, 2232, and 2632 series. It is an essential replacement part for maintaining the efficiency of the heavy commercial vehicle engine's lubrication and cooling interface.

Installation and maintenance guidance

When replacing this cover, technicians should ensure the seating surfaces are clean and free of debris to maintain a perfect seal. Given its role in managing pressure and thermal load, verifying the sensor connection (OK) is vital during installation to prevent leaks or inaccurate readings within the engine's cooling circuit.

System reliability and inspection

Regular inspection of the cover and its sealing surfaces can help prevent premature engine wear caused by oil or coolant contamination.

OE cross-reference

0101 049 (Oil Cooler Cover) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number A4031803938S.