A4031803938S Compatible Oil Cooler Cover — Mercedes-Benz

What does an oil cooler cover do?

This oil cooler cover serves as a critical component within the engine cooling system by enclosing the oil cooler housing and securing the cooling core bundle in its seat. By providing precise sealing surfaces, it maintains the necessary separation between oil and coolant circuits while managing the channels that direct oil flow. This specific model is engineered to meet the rigorous demands of heavy commercial vehicle operation.

Vehicle and engine compatibility

This part is specifically compatible with Mercedes-Benz MK series trucks, including models such as the 2431, 2531, 2524, and 1831, as well as various other variants like the 1624 S and 1824 K. It is designed to fit perfectly with the OM 401 LA engine, ensuring seamless integration with existing engine block mounting points.

Installation and maintenance guidance

During installation, technicians should verify that the sensor port is clear and that all sealing surfaces are free of debris to prevent leaks between the oil and coolant channels. Given its role in maintaining thermal stability, checking the integrity of the mounting bolts and sensor connections during routine maintenance is highly recommended.

Selection and troubleshooting

Selecting the correct cover for your specific engine variant is essential to ensure proper oil pressure and temperature regulation throughout the vehicle's service life.

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.