403 180 39 38S Mercedes-Benz O 303 Oil Cooler Cover

What does an oil cooler cover do?

This oil cooler cover serves as a vital component within the engine cooling system, specifically designed to enclose the oil cooler housing and secure the cooling core bundle. By providing a robust seal against the engine block, it ensures that engine oil and coolant remain in separate, controlled circuits, preventing cross-contamination that could lead to engine failure.

Engine compatibility and fitment

This specific component is compatible with Mercedes-Benz O 303 trucks and buses featuring OM 401 (RAM-Air) or OM 401 engines. It is manufactured to meet the requirements of these heavy commercial vehicle applications, ensuring precise fitment for the specified engine configurations.

Installation and maintenance guidance

When replacing this part, technicians should verify that the sensor connection points are clear and that all sealing surfaces are free of debris. Proper installation is essential to maintain the correct bolt load and prevent pressure leaks within the oil transfer channels.

System protection and troubleshooting

Maintaining a secure seal on the oil cooler housing helps protect critical engine parts from thermal stress. For optimal performance, ensure that all connections are torqued to specification during assembly. Consult your authorized distributor.

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 4031803938S.