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, specifically designed to enclose the oil cooler housing. It holds the cooling core bundle securely in its seat on the engine block, ensuring that engine oil and coolant remain in separate, controlled circuits. By maintaining this separation, the cover helps prevent cross-contamination and protects critical engine components.

Vehicle and engine compatibility

This part is engineered for compatibility with Mercedes-Benz O 303 models utilizing the OM 422 engine. It is specifically tailored to meet the mounting requirements and sealing specifications of these heavy commercial vehicle engines, ensuring a precise fit during installation.

Installation and maintenance

When replacing this component, technicians should inspect the sealing surfaces and the sensor connection point to ensure no leaks occur under operating pressure. Proper torque application during installation is vital to maintain the structural integrity of the oil transfer channels and prevent housing deformation.

System inspection

Regular inspection of the oil cooler assembly can help identify early signs of wear or thermal stress in the cooling circuit.

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.