Engine Workshop Manual: Om422

Proper maintenance ensures the longevity of heavy-duty diesel engines. According to the Mercedes-Benz service schedule , key intervals include:

The Mercedes-Benz OM422 engine is a legendary 8-cylinder V-engine known for its robust performance in heavy-duty trucks and industrial applications. For technicians and owners, the is the definitive resource for maintaining and overhauling this powerplant . Engine Specifications and Technical Data om422 engine workshop manual

Detailed steps for removing, installing, and machining the cylinder head, as well as renewing gaskets. and machining the cylinder head

1022 Nm @ 1200 rpm (OM422); 1402 Nm @ 1200 rpm (OM422A). testing coolant regulators

Procedures for disassembling oil pumps, testing coolant regulators, and flushing the cooling system. Recommended Maintenance Schedule