Proper maintenance ensures the longevity of heavy-duty diesel engines. According to the Mercedes-Benz service schedule , key intervals include:
Procedures for disassembling oil pumps, testing coolant regulators, and flushing the cooling system. Recommended Maintenance Schedule om422 engine workshop manual
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 testing coolant regulators
Guidelines for the removal and installation of the injection pump and fuel filters. om422 engine workshop manual
The OM422 family includes naturally aspirated (OM422), turbocharged (OM422A), and intercooled (OM422LA) variants. Standard technical specifications found in the OM422 service manual include:
Live Ended