2020 Mercedes-Benz OH 1625 Service and Repair Manual

This factory service and repair manual for the 2020 Mercedes-Benz OH 1625 covers a stripped bus chassis, recorded for non-school bus use, driven by a 7.2L inline-six diesel of 439 cubic inches with turbocharging. Two trims are listed, 30 L Euro V Blue Tec 5 and 52 L Euro V Blue Tec 5, and both use that same engine. The manual gives procedures, specifications and torque values for the engine, transmission, axles, brakes, steering and chassis wiring.

Engines covered

• 7.2L inline-six (439 cu in) — turbocharged, diesel

Body styles covered

• bus (non school), stripped chassis

Trims covered

• 30 L Euro V Blue Tec 5
• 52 L Euro V Blue Tec 5

Known issues on the 2020 OH 1625. This manual covers injection system service, turbocharger inspection and replacement, cooling system maintenance and lubrication, each with specifications. Engine control diagnostics are paired with wiring diagrams for sensors and actuators. The transmission, driveline and axles are also covered, and brake, steering and suspension work comes with torque values for load-bearing fasteners.