This engine is multi-valve (16 valves) engine with common rail diesel direct injection system.
Company «Daimler-Chrysler AG» produces 14 modifications of this engine, different in configuration, in terms of power indicators, in terms of emission of harmful substances.
Diesel engine OM 646 2.2 L GDI general view
VN 2.001
In the documents of the manufacturer's company, engines are indicated by a six-digit code. This code is part of the engine number.
In practice, Vito-Viano cars use three versions of the OM 646 engine:
- 646.982 (MS2) (80 kW, 109 hp);
- 646.982 (MSZ) (110 kW, 150 hp);
- 646.983 (MS1) (65 kW, 88 hp).
Engine 646.983 is installed only in truck versions of the car.
Parts catalogs and other documents contain vehicle equipment codes, including those related to the power unit. The table below shows the meanings of some PR numbers.