• 01 Complete engine, crankcase ventilation, cylinder head, crankcase56
• 03 Crank assembly45
• 05 Engine timing34
• 07 Mixture formation32
• 09 Air intake, turbocharging25
• 13 Air compressor, belt drives31
• 14 Exhaust manifold, engine brake, emission control system15
• 15 Electrical system - engine9
• 18 Engine lubrication, engine oil cooling29
• 20 Engine cooling system31
• 22 Major assembly suspension2
• 23 Special engine equipment6
• 30 Throttle control, speed control systems31
• 47 Fuel system, powertrain energy supply8
• 49 Exhaust system, exhaust gas cleaning2