• 01 Complete engine, crankcase ventilation, cylinder head, crankcase35
• 03 Crank assembly30
• 05 Engine timing56
• 07 Mixture formation52
• 09 Air intake, turbocharging12
• 13 Air compressor, belt drives17
• 14 Exhaust manifold, engine brake, emission control system4
• 15 Electrical system - engine58
• 18 Engine lubrication, engine oil cooling21
• 20 Engine cooling system28
• 22 Major assembly suspension7
• 30 Throttle control, speed control systems17
• 47 Fuel system, powertrain energy supply23
• 49 Exhaust system, exhaust gas cleaning13