• 01 Complete engine, crankcase ventilation, cylinder head, crankcase32
• 03 Crank assembly41
• 05 Engine timing33
• 07 Mixture formation23
• 09 Air intake, turbocharging12
• 13 Air compressor, belt drives7
• 14 Exhaust manifold, engine brake, emission control system2
• 15 Electrical system - engine2
• 18 Engine lubrication, engine oil cooling10
• 20 Engine cooling system10
• 30 Throttle control, speed control systems1
• 47 Fuel system, powertrain energy supply3
• 49 Exhaust system, exhaust gas cleaning1