• 01 Complete engine, crankcase ventilation, cylinder head, crankcase55
• 03 Crank assembly42
• 05 Engine timing28
• 07 Mixture formation40
• 09 Air intake, turbocharging26
• 13 Air compressor, belt drives42
• 14 Exhaust manifold, engine brake, emission control system15
• 15 Electrical system - engine30
• 18 Engine lubrication, engine oil cooling29
• 20 Engine cooling system21
• 22 Major assembly suspension1
• 23 Special engine equipment7
• 30 Throttle control, speed control systems201
• 47 Fuel system, powertrain energy supply6
• 49 Exhaust system, exhaust gas cleaning2