• 01 Complete engine, crankcase ventilation, cylinder head, crankcase1028
• 03 Crank assembly686
• 05 Engine timing686
• 06 Fuel cell system6
• 07 Mixture formation4518
• 08 Electric drive, hybrid drive123
• 09 Air intake, turbocharging1019
• 13 Air compressor, belt drives298
• 14 Exhaust manifold, engine brake, emission control system1078
• 15 Electrical system - engine1446
• 18 Engine lubrication, engine oil cooling557
• 20 Engine cooling system710
• 22 Major assembly suspension211
• 23 Special engine equipment29
• 30 Throttle control, speed control systems760
• 47 Fuel system, powertrain energy supply818
• 49 Exhaust system, exhaust gas cleaning441