• 01 Complete engine, crankcase ventilation, cylinder head, crankcase983
• 03 Crank assembly654
• 05 Engine timing694
• 06 Fuel cell system6
• 07 Mixture formation4332
• 08 Electric drive, hybrid drive221
• 09 Air intake, turbocharging1035
• 13 Air compressor, belt drives282
• 14 Exhaust manifold, engine brake, emission control system1010
• 15 Electrical system - engine1331
• 18 Engine lubrication, engine oil cooling591
• 20 Engine cooling system781
• 22 Major assembly suspension230
• 23 Special engine equipment25
• 30 Throttle control, speed control systems694
• 47 Fuel system, powertrain energy supply744
• 49 Exhaust system, exhaust gas cleaning573