- Running gear
- Body
- Vehicle electrics
- Electrical system
- Starter-current supply-CC
- Battery
- Checking battery
- Charging battery
- Disconnecting and reconnecting battery
- Removing and installing battery
- Starter, vehicles with manual gearbox
- Starter, vehicles with dual clutch gearbox (DSG)
- Starter, vehicles with automatic gearbox
- Alternator
- Cruise control system (CCS)
- Start/stop system
- Instruments, GCI
- Windscreen wipe/wash system
- Lights, lamps, switches outside
- Lights, lamps, switches inside, anti-theft system
- Wiring
- Communication
- Power transmission
- Power unit
- Heating, ventilation, air conditioning system