Ignition system
* Battery
* Starter
* Generator
* Ignition coil
*Distributor
* Spark plugs
Fuel supply system
* Fuel tank
* Fuel pump
* Fuel filter
* Injector or carburetor
Cooling system
* Radiator
* Water pump
* Thermostat
* Expansion tank
* Hoses and pipes
Lubrication system
* Carter
* Oil pump
* Oil filter
* Hoses and lines
Electrical system
* Battery
* Generator
* Starter
* Fuses
* Relay
* Lighting engineering
* Electric motors (window lifters, wipers, etc.)
Electronics
* Electronic control unit (ECU)
* Sensors (temperature, oxygen, speed, etc.)
* Drive mechanisms (actuators, servos, etc.)
Consecration
* Headlights
* Tail lights
* Fog lights
* Interior lighting
Dashboard
* Speedometer
* Tachometer
* Fuel level indicator
* Temperature and pressure sensors
Comfort and convenience
* Audio system
* Climate control
* Electric windows
* Cruise control