Starting and charging system
* Battery
* Starter
* Generator
* Voltage regulator
*Starter relay
* Wires and cables
Lighting system
* Headlights
*Front and rear marker lights
* Brake lights
* Direction indicators
*Hazard alarm
*Dashboard
* Interior lighting
Engine electrical system
* Spark plugs
* Ignition coil
* Ignition distributor
* Electric fuel pump
* Engine sensors (eg crankshaft position sensor, mass air flow sensor)
* Electronic engine control unit (ECU)
Cabin electrical system
* Audio system
* Electric windows
* Central locking
* Climate control
*Navigation system
Other electrical components
*ABS (Anti-lock Braking System)
* EPS system (Electric Power Steering)
*TCS (Traction Control System)
* Comfort modules
* Diagnostic connector (OBD-II)
Electrical system protection
* Fuses
* Relay
* Main switch
*Short circuit protection
Note: Specific electrical components and their locations may vary depending on the model and year of your vehicle.