Basic electrical components of a car
Starting system
* Battery
* Starter
* Starter solenoid
Ignition system
* Ignition coil
* Spark plugs
* Ignition distributor (in older cars)
Power supply system
* Generator
* Voltage regulator
* Fuses
Lighting system
* Headlights
* Tail lights
* Side lights
* Turn signals
Wiper system
* Wiper motor
* Trapezoid wiper
* Wiper blades
Heating and ventilation system
* Heater fan
* Air conditioner
* Window lifters
Additional components
* Electrical control units (ECU)
* Sensors
* Actuators
* Sound alarm
Troubleshooting
* Check battery and contacts
*Check fuses
*Check relay
*Use a multimeter to measure voltage and resistance
* Check wiring and connections
*Check the switching box
* Scan error codes
Maintenance Tips
*Check the battery and contacts regularly
* Replace old fuses if necessary
*Follow the maintenance schedule to replace belts and hoses
*Keep wiring clean and protected
* Avoid getting water on electrical components
* Use quality parts and consumables