Electrical system of VAZ cars
The electrical system of VAZ cars consists of the following main elements:
Current sources
* Rechargeable battery
* Generator
Current consumers
* Ignition system
* Engine starting system
* Lighting system
* Windshield wiper and washer system
*Dashboard
* Heating and ventilation system
* Audio system
Wiring
* Wires
* Terminals
* Pads
* Relay
* Fuses
Instrumentation
* Ammeter
* Voltmeter
* Tachometer
* Speedometer
Electrical control
* Ignition key
* Light and wiper control knobs
* Switches for various current consumers
Features of the VAZ electrical system
The electrical system of VAZ cars has the following features:
* The negative pole of current sources and consumers is connected to the car body (“ground”).
* The generator produces alternating current, which is rectified and supplied to the battery.
* The ignition system consists of an ignition coil, distributor and high-voltage wires.
* The engine starting system includes a starter, solenoid relay and ignition switch.
* Electrical wiring is made using wires of different sections and is protected with colored insulation.
Troubleshooting the VAZ electrical system
If malfunctions are detected in the electrical system of the VAZ, you must perform the following actions:
* Perform a visual inspection of the system for damage or breaks.
* Check the reliability of contacts and connections.
* Measure the voltage on the battery and generator.
* Check the operation of fuses and relays.
* If necessary, replace faulty elements.
For more complex diagnostic and repair work, it is recommended to contact qualified auto mechanics.