Car engine electrical equipment VAZ-2112

Battery — removal and installation
Removing 1. We prepare the car for work (see " Preparing the car for maintenance and repair "). 2. Disconnect the wire terminal from the negative terminal of the battery (see "...

Battery — Maintenance
To complete the work you will need: fine-grained sandpaper; hydrometer; voltmeter; Charger. Warning! When servicing the battery, you must follow the safety rules (see " Safety...

Description of the generator design
The vehicle is equipped with a three-phase alternator with electromagnetic excitation, diode rectifier unit and built-in voltage regulator model 9402.3701 or similar. The maximum...

Generator — check without removing it from the car
To complete the work you will need: assistant; multimeter (in voltmeter mode with a measurement limit of 15-20 V); technical stethoscope. Execution sequence 1. We prepare the car...

Alternator drive belt — condition check and tension adjustment
To get the job done, you may need: viewing hole or flyover; household steelyard. Comment. In the absence of an inspection ditch and overpass, work can be done by removing the...

Alternator drive belt — replacement
Removing 1. We loosen the nut of the bolt of the lower mounting of the generator and the nut of the tension bar (see " Alternator drive belt - condition check and tension...

Voltage Regulator and Capacitor — Check and Replace
To perform a job check, you will need: multimeter; power supply with adjustable voltage up to 20 V or battery charger. Removing 1. We prepare the car for work and disconnect the...

Generator — removal and installation
Removing 1. Disconnect the wire ends from the generator (see " Voltage regulator and capacitor - check and replacement "). 2. Remove the alternator drive belt (see " Alternator...

Generator — repair
To complete the work you will need: three or two-jaw puller; mandrel from the cup puller kit for pressing out the front bearing. Disassembly 1. Remove the generator from the car...

Description of the starter design
The car has a starter type 5702.3708 (or its modification), which is a DC motor with permanent magnet excitation and an integrated planetary gear. A traction relay is installed on...

Starter — removal and installation
Removing 1. We prepare the car for work and disconnect the wire terminal from the negative terminal of the battery (see " Preparing the car for maintenance and repair "). 2....

Starter — repair
Comment. Depending on the malfunction that has occurred, the sequence and scope of repair work can be changed. The most common malfunctions: 1. The winding burns out or the...