Repair of VAZ-2121

The VAZ-21213 and its variants are off-road passenger cars. All wheels are permanently driven (non-disengageable all-wheel drive), and there is a center differential lock. The body is a monocoque, all-metal, welded unit. The engine is a four-cylinder, in-line, gasoline, four-stroke engine; the engine is mounted in the front, longitudinally. The VAZ-21213 is equipped with a 1.7-liter carbureted engine, the 21213 model, while the VAZ-21214 is equipped with a 21214 engine of the same displacement with multipoint fuel injection. (Previously, the VAZ-21214 was equipped with a 21214 engine with central fuel injection and a microprocessor-controlled ignition system.) The VAZ-21215 (sold for export) is equipped with a 1.9-liter XUD-9SD diesel engine from the Peugeot-Citroën concern.

VAZ-21214 vehicles are equipped with a three-component neutralizer emission control system.

The front axle of the VAZ-2121 is combined.

It performs the functions of the driving and controlled axles simultaneously and has a permanent drive from the transfer case

The oil should be changed after a trip or warmed up.

You need to fill in transmission oil with quality level according to APIGL-5 - 75W90 in the amount of 1.15 liters

Disconnect the driveshaft from the front axle gearbox (article - "Removing the driveshaft")

If during bridge diagnostics we find that the radial clearance in the inner joint housing bearings exceeds 0.05 mm, then the bearing must be replaced

The front axle gearbox of the Niva VAZ-2121 car is removed for repair work, when it is necessary to correct the faults that we discussed in the article - "Features of the front axle of the VAZ-2121"