If there are signs of oil leakage through the camshaft seals, first check if the crankcase ventilation system is clogged and if its hoses are pinched, repair if necessary

The electronic unit, processing the data received from the sensors of the system, controls the operation of two ignition coils, applying low voltage pulses to them

The flywheel is removed to replace the crankshaft rear oil seal, to replace it if the toothed rim that serves to start the engine with a starter is damaged, and to grind the surface for the clutch disc

The damper is located inside the front of the block head on the left and attached to it from the outside with two bolts

The crankshaft position (timing) sensor type (2612.1.113 BOSCH or 406.3847113) of the inductive type is designed to determine the angular position of the engine crankshaft, synchronize the operation of the controller with the engine's working process and determine the crankshaft speed.

The engine has two hydraulic tensioners of the same design - for the upper and lower chain

Check whether the size group of the piston set matches the size group of the cylinder liners

The oil pump is removed for replacement or repair when the pressure in the lubrication system drops below the permissible level, when the gears are noisy and the pressure reducing valve plunger is stuck

For lapping the valves, it is most convenient to use a special mechanical device (reversible drill). In addition, ready-made manual valve holders are available

Repair the carburetor in case of breakage of any of its parts or in case of unsatisfactory operation of the carburetor after adjustment in all engine operating modes