To compensate for the thermal expansion of the valve, a gap is set between the end of the valve stem and the camshaft cam.
According to factory recommendations, the alternator belt should be replaced after 15 thousand km
We replace the timing belt every 75,000 km or if it shows signs of wear and undercutting of teeth, cracks, delamination of rubber and fabric base
Usually the camshaft oil seal is replaced during engine repairs and when oil leaks
Remove the cylinder head cover (see “Adjusting thermal clearances in the engine valve mechanism”).
Usually, the oil deflector caps are changed when there is an increased oil consumption, accompanied by a large emission of smoke from the muffler
Usually seals are changed due to oil leakage from under the seals or during engine repair
The cylinder head is usually removed to replace its gasket, valves, valve guides, head repair, as well as for complete engine repair
We remove the oil receiver during engine repairs or when the oil receiver screen is clogged and the engine is starved of oil
Oil pump - gear type, with internal gears and pressure reducing valve
After dismantling, we install the engine on a stand for disassembly
Remove the generator, cylinder head, flywheel, oil filter
Fuel is supplied from a tank installed under the bottom in the area of the rear seat
Removing the engine screen
Relieve pressure in the power system
To check and remove the idle air control (IAC), you need to remove the throttle assembly completely (see “Removing the throttle assembly”) or partially
Remove the engine screen. Disconnect the engine management system wiring harness connectors from the throttle position sensor and idle air control (see “Replacing the idle air control”)
VAZ-21114 engine cooling system - liquid, closed type, with forced circulation
Removing and checking the thermostat
When checking the thermostat on a car after starting a cold engine, the lower hose leading from the radiator should remain cold for some time
The VAZ-21114 engine uses a distributed phased injection system: fuel is supplied by nozzles to each cylinder in turn in accordance with the order of operation of the engine cylinders
The exhaust system consists of an exhaust manifold, integral with the catalytic collector, additional and main mufflers and pipes connecting them
Clutch - single-plate, dry, with a diaphragm-type central spring