The first maintenance of injectors is carried out after 250 hours of operation from the start of engine operation

Inspect the cylinder block. If it has cracks, it needs to be replaced

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