1.2.20. Search and elimination of malfunctions

Wear of radical bearings The bearing is jammed The cranked shaft is bent Excessive axial gap of a cranked shaft

Replace Replace Replace Replace the persistent bearing

Piston and rod knocks

Wear of bearings The bearing is jammed The piston finger is worn-out Wear of the piston in the cylinder The piston ring is broken

Replace Replace Replace the piston, a piston finger or a rod Restore cylinders Replace

Jacks of gaps of valves are faulty Liquid engine oil The rod of the valve or the directing plug of the valve are worn-out or damaged

Replace jacks of gaps of valves Replace engine oil Replace the valve or directing plugs of valves

Low level of engine oil Engine oil is polluted Poor quality of engine oil In an inadequate way the piston and a rod are assembled The increased gap in the lock of a piston ring The air filter is polluted

Check level of engine oil Check an oil condition Replace engine oil Repair or replace Replace Clear or replace the air filter

Insufficient supply of oil Liquid engine oil The increased gap in bearings

Check level of engine oil Replace engine oil Replace loose leaves of bearings

Low pressure of oil Poor quality of engine oil Wear or ovality of necks of a cranked shaft Channels of supply of oil in cranked to a shaft are polluted Wear of bearings Bearings are incorrectly established Violation of concentricity of a cranked shaft or bearings

Check level of engine oil Replace engine oil Check and repair a cranked shaft Clear channels Replace bearings and check greasing system Repair or replace bearings Replace

Wrong tension of a gear belt

Adjust a tension of a gear belt

Laying of a head of the block of cylinders is punched Piston rings are worn-out or damaged The piston or the cylinder is worn-out The valve saddle is worn-out or damaged

Replace laying Replace rings Repair or replace the piston and / or the block of cylinders Repair or replace a saddle of the valve and / or the valve

Low level of engine oil The sensor of pressure of oil is faulty The oil filter is polluted Gear wheels of the oil pump or a cover are worn-out Liquid engine oil The safety valve is open Gaps in bearings are increased

Check level of engine oil Replace the sensor of pressure of oil Replace the oil filter Replace the oil pump or a cover Replace engine oil Repair a safety valve Replace loose leaves of bearings

The safety valve is closed

Repair a safety valve

Engine support (forward and back) are not tightened The arm of fastening of a transmission is not tightened The arm of a podmotorny frame is not tightened The central support is not tightened The transmission support is damaged The support of a podmotorny frame is damaged The support shaft is damaged

Tighten the demanded moment of a support of the engine Tighten the demanded moment an arm of fastening of a transmission Tighten the demanded moment an arm of a podmotorny frame Tighten the demanded moment the central support Replace a transmission support Replace a support of a podmotorny frame Replace a support shaft

Leakage of cooling liquid Damage of the core of a radiator Subjected to corrosion or the burst hoses (a radiator hose, a heater hose etc.) The valve of a cover of a radiator or spring installation is faulty The thermostat is faulty The water pump is faulty

Replace Replace Replace Replace Replace Replace

Extraneous inclusions in cooling liquid

Replace cooling liquid

The thermostat is faulty The radiator cover is faulty Channels or hoses of system of cooling are hammered The driving belt is not tense or torn The water pump is faulty The sensor of temperature of cooling liquid or its electroconducting is faulty The electric fan of a radiator or its electroconducting is faulty The temperature-sensitive element of the fan of a radiator or its electroconducting is faulty Insufficiently cooling liquid

Replace the thermostat Replace a radiator cover Replace or clear the hammered elements of system of cooling Adjust a tension or replace a driving belt Replace the water pump Replace the sensor of temperature of cooling liquid Replace or repair the radiator fan Replace a temperature-sensitive element of the fan of a radiator Add cooling liquid

The thermostat is faulty The sensor of temperature of cooling liquid or its electroconducting is faulty

Replace the thermostat Replace the sensor of temperature of cooling liquid

Connections are weakened Hoses, pipes or oil radiator are damaged

Tighten connections Replace or repair hoses, pipes or an oil radiator

Elements are damaged

Replace or repair the damaged elements

Connections are weakened The pipe or the exhaust silencer is damaged

Tighten connections Replace or repair a pipe or the exhaust silencer

The partition in the exhaust silencer is damaged The rubber suspension bracket is damaged The pipe or the exhaust silencer contact to a body The pipe or the exhaust silencer is damaged

Replace the exhaust silencer Replace a rubber suspension bracket Adjust position of system of production of the fulfilled gases Replace or repair a pipe or the exhaust silencer