Cooling system — design description Only 1/4 of all the energy obtained from the combustion of fuel is used to perform useful work. The rest of the energy is converted into thermal energy, lost with the...
Coolant replacement Attention! The expansion tank plug shown in Fig. 135, open only when the coolant temperature does not exceed 90°C. The recommended temperature is -50°C. Turn the plug...
Antifreeze — general information The cooling system is factory-filled with antifreeze, which can remain in it all year round. When mixing antifreeze with water, an equal ratio of water and antifreeze...
Radiator — general description All models are equipped with horizontal flow aluminum radiators. On the sides of the radiator are plastic tanks, united by an aluminum alloy middle part. Radiators of...
Radiator check The cooling system is under pressure. A spring is provided in the cap of the radiator or expansion tank, which ensures the tightness of the system and opens it when the...
Removal and installation of a radiator To remove the radiator, it is necessary to disassemble almost the entire front of the car. According to company recommendations, for this, the pressure in the built-in...
Coolant Pump — Design Description Pic. 137. Coolant pump: 1 - drive (polyclinic) belt; 2 — a bolt of fastening of a pulley; 3 - pulley; 4 — a bolt of fastening of the pump; 5 - pump; 6 - mounting sleeve;...
Drive belt — removal and installation Pic. 140. Installing the V-ribbed belt on the pulley: 1 - pulley; 2 - V-ribbed belt The coolant pump and alternator are driven by a single V-ribbed belt, which is...
Viscous fan clutch Pic. 146. Fan impeller and viscous coupling: 1 - fastening bolt; 2 - fan impeller; 3 - fastening bolt; 4 - viscous coupling With the front of the engine disassembled, it...
Thermostat malfunctions The thermostat does not open if it is stuck or the valve is stuck. In this case, even if the temperature gauge is already in the red zone, the radiator remains cold....
Thermostat check Pic. 148. Checking the thermostat You can check the operation of the thermostat with a conventional thermometer. Hanging the thermostat as shown in fig. 148, lower it...
Checking the cooling system The cooling system should be checked regularly, paying particular attention to the following: check the hose connections on the radiator, pump, thermostat housing and...
Checking the coolant level sensor The expansion tank contains a coolant level sensor. This device does not relieve you of the need for regular level control, but it is very helpful in case of a sudden...
Engine overheating If the pointer goes into the red zone only briefly, this is normal for the following operating conditions: at maximum speed, driving uphill or in a column in hot...
Coolant Density Check Pic. 149. Checking the density of the coolant: 1 — stopper of a broad tank Before the onset of the cold season, it is necessary to check the degree of frost resistance...
Coolant hoses When repairing or replacing, use only coolant hoses that match the type and model of engine. Hose breaks often happen on the road, so it becomes necessary to quickly fix...
Cooling system specifications Type - Forced circulation, with coolant pump Coolant Pump - Vane Refueling volume (with heating system), l: four-cylinder engine about - 7.0 (model T1 - 11.5 l)...