Basic data for control, adjustment and maintenance Table 9.4.1. Basic data for control, adjustment and maintenance Thermostat valve opening temperature,°C 85-89 Thermostat valve full opening temperature,°C 102 Pressure of opening of the final valve...
Description of the design of the cooling system The engine cooling system is liquid, closed type with forced circulation of the coolant and an expansion tank. The engine cooling system uses special liquids based on a mixture of water and ethylene...
Checking the technical condition of the cooling system When operating a car, the state of the cooling system can be assessed by the engine overheating warning lamp and the liquid level in the expansion tank. A low coolant level is usually caused by a...
Coolant — replacement We replace the coolant after 75,000 km of run, or after three years, whichever comes first. To perform the work, you will need a wide container with a volume of at least 8 liters, an inspection ditch...
Expansion tank — removal and installation Removing 1. Having removed the cover, we select the coolant from the expansion tank with a hydrometer or rubber bulb. Comment. You can partially drain the coolant (see « Coolant - replacement »). If...
Thermostat — replacement Removing 1. Drain the coolant (see « Coolant - replacement »). 2. Remove the air filter (see « Air filter - removal and installation »). 3. Disconnect the wiring harness from the coolant temperature...
Coolant pump — replacement Removing Comment. The work is labor intensive. In addition, the operation is hampered by a tight arrangement in the engine compartment. You can improve access to the pump by installing a rolling jack...
Electric fan control unit — replacement The need to perform this work is determined during the inspection of the technical condition of the cooling system (see « Cooling system - checking the technical condition »). Execution sequence 1....
Radiator of the engine cooling system — removal and installation Comment. The work is laborious. On a car with air conditioning, work is complicated by the presence of a condenser installed in front of the radiator. When removing the radiator, there is a high...