Car engine cooling system Mitsubishi Lancer 3 and 5

Gasoline engine cooling circuit — device
Carburetor engines with a volume of 1.2, 1.3, 1.5 l 1 - Coolant outlet fitting 2 - To the heater 3 - From the heater 4 - To the radiator 5 - Water pump 6 - From the...

Cooling circuit
The cooling system generally consists of a radiator, thermostat and electric fan. The coolant supply is regulated by a thermostat. When the engine is cold, the coolant...

Antifreeze — General Information
The cooling system is filled at the factory with a mixture of water, antifreeze and anticorrosive agent. Antifreeze concentrate prevents damage to the cooling system...

Replacing the coolant
The coolant must be replaced regularly as part of maintenance, see paragraph 32.1 . Caution: When draining coolant during repair work, it should be collected for...

Removal and installation, checking of the thermostat
A thermostat with an increase in engine temperature ensures the passage of coolant into the radiator. If the thermostat fails, it does not open and the engine overheats....

Radiator — device
1 - Radiator cap 2 - Drain plug 3 - Sealing ring 4 - Battery holder 5 - Windscreen washer reservoir 6 - Bypass tube 7 - Expansion tank 8 - Upper radiator hose 9 - Lower...

Removal and installation the radiator
After a long mileage of the car, the thin channels of the radiator become clogged with particles that have entered the coolant and lime deposits. Because of this, the...

Checking the tightness of the cooling system
The tightness of the cooling system, as well as the operation of the drain valve on the radiator cap, can be checked using a special pressure tester. Such a device is...

Checking, removing and installing the fan motor
Examination If the fan motor does not turn on, first check the thermal switch. Then check the fan motor as follows: Using 2 auxiliary wires, connect the motor directly...

Checking the Radiator Fan Relay
The radiator fan relay is located in the relay box in the engine compartment. Remove the relay from the relay box. Apply battery voltage to contacts 1 and 2 of the relay...

Checking the thermal switch
The thermal switch is mounted at the bottom of the radiator next to the drain nipple. When the coolant reaches a certain temperature, it turns on the electric fan. The...

Checking, removing and installing the coolant temperature sensor
Petrol engines have 2 temperature sensors, while diesel engines are equipped with one dual temperature sensor. They consist of an NTC element (NTC = negative temperature...

Removal and installation the coolant pump
The coolant pump is attached to the V-belt side of the engine block. It cannot be repaired. If it fails, the entire pump must be replaced. If the shaft seal is...

Diagnostics of cooling system faults
Malfunction: Coolant temperature too high.

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Lancer 9 (2000-2007, petrol)