Engine cooling and lubrication system Toyota Vista 4 (V40)

Description of the cooling system
These engines use a closed-loop liquid cooling system with forced circulation of coolant and a thermostat with a bypass valve in the coolant inlet pipe. The cooling system includes: cooling jacket (in the cylinder block...

Coolant pump
Removal the coolant pump (3S-FE, 4S-FE) 1. Drain the coolant. 2. Remove the timing belt (subsection " Removal the timing belt "). Note: Do not remove the camshaft, oil pump and crankshaft timing pulleys. 3. Loosen the...

Thermostat — removal, inspection, installation
Removal the thermostat Removing the thermostat (3S-FE, 4S-FE). 1 - thermostat, 2 - gasket, 3 - inlet pipe, 4 - coolant temperature sensor connector, 5 - nut (M3 = 9.3 Nm). Note: Do not remove the thermostat unless...

Radiator: cleaning and checking
Cleaning the radiator Flush the radiator with a pressure hose to remove any dirt from the core. Note: if the water pressure at the outlet of the hose is higher than 30-35 bar, it is necessary to keep the spray nozzle at...

Electric fan of the cooling system
Note: models with air conditioning are equipped with two electric fans (one is an electric fan for the cooling system radiator, the second is used to cool the air conditioning condenser). Check on the car 1. Check the...

Checking sensors and relays
Coolant Temperature Switch Sensor (3S-FE, 4S-FE) 1. Drain the coolant and remove the coolant temperature switch. 2. Check the coolant temperature sensor switch. a) Using an ohmmeter, check that there is no continuity...

Lubrication system — description
These engines use a lubrication system with full-flow oil cleaning and oil supply under pressure to the main moving parts and units of the engine. The lubrication system includes: an oil pan, an oil pump, an oil filter...

Checking oil pressure
1. Unscrew the emergency oil pressure sensor and install a pressure gauge in its place. 2. Warm up the engine to normal operating temperature. 3. Make sure the oil pressure at idle is: At minimum rotation speed - not...

Oil pump
Removal the oil pump 1. Drain the oil from the engine. 2. Remove the timing belt. See subsection " Removal the timing belt ". Note: Remove the camshaft sprockets only if necessary. 3. Remove the toothed pulley of the...

Oil cooler — removal and installation
Removal the oil cooler 1. Drain the coolant. 2. Remove the oil dipstick. 3. (3S-FE, 4S-FE) Remove the exhaust manifold bracket by unscrewing the bolt and nut. 4. Remove the oil filter. 5. Remove the oil cooler. a)...

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