Coolant Circulation
While the engine is warmed up (thermostat closed), coolant circulates as follows.
1. Radiator inlet hose
2. Radiator outlet hose
3. Throttle body inlet hose
4. Throttle body outlet hose
When coolant is warmed up to normal temperature and the thermostat opens, coolant passes through the radiator
core to be cooled as follows.
1. Radiator inlet hose
2. Radiator outlet hose
3. Throttle body inlet hose
4. Throttle body outlet hose
Schematic and Routing Diagram
8
6
5
2
5. Thermostat
6. Water pump
7. Throttle body
8. Engine
8
6
5
2
5. Thermostat
6. Water pump
7. Throttle body
8. Engine
Engine Cooling System: For Petrol Engine Model 1F-2
11
10
9
12
11
10
9
12
7
3
1
4
9. Heater core inlet hose
10. Heater core outlet hose
11. Heater core
12. Radiator
7
3
1
4
9. Heater core inlet hose
10. Heater core outlet hose
11. Heater core
12. Radiator
S6JB0A1612001
I5JB0A161001-01
I5JB0A161002-01