Cooling System

Coolant Hose Connection Diagram






1 Expansion tank

• With sealing cap

• Pressure relief valve in cap, checking => [ Cooling System, Checking for Leaks ] Testing and Inspection

2 Intake manifold

3 Throttle valve control module (J338)

4 Coolant Distribution Housing

5 Heater core of heater

• Replace coolant after replacing

6 Coolant line

7 Bypass Thermostat

• Only for vehicles with automatic transmission

• Assembly overview => [ By-pass thermostat - assembly overview ] Cooling System Components, Engine Side, Assembly Overview

• Checking, refer to => [ Checking bypass thermostat ] Cooling System Components, Engine Side, Assembly Overview

8 Transmission oil cooler

• Only for vehicles with automatic transmission

9 Coolant hose connections at the top of the radiator

10 Coolant hose connection at the bottom of the radiator

11 Radiator

• Replace coolant after replacing

• Removing and Installing, refer to => [ Radiator, Removing and Installing ] Service and Repair

12 Engine oil cooler

13 Prewarmer

• only on vehicles with engine pre-warming

14 Coolant Pump and Coolant Thermostat

• Coolant pump, removing and installing => [ Coolant Pump, Removing and Installing ] Service and Repair

• Thermostat, removing and installing => [ Coolant Thermostat, Removing and Installing ] Service and Repair

• Checking coolant regulator => [ (Item 22) Coolant thermostat ] Cooling System Components, Engine Side, Assembly Overview

15 Cylinder head/cylinder block

• Replace coolant after replacing