Cooling System: Diagrams

Coolant Hose Connection Diagram





1 Radiator

• Removal and installation, refer to => [ Radiator ] Service and Repair.

• Replace the coolant after replacing.

2 Oil Cooler

3 Coolant Pump and Coolant Thermostat

• Coolant pump removal and installation, refer to => [ Coolant Pump ] Service and Repair.

• Thermostat removal and installation, refer to => [ Coolant Thermostat ] Service and Repair.

• Checking coolant thermostat - item 16 - => [ Coolant Thermostat ] Cooling System Components, Engine Side.

4 Cylinder Head/Cylinder Block

• Replace the coolant after replacing.

5 Expansion Tank

• With the sealing cap

• Checking pressure relief valve in cap. Refer to => [ Cooling System, Checking for Leaks ] Component Tests and General Diagnostics.

6 Intake Manifold

7 Throttle Valve Control Module (J338)

• Connection only for coolant heated throttle valve control module.

8 Quick Release Coupling

9 Heater Core

• Replace coolant after replacing.

10 Transmission Oil Cooler

• Only for vehicles with a automatic transmission.

11 Coolant Line

12 Coolant Distribution Housing