Coolant Line/Hose: Service and Repair

WATER OUTLET AND WATER PIPING

Components:

Removal and Installation
REMOVAL
1. Remove engine room cover (RH and LH).
2. Remove engine cover with power tool.
3. Remove air duct (inlet) and air cleaner case assembly.
4. Remove front engine undercover with power tool.
5. Drain engine coolant from radiator drain plug at the bottom of radiator, and from water drain plug at the front of cylinder block.

CAUTION:
^ Perform this step when the engine is cold.
^ Do not spill engine coolant on drive belts.

6. Remove radiator hose (upper) and heater hose.
7. Remove the following parts, when remove water outlet.
^ A/T fluid charging pipe.
^ Intake manifold collectors (upper and lower).
^ Rocker cover (right bank).
8. Remove engine coolant temperature sensor as necessary.

CAUTION: Be careful not to damage engine coolant temperature sensor.

9. Remove heater pipe, water bypass hoses and water pipe.

INSTALLATION
Note the following, and install in the reverse order of removal.
^ Securely insert each hose, and install clamp at a position where it does not interfere with the pipe bulge.
^ When inserting water pipe into water outlet, apply neutral detergent to O-ring.

INSPECTION AFTER INSTALLATION
^ Check for leaks of engine coolant using the radiator cap tester adapter [SST: EG17650301 (J33984-A)] and the radiator cap tester (commercial service tool).
^ Start and warm up the engine. Visually make sure that there is no leaks of engine coolant.