Heater Hose Replacement - Inlet (With RPO Code HP2 Front)

HEATER HOSE REPLACEMENT - INLET (W/ HP2 FRONT)

REMOVAL PROCEDURE




1. Drain the cooling system. Refer to Draining and Filling Cooling System (with HP2)Draining and Filling Cooling System (without HP2) in Cooling System.
2. Loosen the air cleaner outlet duct clamps at the following locations:
- Throttle body
- Mass airflow/intake air temperature (MAF/IAT) sensor
3. Remove the radiator inlet hose clip from the outlet duct.
4. Remove the air cleaner outlet duct.
5. Reposition the inlet heater hose clamp from the engine.




6. Remove the inlet heater hose from the engine.




7. Reposition the inlet heater hose clamp (4) from the auxiliary water pump (1).
8. Remove the inlet heater hose (6) from the auxiliary water pump (1).

INSTALLATION PROCEDURE




1. Install the inlet heater hose (6) to the auxiliary water pump (1).
2. Position the inlet heater hose clamp (4) to the auxiliary water pump (1).




3. Install the inlet heater hose to the engine.
4. Position the inlet heater hose clamp to the engine.

IMPORTANT: Align the arrow at the throttle body end of the duct with the throttle body attaching stud.




5. Install the air cleaner outlet duct.
6. Install the radiator inlet hose clip to the outlet duct.

NOTE: Refer to Fastener Notice in Service Precautions.

7. Tighten the air cleaner outlet duct clamps at the following locations:
- Throttle body
- MAF/IAT sensor

Tighten
Tighten the screws to 7 N.m (62 lb in).

8. Fill the cooling system. Refer to Draining and Filling Cooling System (with HP2)Draining and Filling Cooling System (without HP2) in Cooling System.