Prius L4-1.5L (1NZ-FXE) (Hybrid) (2003)
Heater Core Case: Service and Repair
Removal and Installation
REMOVAL
1. REMOVE FRONT WIPER AND OUTER FRONT COWL TOP PANEL
2. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
HINT: At the time of installation, please refer to the following item.
Evacuate air from refrigeration system.
Charge system with refrigerant and inspect for leakage of refrigerant.
Specified amount: 500 ± 50 g (17.64 ± 1.76 oz.)
3. DRAIN ENGINE COOLANT FROM RADIATOR
HINT: It is not necessary to drain out all coolant.
4. DISCONNECT LIQUID TUBE AND SUCTION HOSE
a. Using SST, remove the 2 piping clamps.
SST 09870-00015 (Suction tube)
09870-00025 (Liquid tube)
1. Insert SST to piping clamp.
HINT: Confirm the direction of the piping clamp claw and SST using the illustration showing on the caution label.
2. Push down SST and release the clamp lock.