xA L4-1.5L (1NZ-FE) (2006)
Heater Core: Service and Repair
Removal and Installation
REMOVAL
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
2. DRAIN ENGINE COOLANT
3. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
4. DISCONNECT SUCTION HOSE SUB-ASSEMBLY
5. DISCONNECT LIQUID TUBE SUB-ASSEMBLY
6. DISCONNECT HEATER WATER INLET HOSE
a. Using pliers, grip the claw of the clip and slide the clip to disconnect the heater water hose.
7. DISCONNECT HEATER WATER OUTLET HOSE
HINT: Use the same procedures described for the inlet hose.
8. REMOVE INSTRUMENT PANEL SUB-ASSEMBLY
a. Remove the instrument panel.
9. REMOVE LOWER INSTRUMENT PANEL ASSEMBLY
a. Remove the instrument panel.
10. REMOVE ECM
11. REMOVE AIR CONDITIONING BLOWER ASSEMBLY
12. REMOVE AIR CONDITIONING AMPLIFIER ASSEMBLY
13. REMOVE DEFROSTER NOZZLE ASSEMBLY
a. Remove the clip.
b. Detach the 2 claws and remove the defroster nozzle.