Removal

1NZ-FXE COOLING: COOLANT HEAT STORAGE TANK: REMOVAL

REMOVAL
CAUTION:
- Before and after the procedure, be sure to check DTCs and confirm that no DTCs are output.
- If the tank has any malfunctions, the tank surface becomes hot. To prevent injuries from burns, do not touch the tank.
- The coolant heat storage tank assembly is prohibited from being disassembled and can be disassembled only as instructed.

1. REMOVE REAR NO. 2 FLOOR BOARD Removal
2. REMOVE REAR DECK FLOOR BOX Removal
3. REMOVE REAR NO. 3 FLOOR BOARD Removal
4. DISCONNECT CABLE FROM BATTERY NEGATIVE TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.

5. REMOVE RADIATOR SUPPORT OPENING COVER Testing and Inspection
6. REMOVE ENGINE UNDER COVER LH
7. REMOVE ENGINE UNDER COVER RH
8. REMOVE FRONT BUMPER COVER Removal
9. REMOVE FRONT FENDER LINER LH
(a) Partially remove the front fender liner LH.
10. DRAIN ENGINE COOLANT (for Engine)





(a) Loosen the drain cock plug, then drain the coolant.
CAUTION: Even if the engine is cold, the coolant in the coolant heat storage tank is still hot. Be careful of the hot coolant when draining it.

11. REMOVE COOLANT HEAT STORAGE TANK ASSEMBLY





(a) Disconnect the 2 hoses.





(b) Disconnect the water pump motor and temperature sensor connectors.





(c) Remove the nut and 4 bolts.
NOTE: The coolant heat storage tank bracket can be easily bent. Hold the coolant heat storage tank tightly when removing the nut and bolts.





(d) Separate the stud bolt and 2 claws shown in the illustration, then remove the coolant heat storage tank.