Other information:
Removal
1.
Prior to replacing the 4WD ECU, check the 4WD ECU's clutch learning
with the GDS tool.
(Refer to 4WD Control System - "Repair procedures")
2.
Disconnect the battery negative cable from the battery ...
Removal and Installation
1.
Disconnect the radiator reservoir hose (A), and then drain the coolant
from the reservoir tank.
2.
Disconnect the reservoir hose (B).
3.
Remove the reservoir tank (C).
...