Other information:
Removal and Installation
1.
Remove the engine cover.
(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")
2.
Drain the engine coolant so its level is below water temperature control
assembly.
...
If the following conditions occur while Active ECO is operating, the system operation
is limited even though there is no change in the ECO indicator.
When the coolant temperature is low: The system will be limited until
engine performance becomes normal.
When driving up a hill: The system ...