The ECON button turns the ECON mode on and off.
The ECON mode helps you improve your fuel economy by adjusting the performance of the engine, transmission, heating system*/climate control system*, and cruise control*.
Honda Civic Service Manual. Trunk Lid Lock Cylinder Removal and Installation (2-door DX models except KC
models)
823110
Removal
1.
Trunk Lid Lock Cylinder
1.
Disconnect the cylinder rod (A).
2.
Remove the bolts (B).
...