VERACRUZ(EN) >2013 > G 3.8 DOHC > Engine Electrical System > Charging System > Battery>Description and Operation  
Description
1.
The maintenance-free battery is, as the name implies, totally maintenance free and has no removable battery cell caps.
2.
Water never needs to be added to the maintenance-free battery.
3.
The battery is completely sealed, except for small vent holes in the cover.