Honda CB650FA 2016 Owner's Manual page 54

Maintenance Fundamentals
#
Cleaning the Battery Terminals
Remove the battery.
1.
If the terminals are starting to corrode and
2.
are coated with a white substance, wash
with warm water and wipe clean.
If the terminals are heavily corroded, clean
3.
and polish the terminals with a wire brush or
sandpaper. Wear safety glasses.
After cleaning, reinstall the battery.
4.
50
P. 59
2
The battery has a limited life span. Consult your
dealer about when you should replace the
battery. Always replace the battery with another
maintenance-free battery of the same type.
NOTICE
Installing non-Honda electrical accessories can
overload the electrical system, discharging the
battery and possibly damaging the system.