Honda 2010 Ridgeline Owner's Manual page 318

Maintenance Minder
MAINTENANCE MINDER INDICATOR
U.S. model is shown.
If the remaining engine oil life is 15
to 6 percent, you will see the engine
oil life indicator every time you turn
the ignition switch to the ON (II)
position. The maintenance minder
indicator will also come on, and the
maintenance item code(s) for other
scheduled maintenance items
needing service will be displayed
near the ''OIL LIFE'' message.
314
MAINTENANCE ITEM CODE(S)
ENGINE OIL LIFE INDICATOR
The 15 and 10 percent oil life
indicator reminds you that the time
is coming soon to take your vehicle
in for the required maintenance.
2010 Ridgeline
''SERVICE'' MESSAGE
When the remaining engine oil life is
5 to 1 percent, you will see a
''SERVICE'' message along with the
same maintenance item code(s),
every time you turn the ignition
switch to the ON (II) position.