Honda 2010 Ridgeline Owner's Manual page 161

Climate Control System
Dual Temperature Control
The temperatures of the driver's side
Driver's Side Passenger's Side
and the front passenger's side are
controlled independently.
To adjust each temperature, turn
either of the temperature control
dials on the climate control panel.
When you set each temperature to
its lower limit or its upper limit, it will
be displayed as '' '' or '' ''.
157
2010 Ridgeline