Honda 2007 Civic Hatchback Owner's Manual page 213

Climate Control System
Driver's Side
210
Features
Passenger's Side
To set the driver's side temperature
to a different value than the
passenger's side, press the DUAL
button, then turn the temperature
control dial on the control panel. To
set the passenger's side to a
different value than the driver's side,
press either side ( or ) of the ▲ ▼
temperature control button on the
front passenger's door armrest. You
can adjust the passenger's side
without pressing the DUAL button
first.
When you set the temperature to its
lower limit or its upper limit, it will be
displayed as '' '' or '' ''.