Ford Focus Owner's Manual page 105

It preheats the interior of the vehicle.
It keeps the windows clear of ice in the
event of frost and prevents
condensation.
It avoids cold starts and allows the
engine to reach operating temperature
sooner.
To prevent the battery from discharging:
Once the parking heater has performed
one heating cycle, the next
programmed heating cycle will only be
carried out if you have started the
vehicle's engine in between.
After a heating cycle, drive the vehicle
for at least the period of the heating
cycle.
Programming the parking heater
Note: The programmed time is the time at
which you wish the vehicle to be warm and
ready to drive, not the time at which the
heater switches on.
Note: You must programme the times at
least 70 minutes in advance of the time you
wish to set.
Note: You must set the time and date
correctly. See Clock (page 111).
To programme the heating times:
1. Use the arrow buttons on the steering
wheel to enter the main menu. See
Information Displays (page 75).
2. Select the park heater option.
Climate Control
E136301
The two time functions allow you to
programme up to two heating cycles
for each day of the week. These times
will remain stored and the heater will
warm up the vehicle at these times on
these days every week.
The function once allows you to
programme one heating cycle for one
specific day.
The function Heat now automatically
switches on the heater.
Programming the functions Program 1
and Program 2
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103
Park Heater
Program 1
Program 2
Once
Heat now
Program 1
[07:55]
Monday
Tuesday
Wednesday
Thursday
Friday