Ford Fiesta Owner's Manual page 92

Do not do the following:
• Place heavy objects on the seat.
• Operate the heated seat if water or any
other liquid is spilled on the seat. Allow
the seat to dry thoroughly.
• Operate the heated seats unless the
engine is running. Doing so could drain
your vehicle battery.
Press the required switch once for
maximum heating. Two lights will
illuminate on the switch. Press the switch
again for a lower heating level. One light
will illuminate on the switch. Press the
switch again to turn the heating off
completely.
The heated seats will only operate with
the ignition switched on.
The heated seat will remain on until either
the heated seat switch or the ignition is
switched off.
Seats
90