Heated mirror
To demist or defrost the outside rear-view mirrors, press the rear window demister switch.
The indication lamp (A) will illuminate while the demister is on.
The heater will be turned off automatically in about 20 minutes.

See also:
Rear fog lamp switch
The rear fog lamp can be operated when the headlamps or front fog lamps (if so
equipped) turn on.
An indication lamp in the instrument cluster comes on when the rear fog lamp
is turned on.
[Vehi ...
Heated seats
The heated seats can be operated with the ignition switch or the operation mode
in ON. The indication lamp (A) will illuminate while the heater is on.
1 (HI) - Heater high (for quick heating).
...
Mitsubishi Carisma Parts
(approx based on a 1996 Carisma 1.6GLX) A clutch assembly is around £125 and
an exhaust system about £550. Allow £30 or so for front brake pads, whilst the
rear set is £50. ...
