Switch over seat heater, function - GF91.30-P-2002T
MODEL 211.0/2 with CODE (401) Front deluxe seats, incl. seat heating and seat ventilation with CODE (872) Electrically heated left and right rear seats with CODE (873) Heated left and right front seats
Manual switchover
Press the left front HS [SIH] switch (N72/1s10) or the right front HS [SIH] switch (N72/1s11) until the desired heating stage has been reached.
On vehicles with code (872) Electrically heated left and right rear seats, press the left rear HS [SIH] switch (S51/3s2) or the right rear HS [SIH] switch (S51/4s2) until the particular heating stage has been reached.
It is possible to manually switch over the heated seats HS [SIH] at any time.
Automatic switch-over via timer control
The automatic switch-over is controlled by an integrated timer in the
- HS [SIH] and seat ventilation control unit (N25/7)
(in vehicles with code (401) Front comfort seats, incl. seat heater and with code (872) Electrically heated left and right rear seats or in vehicles up to 31.5.05 with code (873) Heated left and right front seats)
- Front passenger SAM control unit (N10/11)
in vehicles as of 1.6.05 with code (873) Heated left and right front seats and without code (401) Front comfort seats, incl. seat heating and seat ventilation and without code (872) Electrically heated left and right rear seats)
The operating and function indications of the heated seats (HS) are summarized in the table given below.
| Actuation of the HS [SIH] switch (N72/1s10, N72/1s11, S51/3s2 or S51/4s2) | Actuated heating stage | Actuated heat output and duration up to the automatic switchover into the next heating stage or until switching off | Function indicator in the HS [SIH] switch (N72/1s10, N72/1s11, S51/3s2 or S51/4s2) |
|---|---|---|---|
| press once | Heating stage 3 | 71 to 100 % 5 min | 3 red LEDs |
| press twice | Heat stage 2 | 41 to 70 % 10 minute | 2 red LEDs |
| press three times | Heat stage 1 | 0 to 40 % 20 min | 1 red LED |
| press four times | Heated seats (HS) off | - | None |
| Press five times | Heating stage 3 | 71 to 100 % 5 min | 3 red LEDs |
| Heated seats/seat ventilation switch location/task | On vehicles with code (873) Heated left and right front seats or with code (401) Front deluxe seats, incl. seat heating and seat ventilation | GF91.30-P-3004T |
| Heated rear seat switch, location/task | For vehicles with code (872) Electrically heated left and right rear seats | GF91.30-P-3006T |
| Upper control panel control unit, location/task/design/function | Model 211.0 | GF54.21-P-4105T |
| Model 211.2 | GF54.21-P-4105TS | |
| Heated seats/seat ventilation control unit, location/task | In vehicles with code (401) Front comfort seats, including seat heater and with code (872) Electrically heated left and right rear seats or in vehicles up to 31.5.05 with code (873) Heated left and right front seats | GF91.30-P-3005T |
| Front passenger-side SAM control unit with fuse and relay module, location/task/design | On vehicles as of 1.6.05 with code (873) Heated left and right front seats and without code (401) Front comfort seats, incl. seat heating and seat ventilation and without code (872) Electrically heated left and right rear seats | GF54.21-P-4111T |
| Electronic ignition switch control unit, location/task | GF80.57-P-4120T | |
| Door control unit rear, location/task/function | GF72.29-P-4117T |