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Home >> Smart >> 2011 >> Fortwo Pure >> Repair and Diagnosis >> Restraints >> Restraints Control Systems >> Seats, Bunks, Restraint Systems (Coupe) >> Basic Knowledge >> Heated seats control unit, component description - GF91.30-P-5214MCC

Heated seats control unit, component description - GF91.30-P-5214MCC

MODEL 451.3 /4 with CODE (S17) Heated seats (FFO) 

Location 

The heated seats control unit is in the driver footwell above the accelerator pedals.

Fig 1: Locating Front HS (SIH) Control Unit
G07077542Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Task 

The heated seats control unit controls the actuation of the left seat heated cushion (R13/1) and the right seat heated cushion (R13/3). The heat-up time is map-controlled and dependent on the interior temperature and the request from the left seat heater switch (S6/1s3) and the right seat heater switch (S6/1s4).

The interior temperature is determined by the heated seats control unit via an integrated sensor.