Position Sensor: Diagnostics
If an open circuit/short circuit to B+ or ground should occur in the Hall sensor circuit, a diagnostic trouble code will be generated. The motor concerned, except for the backrest motor, can be operated for 500 ms.
One or more of the following DTCs are generated:
B2101, LEGROOM ADJUSTMENT HALL SENSOR. SHORT TO GROUND, LEGROOM ADJUSTMENT HALL SENSOR. OPEN CIRCUIT/SHORT TO B+ Motor, legroom adjustment
B2106, SEAT FRONT HALL SENSOR. SHORT TO GROUND, SEAT FRONT HALL SENSOR. OPEN CIRCUIT/SHORT TO B+ Motor, front seat edge
B2111, SEAT REAR HALL SENSOR. SHORT TO GROUND, SEAT REAR HALL SENSOR. OPEN CIRCUIT/SHORT TO B+ Motor, rear seat edge
B2116, BACKREST HALL SENSOR. SHORT TO GROUND, BACKREST HALL SENSOR. OPEN CIRCUIT/SHORT TO B+ Motor, backrest