Check diesel particulate sensor

Check whether a diesel particulate sensor with the notches specified in Fig 1 is mounted. If no notches can be detected on the sensor (Fig 2), replace diesel particulate sensor.

Fig 1: Current Diesel Particulate Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: Diesel Particulate Sensor

Courtesy of BMW OF NORTH AMERICA, INC.