Cummins ISX11.9 CM2250 – Service Manual 019-463   Aftertreatment Intake NOx Sensor

Apply a light coating of anti-seize compound, Part Number 3824879, to the threads of the NOx sensor.

Install the NOx sensor in to the aftertreatment adapter pipe and tighten the retaining nut.

Make sure the NOx sensor is connected to the engine wiring harness.

Make sure the orientation of the small module is with the engine wiring harness connection located at the bottom of the sensor.

Make sure the small module is secured to the application by the two mounting capscrews.

NOTE: The NOx sensor wire connection must not be pulled tight. Damage to the sensor can occur.