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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 216 (Engine Control System (DTC/Circuit Diagnosis) (CUMMINS 5.0L) (4 Of 6)) >> DTC/Circuit Diagnosis >> DTC P1644-00: Incorrect Variant/Configuration >> DTC Description >> Notes

DTC Description: Notes

WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If any of this first group of DTCs are displayed with this DTC, first perform the trouble diagnosis for these DTCs:
NOTE: If any of this second group of DTCs are displayed with this DTC, first perform the trouble diagnosis for these DTCs:

The aftertreatment particulate matter sensor is a smart device and communicates with the engine control module (ECM) via the CAN2 communication lines. The aftertreatment particulate matter sensor performs internal diagnostics and reports malfunctions back to the ECM using the CAN2 communication lines. The particulate matter sensor is permanently attached to the particulate matter control module. They are serviced as a single component and can not be replaced individually. The aftertreatment particulate matter sensor is used to measure the soot emissions at the outlet of the aftertreatment system.