Hyundai Tucson: DPF Differential Pressure Sensor (DPS)

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Engine Control - Fuel System / DPF Differential Pressure Sensor (DPS)


Differential Pressure Sensor (DPS) is measure the pressure difference of EGR inlet and outlet.

Circuit Diagram

Circuit Diagram

Harness Connector

Harness Connector



  1. Turn the ignition swtich OFF, and then disconnect the battery negative (-) terminal.
  2. Remove the air cleaner assembly.

(Refer to Engine Mechanical System - "Air Cleaner")

  1. Disconnect the DPS connector (A).
  2. Disconnect the DPS hose (B).
  3. Remove the DPS after loosening the mounting bolt (C).

Tightening Torque : 6.9 - 10.8 N.m (0.7 - 1.1 kgf.m, 5.1 - 8.0 lb.ft)




  • Install the component with the specified torques.
  • Note that internal damage may occur when the component is dropped. If the component has been dropped, inspect before installing.
  1. Install in the reverse order of removal.


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