FITMENT:
Compatible with Cummins diesel engines used in heavy-duty commercial vehicles and equipment.
OEM reference numbers: 5WK96741B, 4326874, 2006244, 2872946.
Used in SCR (Selective Catalytic Reduction) emission control system for NOx monitoring.
Installed in exhaust aftertreatment system (inlet or outlet position depending on engine configuration).
Fitment must be confirmed by OEM part number and engine emission system setup before installation.

FAQ:

Q1: How do I confirm compatibility?
A1: Match OEM numbers 5WK96741B, 4326874, 2006244, or 2872946 with your original sensor and verify connector type and wiring specification.

Q2: Where is this NOx sensor installed?
A2: It is installed in the SCR exhaust aftertreatment system of Cummins engines, typically before or after the catalytic converter depending on configuration.

Q3: What are common failure symptoms?
A3: Engine warning light, SCR/DEF system fault, incorrect NOx readings, or reduced engine performance.

Q4: Is this sensor inlet or outlet type?
A4: It can be used in different positions depending on engine setup; confirm by OEM part number before replacement.

Q5: Does replacement require programming?
A5: Some applications may require system reset or diagnostic adaptation after installation.