Fitment
Compatible with Mercedes-Benz diesel emission systems

Vehicle applications include:
Mercedes-Benz X-Class (X250d variants)
Mercedes-Benz V-Class (V250d variants)
Mercedes-Benz Vito (selected diesel applications)
Other vehicles using part number A0101531628 / 5WK97331

FAQ

Q1: What is the function of this NOx sensor?
A1: It measures nitrogen oxide concentration in diesel exhaust for emission system control.

Q2: Where is this sensor installed?
A2: It is installed in the exhaust system, typically in the aftertreatment section of the emission system.

Q3: Is part number matching required?
A3: Yes, exact part number matching is required for correct compatibility.

Q4: Are X250d, V250d, and Vito using the same sensor?
A4: Compatibility depends on engine type and emission system configuration, not only vehicle model name.

Q5: What are common failure symptoms?
A5: Engine warning light, emission system fault codes, or reduced engine performance mode.