Fitment
Compatible with Mercedes-Benz diesel SCR emission systems

Vehicle applications include:
Mercedes-Benz GLE350d (W166 diesel models)
Mercedes-Benz GL350 (X166 diesel models)
Mercedes-Benz ML350 (W166 / W164 diesel models)
Mercedes-Benz GL-Class X164 diesel models
Mercedes-Benz ML-Class W164 diesel models
Other Mercedes-Benz models using part number A0009055206

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

Q2: Where is this sensor installed?
A2: It is installed in the exhaust system, typically before or after the SCR catalytic system.

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

Q4: What are common failure symptoms?
A4: Engine warning lights, SCR system fault codes, or reduced engine performance mode.

Q5: Are all Mercedes-Benz NOx sensors interchangeable?
A5: No, compatibility depends on exact part number and vehicle emission configuration.