Fitment
Compatible with Mercedes-Benz diesel vehicles equipped with SCR (Selective Catalytic Reduction) emission systems requiring NOx monitoring. Used in models including W213, W222, and CLA-Class diesel configurations depending on exhaust aftertreatment system setup. OEM part numbers A0009053009, A0009058011, and A0009054714 must be verified before installation.

FAQ
Q1: What does this NOx sensor measure?
A: It measures nitrogen oxides (NOx) in diesel exhaust gases for SCR emission system control.

Q2: Which vehicles is it compatible with?
A: It is used in selected Mercedes-Benz diesel models including W213, W222, and CLA-Class depending on system configuration.

Q3: Are all listed part numbers interchangeable?
A: No, compatibility depends strictly on exact OEM part number and emission system setup.

Q4: Does installation require programming?
A: Some vehicles may require ECU reset or diagnostic adaptation after replacement.

Q5: Where is it installed?
A: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst.