Fitment

Fits for:

• Mercedes-Benz C-Class (W205 select diesel SCR applications)
• Mercedes-Benz E-Class (W212 / W213 select diesel variants with SCR system)
• Mercedes-Benz GLC / GLE / ML / GL series (W166 / X253 / X166 select configurations)
• Mercedes-Benz S-Class (W222 select diesel SCR applications)
• Engine: Diesel emissions SCR / AdBlue system applications
• Position: NOx sensor (typically downstream / rear depending on configuration)
• OE Numbers: A0009053603 / 5WK96683B / 5WK96683D

FAQ

Q1: Is this compatible with all Mercedes-Benz diesel vehicles?
A1: No, compatibility depends on engine type, emissions standard, and SCR system configuration.

Q2: Where is it installed?
A2: It is installed in the exhaust system, commonly as a downstream NOx sensor after the SCR or DPF section.

Q3: Are 5WK96683B and 5WK96683D the same?
A3: They are closely related cross-reference variants used for similar SCR applications depending on revision.

Q4: What does this sensor monitor?
A4: It measures nitrogen oxide levels in the exhaust to support SCR (AdBlue) emissions control.