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Thank you for the counsel. I anticipated that cleaning the Adblue injector, which was not obstructed, would resolve the issue; but, the check engine light reappeared. I have arranged for the vehicle with Oliver at PCS Horndean, highly endorsed by members, to address the NOx sensor problem. As an ent...

I shall endeavour to clean the Adblue injector. Next week, AdBlue crystal cleaner was introduced approximately five weeks ago. Thank you.

Thank you for your feedback. I will consult with the MB dealer for confirmation; however, the vehicle was purchased in 2016 and was not subject to the Dieselgate upgrade. The initial two years of servicing were conducted by the MB dealer. If I install the authentic Nox sensors with the MB Dealers, t...

2016 Mercedes W213 E-Class Estate The engine check light displays the iCarsoft code P229F, indicating a range/performance issue with the NOx sensor in Bank. One Sensor Two. Detracted both upstream and downstream NOx sensors, immersed in injector fluid, and cleansed overnight. Erased fault codes. The...