hi just wondering did you get to the bottom of your issue with p2002? having similar issues on my A6, very frustrating. Have had DPF cleaning and two sensors replaced and it still appears.
Recently purchased a 2015 A6 TDI 190PS ULTRA with 60,000 miles. Within days of purchase I had a check engine light, I brought it back to the dealer and they replaced a DPF sensor. Another few days later and I get fault codes 2002 and 2200. Another trip back to the garage and they replaced a NOX...
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