Hello everyone need some help
audi a6 c7 2.0 tdi mileage 86k miles
eml turned up last night i did a scan and error code was 19226 particular trap bank 1 efficiency below threahold. I checked the reading pressure sensor seems to be fine. Dpf is not clogged showing 8 grams of soot and last regeneration was done 1 day ago. My car normally goes on auto regen after every 240 miles. Am a taxi driver so loads of short runs. Car drives fine no power loss. Was thinking egr cooler but checked online that had different error code p2002. What else that could be
