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  1. BMW Diesel Owners & Enthusiasts
    So while I had my NOx sensors replaced two/three weeks ago under BMW's warranty, the technician told me I most likely needed and SCR (not under warranty). He told me take the car, drive and see if the CEL comes back and it did several days later. I cleared the code and forced a regen on the...
  2. E90/E91/E92/E93 (2006 - 2013)
    Hi I brought a BMW 330D couple months ago recently hooked my OBD II and found this error code P14A7 (the car also lost power a few times) also ill be doing 39 MPG and start the next day and car will drop to 22 MPG like it resets itself. Anyways i took it to a so called BMW Specialist and he...
  3. BMW Diesel Owners & Enthusiasts
    Hey Folks, long time reader, finally signed up to post. All your awesome diesel info convinced me to buy a new 328d RWD. So far I am loving it. I just had a few questions that I hadn't seen specific answers for in my searches. Sorry if I sound like a diesel noob. Thanks in advance for your help...
  4. E90/E91/E92/E93 (2006 - 2013)
    I have an '09 335i with the dual exhaust.....The right pipe tip is regulary covered in black soot.......the left pipe tip is realtively clean. Should I be concerned that they are not "equally" clean or equally dirty?
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