Fault code

[Ryan s3]

Hi I've posted a few issues on here and my main concern was EML light showing and some blue smoke on startup.
It has been using more oil than I would be happy with.
Fault code P0171.
Any ideas on what to start with ??

 

[<tuffty/>]

Duplicate post!
http://www.audi-sport.net/xf/threads/fault-code.328935/

<tuffty/>