1. This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn More.

Fault code help

Discussion in 'Audi S4/A4/A4 Cab (B7 Chassis)' started by tedster, Nov 29, 2009.

  1. tedster
    Offline

    tedster New Member

    Joined:
    Oct 29, 2009
    Messages:
    15
    Likes Received:
    0
    [Nov 29, 2009]
    Had a warning light come on the dash yesterday AA man came out fault is Po420 catalyst system efficiency below threshhold bank 1! car runs fine he couldnt find anything wrong with anything on a test run cleared the fault and the car has done a good 30 miles today fine with no more warning light coming on. Anyone had anything similar to this?
    #1
  2. Ads

    Ads

    [Sep 19, 2014]

Share This Page