BMW Forums : BimmerForums banner


  1. 1997 E39 523sei accelaration ,Slight problem

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi All, Still have a slight problem with accelaration and normal running of car. Every now and then the car will sort of hiccup, as if it losses power for a slight second, the car sort of jerks and everything is back to normal, this is the best way i can desribe it. Have had the codes read and...
  2. 1998 E39 523SEI - poor starting/ misfire/ poor economy

    Auto Electrical Forum
    My 523SEI has developed a starting problem and hesitation/ stutter when pulling away from tickover. It seems ok once the revs have risen above 2000rpm but I think its a little down on power and just generally not as responsive as it was. The fuel consumption has gone down to 17mpg average around...
  3. 1997 E39 2.5 523sei Air bag fault.

    BMW 5 Series - Tech Talk For All Gen Of 5 Series
    Hi, have the airbag telltale light come on for no apparent reason, had codes read and said ' seat belt catch tensioner triggered', now is there any way to repair/fix the tensioner also if the airbag telltale is activated will it still deploy the airbags if you have a crash ??? Thanks Webber