on board computer

  1. D

    On Board Computer Power Issue? 1999 Z3 2.8

    Greetings All I am the new owner of a very clean 1999 Z3 2.8 with 67,000 km bought from a friend who has owned it from new. Two very minor issues which appear to be power related however in both cases the fuses appear to be fine. 1. On Board Computer is blank. The previous owner recalls it to...
  2. MikeH54

    Z4 on board computer fault

    Seeking some advice on what could be causing the OBC to not show any information when depressing the stalk. The display seems to be working fine as the clock, service indication all seem Fine and when I first drove it did display the range of miles but Wouldn't switch to show other features. I...