Bob Thomas
10-05-2007, 02:59 PM
1997 M3
I'm getting CA, Cb, E3, E4 all relating to ox sensor limits. What do I look for that is allowing the mixture to go beyound the limits of the ox sensor. Other than vacume leaks.
I'm getting CA, Cb, E3, E4 all relating to ox sensor limits. What do I look for that is allowing the mixture to go beyound the limits of the ox sensor. Other than vacume leaks.