I have been having this code for 2 years, I erase it but it comes back. The O2 sensor seem to be ok (it is swiching) I do not see any drivibility problems. I would like to know what could be the problem, The car has 75 000 miles. What would be the best way to diagnose the problem. Any info would...
I have been having this code for 2 years, I erase it but it comes back. The O2 sensor seem to be ok (it is swiching) I do not see any drivibility problems. I would like to know what could be the problem, The car has 75 000 miles. What would be the best way to diagnose the problem. Any info would...
I am getting a P0430 code on my 98 BMW 740il. The car has 85,000 miles and I have repalced the cats and 02 sensors. What else can be causing this problem?