unmetered air can ruin driveability, i would start there
How would I know these things?revolutionary said:does it run bad just after the o2's heat up or just after then engine gets up to normal temp? On your tuning how is the cold idle set compared to your normal idle and mixture?
It runs great a start up. Its after a few minutes it starts acting up. BUT I haven't ran it longer than a few minutes since I change the plugs.Chris 96 WS6 said:YOu need some kind of scan tool to monitor when the car goes into closed loop. See if it runs different at start up vs. when it gets warmed up.
These were the O2's that were in the car when I bought it.sleeperSS said:how old are your O2's?
Which type of scanner will work on my car?sleeperSS said:well the scanner would help you to diagnose if they are bad