i have had a 325cic since june 8, 2004. i love this car, but i have some small problems every other day or so. is there anyone that knows how to or were the fuse are that shut off the service engine soon sign? i took it to my mechanic and he told me its because of the O2 sensor and that they are not a big deal and i dont have to fix them. is this true? and if it is, can someone tell me how to shut that signal off? Thank you guys so much.