Car Questions
RepairPal is your advocate for car care advice and guidance

O2 sensor

(1998 Ford Mustang)
in Rolla, MO on October 25, 2009
check engine light is on and has custom exhaust, can that be it?
Displaying 2 answers & 0 comments
Popular Answer
on October 25, 2009
It could be the CAT if it was removed i would get a diagnostic to see what the problem is autozne does this for free.
on April 06, 2010
I had the same promble (check engine light). I stop using cheap gas and after 3 tanks of gas (plus), the light went out.
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide. Learn more
Didn't find what you were looking for?