Originally Posted by
SYCKDC23
Went to advanced and ran the obd2 scan on the car and heres the codes that were thrown.
P0170 fuel trim malfuntion.
P1337 ignition system or misfire
P0172 System too rich
Any ideas what these mean, and where to start to fix them?
Like someone else said, it could be incomplete burnoff causing these codes, or could be a combo of that, plus bad o2 sensor. Is mileage suffering?