That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

Your vehicle has a problem if the check engine light (CEL) glows. Diagnostic trouble codes (DTCs) stored in the computer help find the cause.

Acura reports that some 2007-08 TL Type S models may turn on the check engine light and store trouble code P0171 and/or P0174 in the PCM. If there are no drivability symptoms associated with the ...