Check-engine lights, also known as Malfunction Indicator Lamps (MIL), appear for a reason-specifically when an engine is operating outside of its normal emissions parameters. When that light flashes, ...

Remember the old "Check Engine" light? That dash light was just cryptic enough to be ignored by anyone who doesn't own a code reader. Honda improved on that with its Maintenance Minder light, which is ...

If you own a Honda from 2005 or later, chances are you've used (or at least been notified by) the company's Maintenance Minder system at some point — which includes a letter and number, preceded by a ...

Onboard diagnostics (OBD) systems have been around since the 1980s and were developed to help limit harmful automotive exhaust emissions. Between 1988 and 1995, U.S.-built vehicles came with what's ...