Q:Hi James. I keep having an oxygen sensor fault code for a lean exhaust with my '97 Corvette. I've taken the vehicle to the dealer several times but the problem keeps recurring. I would like to try ...

Q: I have a 2010 Honda CR-V. Last month its check engine light came on. I’m a retired mechanic and, using my diagnostic scanner, found a trouble code of P0420, which indicates an issue with catalytic ...

Today’s computerised engine control systems rely on inputs from a variety of sensors to regulate engine performance, emissions and other important functions. The sensors must provide accurate ...

One of the biggest fears of any vehicle owner or driver is the dreaded Engine Warning Light, also known as the Check Engine Light. While there is a chance of a major fault, sometimes it is likely that ...