Another tool mechanics use constantly is a torque wrench ... and analyzing data to identify errors and mechanical malfunctions. Scan tools or code readers let us connect to vehicles' onboard ...

In short, effective vehicle diagnosis combines mechanical knowledge, specialized tools, and a systematic approach to ...

Learn what that pesky dashboard light means before heading to the shop — and maybe save some cash in the process.

Normally that would require a trip to the mechanic to decipher ... Having an OBD-II scanner in your tool box can help you diagnose potential problems. That way you can figure out whether it's ...