The best car diagnostic tools won’t fix your vehicle, but they can point you in the direction of where your problem may be. Using special codes (more on that later), the scanner can tell you ...

CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners ... OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols.

Cars are more than just oil and steel. Modern models have incorporated electronics and computer chips to help manage and optimize their mechanical components. That means maintaining your car's ...