John Paul, AAA Northeast's Car Doctor, hears from a reader deciding between a vehicle code reader and a scan tool. The post Comparing code readers and scan tools appeared first on Boston.com.

“A must-have for anyone who prioritizes efficiency and accuracy.” And right now at Amazon, you can get the Panlong OBD2 Diagnostic Scan Tool for only $28, less than half of its original price. It ...

If you own a car built after 1996, it comes equipped with a second-generation onboard diagnostic (OBD or OBDII) system. These systems work together with the vehicle's primary computer or powertrain ...