A code reader for your car can mean the difference between dropping everything and heading for the mechanic and letting that warning light ride a little bit.

The fault code on oxygen sensors is one of the most time-consuming fault codes to diagnose. So take your time and don't get discouraged.

Imagine quickly diagnosing why your car's check engine light is on. A scan tool, also known as a trouble code reader, can help you identify the problem yourself.

We'll explain how to use an OBDII code reader to clear Cummins fault codes, and we'll also explain how to clear the codes if you don't have access to a scan tool.

Nearly every machine in a fleet, whether new or retrofit with a black box, throws fault codes, and the sheer volume can overwhelm an equipment manager. The number and frequency of email alerts, text ...