On-board diagnostic scanner for diagnosing error messages from the on-board computer. Monitors all emissions-related components in all vehicles. Suitable for all vehicles from 1996 onwards (gasoline) with an OBD II port. For diesel passenger cars, this standard was introduced on January 1, 2003. For trucks, an OBD II port has been available since January 1, 2005. Reads and clears generic and manufacturer-specific diagnostic trouble codes (DTCs). Easy-to-read LCD display with backlighting. Standalone device, no additional devices required, such as a laptop. Free software CD with corresponding error code definitions. No batteries required. Ideal for identifying potential issues when considering the purchase or sale of a used car. Also suitable for checking the vehicle for faults before or after a workshop visit. Before long trips with the car, this device allows for a quick check of any existing error messages.