Brief DTC Repair Guide The TopScan offers DTC Repair Guide to walk you through the processes and codes of vehicle diagnostics. After reading the fault codes, the TopScan can display the definition of fault codes and offer guidance in how to repair it. It includes the fault code definitions for all systems, such as Dashboard, Air Conditioning, and more. Currently, the TopScan is compatible with Chrysler/Dodge/Jeep/Fiat 2010-2014 (Compatibility expands as updates release). Top Scan Specs Features TopScan Pro Repair Information What's In The Box? Comp Chart FAQs