Car Tester System Coil Engine Auto Car Line 12V Diagnostic Ignition Accurate Diagnostics Provides precise diagnostics for your car's engine, enabling quick identification of issues and efficient troubleshooting for 12V ignition and engine systems. Wide Compatibility Compatible with a broad range of vehicles, making it a versatile tool for car owners and maintenance tasks across different makes and models. Durable and Reliable Made of materials that resist corrosion, wear, and deformation, delivering long lasting durability in everyday use. Practical and Clear Performance Supports routine checks and fault finding to help you diagnose ignition and engine problems and plan effective repairs. Use Scenarios 1) Routine maintenance checks when engine or ignition issues are suspected on a 12V vehicle. 2) Multi vehicle households or small workshops that handle different makes and models with a single tool. 3) Pre assessment to identify ignition or coil related problems before parts replacement.