COP Interceptor, Coil-on-Plug Ignition Tester Easy two button operation. Simple to operate while providing advanced ignition data. Misfire counter and indicator. Catch intermittent problems that don’t set a Diagnostic Trouble Code (DTC). No COP removal required. Save time and test COP ignition under true operating conditions. Auto-set gain calibration . Calibrates itself to provide the most accurate data for multiple styles of COP ignition systems. Real-Time kV and mS . Measures secondary circuits breakdown voltage and arc/burn duration time individually as they happen 76564