SG Tool Aid 23950 Coil On SparkPlug Ignition Spark Checker

Features:

• A quick way to troubleshoot the contemporary “coil on plug” ignition systems found on General Motors, Chrysler, Ford and imported vehicles.
• Flashing bulb indicates ignition or fuel delivery problem.
• Quickly plugs into boot on coil then clips to ground.
• Ground wire is 20″ long.
• Shows a duplicate view of the ignition spark so technician can visually check condition of ignition system at each cylinder.
• Frequency and intensity of flash indicates whether there is an ignition system problem or fault in the fuel delivery system.