S & G Tool Aid Corp. offers the No. 23950, Coil On Plug Ignition Spark Checker for troubleshooting "coil on plug" ignition systems found on GM, Chrysler, Ford and import vehicles. The tool quickly plugs into the boot on the coil and then clips to the ground. The Coil On Plug Checker also features:
- A flashing bulb indicating ignition or fuel delivery problems.
- The checker also shows a duplicate view of the ignition spark so technicians can visually check the condition of the ignition system at each cylinder.
- Frequency and intensity flash indicates whether there is an ignition system problem or fault in the fuel delivery system.
- A clear plastic body that can withstand rough use and repels automotive chemicals.