Use to test spark plug circuits, electronic fuel injection signals and idle air control circuits
Includes SGT23970, In-Line Spark Checker Kit for Recessed Plugs
8 Noid lights for checking GM PFI, Ford TBI, GEO TBI, BOSCH PFI, GM TBI, GM SCPI, BOSCH 2 and GM MULTEC 2
2 IAC Test Lights for straight and 90 degree applications
Quickly diagnose "no start" and engine misses conditions in the electrical fuel injection and spark plug circuits
Analyze rough running engines. The SGT23970 is a must for testing newer vehicles with recessed spark plugs. Can also be used to test conventional and coil-on plug ignition systems.