Tool Aid Electronic Fuel Injection And Ignition Spark Tester Kit

Quickly diagnose no start and engine miss conditions in the electrical fuel injection and spark plug circuits. Analyze rough running engines. Contains a noid light set to test electronic fuel injection signals and a in-line ignition spark checker shows a duplicate view of ignition spark. Supplied with instructions in a durable, plastic molded storage case. Noid light are supplied to check: Bosch PFI, Ford TBI, Geo TBI, GM PFI, GM SCPI, GM TBI