• Use to test electronic fuel injection signals, idle air control circuit and spark plug circuits.
• Quickly diagnose no start_ and engine miss conditions in the electrical fuel injection and spark plug circuits.
•Analyze rough running engines.
• Supplied with instructions in a durable, plastic molded storage case.
• Includes: 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_applications, Cat. No. 23900, In-Line Ignition Spark Checker
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