- Use to test electronic fuel injection signals, idle air control circuit and spark plug circuits
- Includes: Noid Lights for checking GM PFI, Ford TBI, GEO TBI, Bosch PFI, GM TBI, GM SCPI, Bosch 2 and GM Multec 2, IAC Test Lights for straight and 90° applications, Inline Ignition Spark Checker
- Quickly diagnose “no start” and engine miss conditions in the electrical fuel injection and spark plug circuits
- Analyze rough running engines
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