AmPro Noid Light Set 6pc

Most economical way to check electronic fuel injection (EFI) signals

Quick and easy operation. Simply disconnect fuel injectors, and plug the Noid Light into the injector wiring harness

When engine is cranked, normal signals are indicated in rapid flashes of the Noid Light

Either a constant light or no light at all confirms an EFI signal problem

Checks systems of: Bosch PFI, GM PFI, GM TBI, GM SCPI, Ford TBI, Geo TBI