Astro Pneumatic 7898 8pc Deluxe Noid Lite & GM AC Signal Test Lights Set Electrical Tool Kits 3/16x4" Slotted Screwdrivers

3/16x4" Slotted Screwdrivers

Stepless dimming feature

Piloted Tap (821-4)

1-9/16" 1" Drive 6 Point Impact Socket #85650

(The opposite would be used in installation

Astro Pneumatic 7898 8pc Deluxe Noid Lite & GM AC Signal Test Lights Set Electrical Tool Kits 3/16x4" Slotted ScrewdriversItem # 7898 Deluxe Noid Lite and GM AC Signal Test Lights Set ? The most economic way to check electronic fuel injection (EFI) signals ? Quickly and easily checks for systems of GM TBI, Bosch PFI Ford TBI, GM PFI, Geo TBI and GM SCPI ? To test, just disconnect the fuel injectors, plug the Noid Lite into injector wiring harness then crank the engine ? Normal voltage is indicated by flashing light which is visible from passenger compartment ? Blow