Bosch PFI Noid Light OTC7188 OTC

Features and Benefits:

• GM model 700 series TBI
• Proven test device to quickly determine if the electrical signal is present at the fuel injector
• Noid Lites are the fastest, easiest, most economical way to check electronic fuel injection signals

Simply disconnect the fuel injectors, plug th Noid Lite into the injector wiring harness, and crank the engine. Normal pulsing voltage is indicated by a flashing light, which is visible from the passenger compartment.