Seller notes

J&L Uscar EV6 / EV14 noid light injector tester & signal tester. This is the only noid light on the market that indicates engine control module signal pulses to the injector and verifies power on the injector circuit. When a noid light does not blink while cranking the engine there can be one of two possible problems at hand. The first possibility can be no injector pulses coming from the engine control module and the second possibility can be a loss of power on the injector circuit. The J&L USC...

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