Seller notes

This tiny test light is for troubleshooting Bosch L-Jetronic fuel injection as well as D-Jetronic with a slight modification to the tool. This tester is designed to help you narrow down the source of rough idling, stumbling, missing, etc. without specialized tools or paying a shop just to do it when you can do it yourself by using the signals from this test light to rule out components. The instructions are only provided here: 1. Disconnect the harness at one injector and insert the light's two ...

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