Here you can find an injector tester based on an Arduino and a MOSFET. The tester is based on the description of a Fuel Injector Tester (EM276). Here is this description : The tester can help diagnose ...
That doesn’t mean you’re out of luck, though, especially if you’ve got scrap galore and a DIY spirit, as this junk bin fuel injector test stand ably demonstrates. [Desert Rat Racer]’s test ...