EM276 Injector Tester can diagnose injector problems, you can use it on each injector individually to test stuck, leaking or burnt-out
Used 12V vehicle battery as power supply
It has 4 pulse modes and in the continuous working mode (mode 4), it can help you identify the injector good or not when you switch off the engine
The lock mode can ensure the testing condition is same
It can work with any fuel pressure tester together.