... simulator tests a common rail injector with either solenid and piezo technologies InformationCRI-3000, the repair tester to simulate the engine ... for a common rail injector of either solenoid technology or piezo technology, made by Bosch, Delphi, Denso and Siemens. The ... , to check the CR injector with either solenoid or piezo technology.Design FeaturesModulated driving signal to ensure the safety of ...