Common Rail Pump and Injector Tester: BOSCH CP1,CP2,CP3,DELPHI,SIEMENS,DENSO HP2 AND HP3. POWER:11kw/15kw/18.5kw/22kw/55kw etc.. The ... function of the common rail pump and injector tester for CR high pressure pumps is to provide the desired ... pressure fuel line and to the CR tester by harness. The tester is set to continuous injection mode. The CR injector is in normal ...