... Functions:The function of the tester for CR high pressure pumps is to provide the desired signal to drive ... . CR2000 common rail Tester can used for testing following pumps:BOSCH CP1, BOSCH CP2,BOSCH CP3,DELPHI, SIEMENS, ... function,to connect a CR injector to a high pressure fuelline and to the CR tester by ... to connect a CR injector to a high pressure fuelsource by a high pressure fuel line and to the ...