If a common rail injector is blocked by impurities, how to detect it? Common rail Injector trouble-shooting points- common rail injector tester:
Common rail Injector tester – injector stuck check points:
Common rail injector backflow is very bigger than usual, following points to check:
Remark: Under normal circumstances, when the injector is not energized, the injector will start to flow back when the rail pressure reaches 60MPa.