Solenoid for 1994-2003 Ford Powerstroke 7.3LIf you are having ahard starting problem,injectors that are failing a buzz test, this may correct the problem. This solenoid can be installed without removing the injectors from the engine.Check the resistance of each solenoid to locate failed or failing solenoids. Any solenoids that test open circuit (infinite resistance) are bad.This solenoid commonly fails causing the injector not to operate or fail a buzz test.Also fits For INTL DT444, 466 530Fits For ALL Codes AA, AB, AC, AD, AE-BA, BD, BE, BI, BN, BJ