... the piezo-controlled fuel injectors The following common rail systems are currently used in Ford vehicles: – Delphi common rail system, – Bosch common rail system, – Siemens common rail system, ... (G544981) 29 Lesson – Delphi -Common Rail System Overview of the two-module system – system with PCM and separate IDM 30 (G544980) Service Training Lesson – Delphi -Common Rail System CHT (Cylinder ... installed Delphi PCM (single-module system) Service Training (G544980) 37 Lesson – Delphi -Common Rail System EEC V PCM IDM Ford diesel vehicles with Delphi common rail injection systems are gradually...