Diagnostics of Common Rail systems from Denso, Delphi, Siemens

• arrangement of components in individual systems
• low pressure power supply system
• measurements of signals controlling injectors and pressure control valves
• assessment of injector efficiency
• injector coding
• adaptation of the system after replacing components

Denso systems overview:

• HP2 fuel system
• construction and operation of the HP2 high pressure pump
• operation and function of the pump feed control valve (SCV)
• fuel rail and its components
• structure and operation of the X2 injector
• HP3 fuel system
• construction and operation of the HP3 pump
• pressure limiting valve
• piezoelectric injectors
• IDM module – injector control module – description of operation

Delphi Layouts Overview

• Delphi DFP1 system (e.g. Focus 1.8 TDCi)
• DFI injectors 1
• Delphi system with DFP3 pump
• construction of a system with a DFP 3 pump and DFI 3 injectors

Overview of Siemens systems

• PCR 2.0 injection system
• construction and operation of the Siemens injector
• characteristic features of Siemens injectors
• use of the Siemens system in the 1.6 TDI engine in the VAG group