Overview - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

DI10-178
FUEL SYSTEM DIAGNOSIS

OVERVIEW

When the Diagnostic Trouble Code (DTC) is detected through scan tool, it's necessary to check the transfer and high
pressure fuel lines in fuel system before replacing the components.
If the trouble continues even after the trouble has been fixed with scan tool, must perform the fuel pressure test.
Below schematic diagram shows the specifications of pressure, flow mass and temperature in fuel system.
Over - 0.48 bar
Fuel filter
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Transfer fuel
pressure regulator
Transfer pump
Venturi
-0.6 ~ 0.1 bar
Priming pump
High pressure
pump
Supply
valve
Below 2 bar
Common rail
Injectors
Fuel tank
Pressure limit valve
(High pressure line)
Suction
valve
Up to
1600 bar
High pressure fuel
supply line
Transfer fuel supply line
Return line
Y220_10062
DIAGNOSIS
DI ENG SM - 2004.4