SSANGYONG 2004 Rexton 2.7XDi Workshop Manual page 508

Diagnosis Procedures
Read DTC
Sensor Voltage Fault?
NO
Check sensor wiring
(Check sensor output)
Wiring Problem?
NO
Check ECU wiring
Wiring Problem?
NO
Check wiring and insulation
Wiring Problem?
DIAGNOSIS
DI ENG SM - 2004.4
YES
Sensor problem caused by supply voltage
to sensor. Locate the problem while dis-
connecting the sensor connectors one by
one. If not sensor problem, check sensor
supply voltage circuit for open and short.
YES
Repair or
replace
YES
Repair or
replace
YES
Repair wiring
NO
Replace rail and sensor
Trouble Continues?
NO
Check fuel system
EFFECTIVE DATE
DI10-149
YES
Replace ECU
CHANGED BY
AFFECTED VIN