SsangYong Rexton. Service manual — part 132
DI10-133
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DIAGNOSIS
DI ENG SM - 2004.4
Unable Accelerometer Decoding
Unable Dynamic Leak of Injector #1
Unable Dynamic Leak of Injector #2
Unable Dynamic Leak of Injector #4
Unable Dynamic Leak of Injector #5
Unable Dynamic Leak of Injector #3
Unable Cylinder Balancing
Unable Accelerometer Learning Strategy
Limited Rail Pressure Mode Operation
Trouble Code and Symptom
Diagnosis Procedures
1. Diagnosis Procedures (Rail Pressure Control)
Rail Pressure Control Fault (Too Slow
Pressure Build Up while Cranking)
Rail Pressure Build Up - Too Slow
Trouble Code
Symptom
P1191
YES
YES
Read DTC
Rail preaaure sensor or IMV
Related DTC?
NO
Rail Pressure Sensor
Problem?
Check transfer fuel system
NO
Replace ECU
Refer to IMV
diagnosis
Repair or
replace
YES
YES
Transfer Fuel System
Problem?
Check high pressure fuel
system
NO
H/P Fuel System Problem?
Repair or
replace
Repair or
replace
NO
DI10-134
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DIAGNOSIS
DI ENG SM - 2004.4
YES
YES
2. Diagnosis Procedures (Transfer Fuel System)
YES
YES
Check fuel level
Fuel Exhausted?
“Visually check transfer fuel
system (fuel leaks, installation)”
NO
Transfer Fuel System
Problem?
NO
Check fuel filter specification
Different Specification?
NO
Transfer fuel system is normal
Add fuel
Repair or
replace
Replace filter
with new one
NO
Check if the air in transfer
fuel system is too much (with
a low pressure tester)
Excessive Air in Transfer
Fuel System?
NO
Install a
container to
H/P pump
venturi.
Remove
venturi return
lines. Fill fuel
with hand
pump.
3. Diagnosis Procedures (High Pressyre Fuel System)
YES
Check transfer fuel system
Cause Found?
NO
Repair or
replace
HP fuel system is normal
DI10-135
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DIAGNOSIS
DI ENG SM - 2004.4
Unable Accelerometer Decoding
Delayed Engine Stop
Unable Dynamic Leak of Injector #1
Unable Dynamic Leak of Injector #2
Unable Dynamic Leak of Injector #4
Unable Dynamic Leak of Injector #5
Unable Dynamic Leak of Injector #3
Unable Cylinder Balancing
Unable H/P Leak Detection
Unable Accelerometer Learning Strategy
Limited Rail Pressure Mode Operation
Trouble Code and Symptom
Diagnosis Procedures
IMV Operation Fault (Electrical Fault)
Open Circuit
Short Circuit
Short to Ground
Trouble Code
Symptom
P0255
P0251
P0253
YES
Check IMV wiring
Wiring Problem?
Replace ECU
Repair or
replace
YES
Check resistance of IMV
NO
Resistance Problem?
Replace H/P
pump and IMV
NO
YES
Check ECU wiring
NO
Wiring Problem?
Repair or
replace
YES
Check wiring and insulation
NO
Wiring Problem?
Repair wiring
DI10-136
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DIAGNOSIS
DI ENG SM - 2004.4
Trouble Code and Symptom
Diagnosis Procedures
Intake Air Temperature Sensor Fault
(Electric Fault)
High
Low
Supply Voltage
Trouble Code
Symptom
P0112
P0113
P0110
MIL ON
YES
YES
YES
YES
Read DTC
Fault in sensor supply voltage?
Check sensor wiring
NO
Wiring Problem?
Check sensor resistance
NO
Check ECU wiring
Wiring Problem?
Check wiring and insulation
NO
Wiring Problem?
Replace ECU
NO
Repair or
replace
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.
Repair or
replace
Repair wiring
NO
YES
Resistance Problem?
Replace
sensor
NO
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