SsangYong Rexton. Manual - part 140

DI10-165

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

1. Diagnosis Procedures(Boost Pressure)

VGT Operation Fault

VGT Operation Fault

Trouble Code

Symptom

P1235

Unable Cruise Control

Location demand=change the boost control to O.L.

mode at f (boost demand, engine cycling speed)

YES

Read DTC

Boost Pressure Problem?

NO

Check air line malfunction:

* VGT/Turbo. * Air filter.

* Vacuum line. * Vacuum pump.

* Solenoid valve open.

* Vane condition.

* Air inlet valve function

Repair completed

Refer to

Diagnosis

Tree “Check

sensor(1)”

DI10-166

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

2. Diagnosis Procedures(Check sensor (1))

YES

YES

YES

YES

Read DTC

Sensor Supply Voltage

Problem?

Check sensor wiring

NO

Wiring Problem?

Visually check sensor

NO

Check ECU wiring

Wiring Problem?

Check wiring and insulation

Wiring Problem?

Check fuel system

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 or

replace

NO

YES

Sensor Problem?

Replace

sensor

NO

YES

Replace sensor

Trouble Continues?

NO

Replace ECU

DI10-167

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

TBD

ECU Malfunction

Trouble Code

Symptom

P1608

YES

YES

Read DTC

ECU Related DTC?

Check wiring

NO

Trouble Continues?

NO

Repair completed

Check body

ground wiring

Replace ECU

DI10-168

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

No Crank Signal

No Crank Signal

Trouble Code

Symptom

P0335

MIL ON

YES

YES

YES

Check sensor wiring

Wiring Problem?

Check ECU wiring

NO

Wiring Problem?

Check wiring for open and

short

Wiring Problem?

Repair completed

Repair or

replace

Repair or

replace

Repair wiring

YES

NO

Trouble Continues?

Replace VR

sensor

YES

Install new wheel

Trouble Continues?

NO

Replace ECU

NO

Install new sensor

NO

YES

Trouble Continues?

Replace APS

wheel

NO