SsangYong Rexton. Service manual - part 142

DI10-173

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

TCU Signal Fault

TCU Signal Fault

Trouble Code

Symptom

P0700

YES

YES

Check ECU wiring

Wiring Problem?

Check wiring and insulation

NO

Wiring Problem?

NO

Repair completed

Repair or

replace

Repair wiring

YES

Check CAN communication

(between High and Low: 120 

Ω)

Communication problem

continues

NO

Repair or

replace

(Replace TCU)

DI10-174

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

YES

Trouble Code and Symptom

Diagnosis Procedures

Air Conditioner Operating Circuit Fault

Open Circuit

Short to +Batt

Short to Ground

Trouble Code

Symptom

P1540

P1541

P1542

Unable A/C Operation

Unable A/C Operation

Unable A/C Operation

YES

YES

Check vehicle condition

(above fault is related to A/C

system)

Switch without sensor?

Check sensor connection

NO

Wiring Problem?

Check sensor

Sensor Problem?

Repair completed

N/A

Repair or

replace

Replace

sensor

YES

Check A/C circuit and

compressor

A/C Problem?

NO

Repair or

replace

NO

YES

Wiring Problem?

Repair wiring

NO

YES

Check ECU wiring

NO

Wiring Problem?

Repair or

replace

Check wiring and insulation

NO

YES

Replace sensor

Trouble Continues?

NO

Replace ECU

DI10-175

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

YES

Trouble Code and Symptom

Diagnosis Procedures

Excessive Water in Fuel Filter

Excessive Water in Fuel Filter

Trouble Code

Symptom

P1149

Water Separator Warning Light ON

Torque Reduction Mode Operation

YES

YES

Remove fuel filter

Water in fuel filter?

Check water detection sensor

NO

Wiring Problem?

Check water detection

sensor wiring

Wiring Problem?

Replace ECU

Repair

completed

Repair or

replace

Repair or

replace

YES

Check wiring and insulation

Wiring Problem?

NO

Repair wiring

NO

YES

Wiring Problem?

Repair or

replace

NO

YES

Check resistance of water

detection sensor

NO

Resistance Problem?

Replace

coolant

temperature

sensor

Check ECU wiring

NO

DI10-176

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

Immobilizer Malfunction

Immobilizer Malfunction

Trouble Code

Symptom

P1634

P4335

P1630

P1631

P1632

P1633

P0633

P1636

MIL ON

Immobilizer Warning Light ON

YES

YES

Check immobilizer unit

and ECU wiring

Wiring Problem?

NO

Perform immobilizer coding

again

NO

Repair or replace immobi-

lizer unit and related devices

Repair or

replace

Repair

completed