SsangYong Rexton. Service manual - part 137

DI10-153

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

Vehicle Speed Fault

Vehicle Speed Fault

Trouble Code

Symptom

P1500

Unable Cruise Control

YES

YES

YES

Check vehicle conditions

Automatic Transmission

Equipped?

Check sensor and wiring

NO

Wiring Problem?

Check ECU wiring

NO

Wiring Problem?

Repair completed

Recognize

vehicle speed

through CAN.

Check CAN

and

transmission.

Repair or

replace

Repair or

replace

YES

Check wiring and insulation

NO

Wiring Problem?

Repair or

replace

YES

YES

Check gear box target

Gear Box Target Problem?

Install new target

NO

Trouble Continues?

Replace gear

box target

Replace ECU

NO

NO

DI10-154

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

5V Supply Voltage 1 Fault

Low

High

Supply Voltage

Trouble Code

Symptom

P0642

P0643

P0641

Unable Cruise Control

YES

YES

Supply Voltage 1 (5V):

Accelerator Pedal Sensor 1

“Supply Voltage 2 (5V): HFM

sensor, Rail pressure

sensor, Boost pressure

sensor and Cam sensor”

Supply Voltage (2.5 V): Accelera-

tor Pedal Sensor 2

Read DTC

All DTCs for sensors

connected to sensor supply

voltage?

Check wiring

NO

Trouble Continues?

NO

Repair completed

Sensor problem caused by supply voltage to
sensor. Locate the problem while discon-
necting the sensor one by one. If not sensor
problem, check wiring.

Replace ECU

DI10-155

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

5V Supply Voltage 2 Fault

Low

High

Supply Voltage

Trouble Code

Symptom

P0652

P0653

P0651

YES

YES

Supply Voltage 1 (5 V):

Accelerator Pedal Sensor 1

“Supply Voltage 2 (5 V): HFM

sensor, Rail pressure

sensor, Boost pressure

sensor and Cam sensor”

Supply Voltage  (2.5 V): Accelera-

tor Pedal Sensor 2

Read DTC

All DTCs for sensors

connected to sensor supply

voltage?

Check wiring

NO

Trouble Continues?

NO

Repair completed

Sensor problem caused by supply voltage
to sensor. Locate the problem while dis-
connecting the sensor one by one. If not
sensor problem, check wiring.

Replace ECU

DI10-156

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

DIAGNOSIS

DI ENG SM - 2004.4

Trouble Code and Symptom

Diagnosis Procedures

2.5V Supply Voltage Fault

Low

High

Supply Voltage

Trouble Code

Symptom

P0698

P0699

P0697

Unable Cruise Control

YES

YES

Supply Voltage 1 (5 V):

Accelerator Pedal Sensor 1

“Supply Voltage 2 (5 V): HFM

sensor, Rail pressure

sensor, Boost pressure

sensor and Cam sensor”

Supply Voltage (2.5 V):

Accelerator Pedal Sensor 2

Read DTC

All DTCs for sensors

connected to sensor supply

voltage?

Check wiring

NO

Trouble Continues?

NO

Repair completed

Sensor problem caused by supply voltage
to sensor. Locate the problem while dis-
connecting the sensor one by one. If not
sensor problem, check wiring.

Replace ECU