SsangYong Musso. Manual - part 505

5D1-4  TRANSFER CASE (PART TIME 4408)

SELF-DIAGNOSIS

SYSTEM DESCRIPTION

1. TCCU detects transfer case system malfunctions and

indicates malfunctioning part(s) through flashing 4H,4L
indicator lights.

Using a service connector, connect it to the diagnosis box
in the engine room and read the flashing of the ‘4WD
CHECK’ indicator light.

The flashing indicator light will show you defective code(s).

2. Identify 7 defective codes after reading the flashing indicator

light.

!

TCCU

!

Shift motor

!

Magnetic synchronizer clutch

!

Speed sensor

!

Hub solenoid

!

Selector switch

!

Motor position sensor

3. Transfer case system is malfunctioning when:

!

4H ,4L indicator lights are remain on after 0.6 second
when turning the ignition switch ‘ON’

!

4H,4L indicator lights are continuously come on during
driving.

4. If only 1 part is malfunctioning, ‘4WD CHECK’ indicator light

will display defective code 3 times continuously.

5. If more then 2 part is malfunctioning, the first malfunctioning

part will be displayed 3 times and following malfunctioning
parts will be displayed .

6. To read defective code, connect the service connector and

turn the ignition switch 'ON'.

7. After repairing, eliminate the defective code stored in the

TCCU.

Notice

Before replacing the malfunction parts with defective code,
check the wires and connectors for proper condition.

TRANSFER CASE (PART TIME 4408)  5D1-5

Defective Code Reading

1. Position the ignition switch to ‘OFF’

2. Using a service connector, connect the No.2 pin ( lgnition )

and No.6 pin (TCCU) of the diagnosis socket in the engine
room.

3. Position the ignition switch to 'ON'.

4. Read the flashing ‘4WD CHECK’ indicator light and identify

the malfunctioning part.

How to Eliminate the Falut Code

1. Position the ignition switch to ‘OFF’

2. Using a service connector, connect the No.2 pin (GND) and

No.6 pin (TCCU) of the diagnosis socket in the engine room.

3. Position the ignition switch to ‘ON’ over 5 seconds.

4. Do defective code reading and make sure that all defective

codes are eliminated.

5D1-6  TRANSFER CASE (PART TIME 4408)

Diagnostic Table

Connect a service connector. If turn the ignition switch ‘ON’
‘4WD CHECK’ indicator light will come on for 0.6 second and
turn off for 3 seconds and then display a defective code 3
times continuously.

No.

Defective Code

Malfunctioning Part

1

2

3

4

5

TCCU

Shift Motor

Synchronizer Clutch

Speed Sensor

Hub Solenoid

4WD
CHECK
Light

ON

OFF

Defective Code

4WD
CHECK
Light

ON

OFF

Defective Code

4WD
CHECK
Light

ON

OFF

Defective Code

4WD
CHECK
Light

ON

OFF

Defective Code

4WD
CHECK
Light

ON

OFF

Defective Code

TRANSFER CASE (PART TIME 4408)  5D1-7

No.

Defective Code

Malfunctioning Part

6

7

Selector Switch

Motor Positon Sensor

4WD
CHECK
Light

ON

OFF

Defective Code

4WD
CHECK
Light

ON

OFF

Defective Code