Daewoo Korando. Manual - part 258

AUTOMATIC TRANSMISSION  5A-75

SELF DIAGNOSIS TEST

1. Turn the ignition switch to “OFF” position.

2. Connect the scanner harness connector to the engine

compartment diagnosis socket.

3. Turn the ignition switch to “ON” position.

4. Select “Electronics control vehicle diagnosis” from the

function selection display and press “Enter”.

5. Select “Korando (98 face lift)” from the vehicle model

selection model selection display and press “Enter”.

6. Select “Transmission control unit(TCU)” from the control

system selection and press “Enter”.

7. Select “Self-diagnosis” from diagnosis items.

Notice

Check sensor output value displays if necessary.

8. Determine the fault code and check the detective Items.

Notice

Refer to sefadf3fnosfs list.

5A-76  AUTOMATIC TRANSMISSION

Action

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check voltage between terminal 27 and 29 of TCU,

-

Standard value : 0.2 - 4.7V

l

Check TPS.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check engine speed sensor.

l

Check resistance between terminal 8 and 24 of TCU (when the

connector is disconnected).

-

Standard value : 1 .9 - 0.2 k

W

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check vehicle speed sensor.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check engine speed sensor.

l

Check inhibitor switch resistance between terminal 34 and 37 of

TCU(when the connector is disconnected).

- Standard value : 1st gear - 4 - 4.4 k

W

2nd gear - 4,8 - 2.2 k

W

3rd gear - 3 - 3.4 k

W

D gear - 4.5 - 4.g k

W

N gear - 6.8 - 7.2 k

W

R gear - 10.8 -11.2 k

W

P gear - 18.6 - 19 k

W

l

Check voltage between terminal 31 and 37 of TCU.

-

Standard value : 0-5V(P,R,N,D,L)

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check mode switch.

l

Check condition between terminal 1 and 13 of TCU.

Winter mode :12V, Normal mode : Open status, Power mode : 0V

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check voltage between terminal 32 and 38 of TCU.

-

Standard value : 0-5V

l

Check oil temperature sensor.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check battery condition.

l

Check alternator.

Possible Cause

Throttle position sensor

Engine RPM

Vehicle speed

Shift lever

W, E, P mode switch

T/M oil temperature

Battery voltage

Symptom

P1702

P1703

P1704

P4705

P1706

P1707

P1708

Self-diagnosis List

AUTOMATIC TRANSMISSION  5A-77

Action

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check voltage between terminal 4 and 11 of TCU.

- Standard value : when the A/C compressor is ON : 12V

when the A/C compressor is OFF : 0V

l

Check cable for open / short,

l

Check connection of other connectors.

l

Check voltage between terminal 1 and 12 of TCU.

- Standard value : when the kick down switch is ON : 12V

when the kick down switch is OFF : 0V

l

Fully depress accelerator pedal for 5 seconds(ignition key is ON).

l

Release accelerator pedal.

l

Depress brake pedal and start the engine in ‘P’ position.

l

Depress brake pedal and idle the engine for 5 seconds in ‘D’

position.

l

Shift into ‘D’ position and determine fault code for throttle initial-

ization.

l

Complete the initialization.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 1 and 34 of TCU(when the

connector is disconnected).

-

Standard value : 26 - 30

W

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors,

l

Check resistance between terminal 1 and 40 of TCU (when the

connector is disconnected).

-

Standard value : 26 - 30

W

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 1 and 41 of TCU (when the

connector is disconnected).

-

Standard value : 26 - 30

W

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 1 and 33 of TCU (when the

connector is disconnected),

-

Standard value : 26 - 30

W

Possible Cause

Air conditioner switch

 Kick down switch

Pedal

Vehicle ID

VPS offset

Throttle position sensor

initialization

Solenoid 1

Solenoid 2

Solenoid 3

Solenoid 4

Symptom

P1710

P1712

P1713

P1714

P1715

P1716

P1733

P1734

P1735

P1736

5A-78  AUTOMATIC TRANSMISSION

Action

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 36 and 44 of TCU (when the

connector is disconnected).

-

Standard value : 3.6 - 4.2

W

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 1 and 39 of TCU (when the

connector is disconnected).

-

Standard value : 26 - 30

W

l

Check solenoid.

l

Check cable for open / short.

l

Check connection of other connectors.

l

Check resistance between terminal 1 and 42 of TCU (when the

connector is disconnected).

-

Standard value : 26 - 30

W

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors,

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors.

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors.

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors.

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors.

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors,

l

Check solenoid.

l

Check cable for short.

l

Check connection of other connectors.

l

Check solenoid.

Possible Cause

Solenoid 5

Solenoid 6

Solenoid 7

Short of solenoid 1

Short of solenoid 2

Short of solenoid 3

Short of solenoid 4

Short of solenoid 5

Short of solenoid 6

Short of solenoid 7

Symptom

P1737

P1738

P1739

P1741

P1742

P1743

P1744

P1745

P1746

P1747