SsangYong: Engine Euro 4. Service manual - part 85

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

14

DIAGNOSIS

TCU

P2011

P2012

P2013

P2100

P2101

P2102

P2103

Faulty TCU variant coding

Faulty TCU checksum

Faulty TCU (internally)

Defective 1-2, 4-5 shift solenoid valve

1-2, 4-5 shift solenoid valve - short

Defective 2-3 shift solenoid valve

2-3 shift solenoid valve - short

• Self-diagnosis with IGN ON.

• When the TCU coding is faulty.

• Check again after TCU coding.

• Self-diagnosis with IGN ON.

• Cycle the IGN switch from OFF to ON. Check and replace

TCU if the trouble still exists.

• Self-diagnosis with IGN ON.

• Cycle the IGN switch from OFF to ON. Check and replace

TCU if the trouble still exists.

• When 1-2 or 4-5 shift solenoid valve is defective.

• Measure the resistance of 1-2 or 4-5 shift solenoid valve

(turn the IGN OFF, then and disconnect TCU connector).

- TCU connector terminals: B12 (14), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• When 1-2 or 4-5 shift solenoid valve is defective.

• Measure the resistance of 1-2 or 4-5 shift solenoid valve

(turn the IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B12 (14), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• When 2-3 shift solenoid valve is defective.

• Measure the resistance of 2-3 shift solenoid valve (turn the

IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B12 (14), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• When 2-3 shift solenoid valve is defective.

• Measure the resistance of 2-3 shift solenoid valve (turn the

IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B12 (14), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered mechanical emergency mode when the defec-

tive is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

Trouble

Code

Defectives

Action

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

15

DIAGNOSIS

TCU

BRAKE

ECU

TCU

A/BAG

TC

RK-STICS

FFH

R/SENSOR

FA

T

C

TGS-LEVER

P/TRUNK

CCCS

P2104

P2105

P2106

P2107

P2108

Defective 3-4 shift solenoid valve

3-4 shift solenoid valve - short

Defective lockup clutch solenoid valve

Defective modulator pressure solenoid
valve

Defective shift pressure solenoid valve

• When 3-4 shift solenoid valve is defective.

• Measure the resistance of 3-4 shift solenoid valve (turn the

IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B11 (15), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered mechanical emergency mode when the defec-

tive is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• When 3-4 shift solenoid valve is defective.

• Measure the resistance of 3-4 shift solenoid valve (turn the

IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B11 (15), B3 (38)

- Specified value: 3.8 ± 0.2 

Ω

• Triggered mechanical emergency mode when the defec-

tive is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• Measure the resistance of lockup clutch solenoid valve (turn

the IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B9 (17), B3 (38)

- Specified value: 2.5 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• Measure the resistance of modulator pressure solenoid

valve (turn the IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B5 (36), B3 (38)

-  Specified value: 5.0 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

• Measure the resistance of shift pressure solenoid valve

(turn the IGN OFF, then disconnect TCU connector).

- TCU connector terminals: B4 (37), B3 (38)

- Specified value: 5.0 ± 0.2 

Ω

• Triggered emergency mode when the defective is detected.

- Electrical error: Fixed at 2nd gear in “D” range.

• Check the related harness for open, short and contact.

Trouble

Code

Defectives

Action

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

16

DIAGNOSIS

TCU

P2200

P2203

P220A

P2220

P2221

P2222

P2300

P2301

P2310

Faulty speed sensor N2 signal

Faulty speed sensor N3 signal

Abnormal speed sensor output signal
(N2, N3)

T/M Oil temperature sensor - short

Abnormal T/M oil temperature sensor
signal

Abnormal T/M oil temperature sensor
signal

Faulty CAN communication

Faulty CAN communication

CAN: Faulty brake system communi-
cation

• When the speed sensor N2 detects 0 rpm of front sun gear

speed.

• Check the related harness for open, short and contact.

- TCU connector terminal B14: rectangular wave signal

B8: signal ground
B13: 6V

• When the speed sensor N3 detects 0 rpm of planetary

gear carrier speed.

• Check the related harness for open, short and contact.

- TCU connector terminal B6: rectangular wave signal

B8: signal ground
B13: 6V

• When the rpm difference between speed sensor N2 and

N3 is over 150 rpm.

• Check the related harness for open, short and contact.

• Turn the IGN OFF, then disconnect TCU connector.

• Selector lever position: R or D

• T/M Measure the resistance of oil temperature sensor.

• TCU connector terminals B7, B8

• Check the related harness for open, short and contact.

• Turn the IGN OFF, then disconnect TCU connector.

• Selector lever position: R or  D

• Measure the resistance of T/M oil temperature sensor.

• TCU connector terminals: B7, B8

• Check the related harness for open, short and contact.

• Turn the IGN OFF, then disconnect TCU connector.

• Selector lever position : R or D

• Measure the resistance of T/M oil temperature sensor.

• TCU connector terminals: B7, B8

• Check the related harness for open, short and contact.

• Turn the IGN OFF, then disconnect TCU connector.

• Check the communication line for open, short and contact.

• Measure the resistance of CAN line: B1, B2

• Specified value : approx. 120 W

• Turn the IGN OFF, then disconnect TCU connector.

• Check the communication line for open, short and contact.

• Measure the resistance of CAN line: B1, B2

• Specified value : approx. 120 W

• Check CAN communication line H and L.

• Check ABS/ESP unit.

• Check the related harness for open, short and contact.

Trouble

Code

Defectives

Action

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

17

DIAGNOSIS

TCU

BRAKE

ECU

TCU

A/BAG

TC

RK-STICS

FFH

R/SENSOR

FA

T

C

TGS-LEVER

P/TRUNK

CCCS

P2311

P2312

P2313

P2315

P2317

P2330

P2331

P2332

P2333

P2335

P2337

P2400

CAN: Faulty ECU communication

CAN: Faulty ECU communication

CAN: Faulty selector lever control com-
munication

CAN: Faulty instrument panel commu-
nication

CAN: Faulty communication between
TCCU/TOD and CAN
(For 4WD only)

CAN: Faulty brake system signal

CAN: Faulty ECU message

CAN: Faulty ECU message

CAN: Faulty selector lever signal

CAN: Faulty instrument cluster signal

CAN: Faulty TCCU/TOD
(For 4WD only)

CAN: Faulty rear RH wheel speed sen-
sor signal

• Check CAN communication line H and L.

• Check engine ECU.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check engine ECU.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check selector lever.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check instrument cluster.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check TCCU/TOD unit.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check ABS/ESP unit.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check engine ECU.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check engine ECU.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check selector lever. Check selector lever.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check instrument cluster.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check TCCU/TOD unit.

• Check the related harness for open, short and contact.

• Check CAN communication line H and L.

• Check ABS/ESP unit.

- Check wheel speed sensor connector.

- Check the air gap between tooth wheel and wheel speed

sensor. (Air gap: 0.309 ~ 0.958 mm)

- Check the numbers of tooth wheel: 48

• Check the related harness for open, short and contact.

Trouble

Code

Defectives

Action