SsangYong: Engine Euro 4. Manual - part 73

O : Turning on when the condition is occurred twice consecutively

• 

: Turning on when the condition is occurred once

New DTC

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

80

DIAGNOSIS

ECU

DTC

Trouble

Engine CHECK

warning lamp

Help

Related

I t e m

No.1 Oxygen Sensor
Heater - Short circuit to
B+

xxxxx

Condition

- No.1 oxygen sensor is improperly heated.

The heating current is below or over the specified range
(below 0.2 A or over 2 A).

xxxxx

Specification

- Operating current: below 1.6 A

- Initial current: below 6.0 A for 2 seconds

xxxxx

Actions

1. Check the heating condition using SCAN-100.

2. Inspect the circuit and terminal of the ECU pin No. 9.

3. Inspect the heating power supply.

4. Inspect the heating circuit of oxygen sensor.

5. Check the ECU.

O

P0135

No.1
Oxygen
Sensor
(Installed
Before
Catalytic
Converter)

No.1 Oxygen Sensor
Heater - Open or Short
circuit to Ground

xxxxx

Condition

- No.1 oxygen sensor is improperly heated.

The heating current is below or over the specified range
(below 0.2 A or over 2 A).

xxxxx

Specification

- Operating current: below 1.6 A

- Initial current: below 6.0 A for 2 seconds

xxxxx

Actions

1. Check the heating condition using SCAN-100.

2. Inspect the circuit and terminal of the ECU pin No. 9.

3. Inspect the heating power supply.

4. Inspect the heating circuit of oxygen sensor.

5. Check the ECU.

O

No.2
Oxygen
Sensor
(Installed
After
Catalytic
Converter)

No.2 Oxygen Sensor -
Below the Minimum
Permissible Voltage

xxxxx

Condition

- No.2 oxygen sensor is defective.

The sensor does not operate.

xxxxx

Specification

- Specified  voltage:

100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance:

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 19 and 20.

3. Inspect the oxygen sensor.

4. Check the ECU.

O

P0137

O : Turning on when the condition is occurred twice consecutively

• 

: Turning on when the condition is occurred once

New DTC

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

81

DIAGNOSIS

ECU

BRAKE

ECU

TCU

A/BAG

TC

RK-STICS

FFH

R/SENSOR

FA

T

C

TGS-LEVER

P/TRUNK

CCCS

DTC

Trouble

Engine CHECK

warning lamp

Help

Related

I t e m

No.2 Oxygen Sensor -
Lean Indication (When
Decelerating)

xxxxx

Condition

- No.2 oxygen sensor is defective.

There is no "LEAN" signal after shutting off the fuel.

xxxxx

Specification

- Specified  voltage:

100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 19 and 20.

3. Inspect the oxygen sensor.

4. Check the ECU.

P0140

O

No.2
Oxygen
Sensor
(Installed
After
Catalytic
Converter)

No.2 Oxygen Sensor -
Overvoltage

xxxxx

Condition

- No.2 oxygen sensor is defective.

The output value is not within the specified range.

The sensing voltage is not in the specified range.

xxxxx

Specification

- Specified  voltage:

100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 19 and 20.

3. Inspect the oxygen sensor.

4. Check the ECU.

P0138

O

No.2 Oxygen Sensor
Heater - Short circuit to
B+

xxxxx

Condition

- No.2 oxygen sensor is improperly heated.

The heating current is below or over the specified range
(below 0.2 A or over 2 A).

xxxxx

Specification

- Operating current: below 1.6 A

- Initial current: below 6.0 A for 2 seconds

xxxxx

Actions

1. Check the heating condition using SCAN-100.

2. Inspect the circuit and terminal of the ECU pin No. 7.

3. Inspect the heating power supply.

4. Inspect the heating circuit of oxygen sensor.

5. Check the ECU.

O

P0141

O : Turning on when the condition is occurred twice consecutively

• 

: Turning on when the condition is occurred once

New DTC

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

82

DIAGNOSIS

ECU

DTC

Trouble

Engine CHECK

warning lamp

Help

Related

I t e m

No.2 Oxygen Sensor
Heater - Open or Short
circuit to Ground

xxxxx

Condition

- No.2 oxygen sensor is improperly heated.

The heating current is below or over the specified range
(below 0.2 A or over 2 A).

xxxxx

Specification

- Operating current: below 1.6 A

- Initial current: below 6.0 A for 2 seconds

xxxxx

Actions

1. Check the heating condition using SCAN-100.

2. Inspect the circuit and terminal of the ECU pin No. 7.

3. Inspect the heating power supply.

4. Inspect the heating circuit of oxygen sensor.

5. Check the ECU.

O

No.2
Oxygen
Sensor
(Installed
After
Catalytic
Converter)

No.2 Oxygen Sensor -
Poor Heating

xxxxx

Condition

- No.2 oxygen sensor is defective.

The response to the sensor signal is delayed.

xxxxx

Specification

- Operating current: below 1.6 A

- Initial current: below 6.0 A for 2 seconds

xxxxx

Actions

1. Check the heating condition using SCAN-100.

2. Inspect the circuit and terminal of the ECU pin No. 7.

3. Inspect the heating power supply.

4. Inspect the heating circuit of oxygen sensor.

5. Check the ECU.

O

P0141

No.3
Oxygen
Sensor
(Installed
Before
Catalytic
Converter)

No.3 Oxygen Sensor -
Below the Minimum
Permissible Voltage

xxxxx

Specification

- Specified voltage:

Below 100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 22 and 23.

3. Inspect the oxygen sensor.

4. Check the ECU.

P0151

O

O : Turning on when the condition is occurred twice consecutively

• 

: Turning on when the condition is occurred once

New DTC

CHANGED BY

EFFECTIVE DATE

AFFECTED VIN

83

DIAGNOSIS

ECU

BRAKE

ECU

TCU

A/BAG

TC

RK-STICS

FFH

R/SENSOR

FA

T

C

TGS-LEVER

P/TRUNK

CCCS

DTC

Trouble

Engine CHECK

warning lamp

Help

Related

I t e m

O

No.3 Oxygen Sensor -
Overvoltage

xxxxx

Condition

- No.3 oxygen sensor is defective.

The output value is not within the specified range.

The sensing voltage is not in the specified range.

xxxxx

Specification

- Specified voltage:

Below 100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 22 and 23.

3. Inspect the oxygen sensor.

4. Check the ECU.

O

P0152

No.3 Oxygen Sensor -
Poor Performance

xxxxx

Condition

- No.3 oxygen sensor is defective.

The response to the sensor signal is delayed.

xxxxx

Specification

- Specified voltage:

Below 100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 22 and 23.

3. Inspect the oxygen sensor.

4. Check the ECU.

P0153

O

No.3
Oxygen
Sensor
(Installed
Before
Catalytic
Converter)

No.3 Oxygen Sensor -
Malfunction

xxxxx

Condition

- No.3 oxygen sensor is defective.

The sensor does not operate.

xxxxx

Specification

- Specified voltage:

Below 100 ~ 900 mV

- Insulating resistance:

 10 M

Ω (350°C)

 300 k

Ω (850°C)

Resistance between heater and sensor: 

 10 k

Ω (850°C)

Between sensor circuit and housing

- Operating temperature: 850°C

Gas temperature at ceramic tip

- Internal resistance: 

 1 k

Ω

xxxxx

Actions

1. Measure the actual output value using SCAN-100.

2. Inspect the circuits and terminals of the ECU pin No. 22 and 23.

3. Inspect the oxygen sensor.

4. Check the ECU.

P0154