SsangYong: Engine Euro 4. Service manual — part 75
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
88
DIAGNOSIS
ECU
DTC
Trouble
Engine CHECK
warning lamp
Help
Related
I t e m
No.2
Oxygen
Sensor
(Installed
After
Catalytic
Converter)
Short-term Learning
Control of Air/Fuel
Ratio: Fuel Lean
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.
P0172
O
Short-term Learning
Control of Air/Fuel
Ratio: Fuel Rich
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.
P0174
No.3
Oxygen
Sensor
(Installed
Before
Catalytic
Converter)
O
Fuel
Correction
Fuel Rich under Low
Load
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
O
Air/Fuel Ratio Control
Malfunction - Fuel Rich
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
P0174
O
Fuel Rich under High
Load
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
O
Fuel Rich at Idling
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
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
89
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
Fuel
Correction
Fuel Lean under Low
Load
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
Air/Fuel Ratio Control
Malfunction - Fuel Lean
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
P0175
O
Fuel Lean under High
Load
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
O
Fuel Lean at Idling
xxxxx
Actions
1. Check the oxygen sensor signal and heating line.
2. Check the purge valve unit and circuit.
3. Check the coolant temperature sensor.
4. Check the ignition coil and spark plug.
5. Check the HFM sensor's intake air temperature.
O
O
No.4
Oxygen
Sensor
(Installed
After
Catalytic
Converter)
Short-term Learning
Control of Air/Fuel
Ratio: Fuel Lean
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 M
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. 25 and 26.
3. Inspect the oxygen sensor.
4. Check the ECU.
O
P0175
Deceleration Over Limit
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
P0221
Throttle
Body
Safety
Function
Acceleration Over Limit
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
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
90
DIAGNOSIS
ECU
DTC
Trouble
Engine CHECK
warning lamp
Help
Related
I t e m
Control Lever Double
Action
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Control Lever Safety
Terminal Malfunction
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
P0221
Throttle
Body
Safety
Function
O
Throttle Position
Change Fault
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Defective Constant
Speed Driving Control
Data (CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Faulty Pedal Position
Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Faulty Throttle Position
Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Faulty CAN Communi-
cation Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Faulty Configuration
Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Faulty A/D Converter
Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
CPU #1 and #2 - Pedal
Position Signal Fault
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Pedal Position Change
Fault
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
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
91
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
CPU #1 and #2 - TP
Valve Position Signal
Fault
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
CPU #1 and #2 - MSR
Signal Fault
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
CPU #1 and #2 - Idle
Control
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
P0221
Throttle
Body
Safety
Function
AD Converter Overflow
Detected
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
ROM Malfunction
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
RAM Malfunction
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
CPU Recognition
Malfunction
(CPU2)
xxxxx
Actions
1. Measure the actual output value using SCAN-100.
2. Inspect the electric throttle controller.
3. Check the ECU.
O
Fuel Pump
Relay
Fuel Pump Relay - Open
to Ground
O
xxxxx
Condition
- Fuel pump circuit: short or open circuit to ground
xxxxx
Specification
- The voltage drop of pin No. 33 and ground: Below 1 V
(current = 150 mA)
xxxxx
Actions
1. Inspect the circuit and terminal of ECU pin No. 33.
2. Inspect the fuel pump relay.
3. Check the ECU.
P0231
P0232
Fuel Pump Relay - Short
circuit to B+
xxxxx
Condition
- Fuel pump: short circuit to battery
xxxxx
Specification
- The voltage drop of pin No. 33 and ground: Below 1 V
(current = 150 mA)
xxxxx
Actions
1. Inspect the circuit and terminal of ECU pin No. 33.
2. Inspect the fuel pump relay.
3. Check the ECU.
O
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