Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO): Other Subaru Forester SG рестайлинг

LIST

LIST OF DIAGNOSTIC TROUBLE CODE

ENABLE CONDITION

ENABLE CONDITION

GENERAL DRIVING CYCLE

Perform the diagnosis continuously 6 seconds after engine start while variable valve lift is being controlled.

MALFUNCTION INDICATOR LIGHT CLEAR CONDITION

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

FAIL SAFE

None

ENABLE CONDITION

Perform the diagnosis continuously after 50 seconds or more have passed since the engine started.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. Front oxygen (A/F) sensor sub learning compensation: Not allowed to calculate.
3. Purge control: Not allowed to purge.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor heater control: Not allowed to turn on the heater.
2. A/F main learning: Not allowed to calculate the A/F main learning compensation factor.
3. A/F sub learning: Not allowed to calculate the A/F sub learning compensation factor.
4. Purge control: Not allowed to purge.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor heater control: Not allowed to turn on the heater.
2. A/F main learning: Not allowed to calculate the A/F main learning compensation factor.
3. A/F sub learning: Not allowed to calculate the A/F sub learning compensation factor.
4. Purge control: Not allowed to purge.

ENABLE CONDITION

Perform the diagnosis continuously after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

ENABLE CONDITION

Perform the diagnosis continuously after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

ENABLE CONDITION

Perform the diagnosis continuously after idling.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Intake manifold pressure sensor process: Estimate the pressure from engine load.
2. ISC feedback: Not allowed to calculate the amount of feedback.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously after idling.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

ISC feedback: Not allowed to calculate the amount of feedback.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

ISC feedback: Not allowed to calculate the amount of feedback.

ENABLE CONDITION

Perform the diagnosis when the vehicle speed condition is completed after idling from starting the cooled engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Intake air temperature sensor process: Intake air temperature is fixed at 20°C (68°F).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Engine coolant temperature sensor process: Engine coolant temperature is fixed at 70°C (158°F).
2. ISC Feedback: Calculate target engine RPM as engine coolant temperature 70°C (158°F).
3. ISC learning: Not allowed to learn.
4. Air conditioner control: Not allowed to turn the air conditioner to ON.
5. Radiator fan control: Both main and sub fan turn to ON.
6. Tumble generator valve control: Open the tumble generator valve.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Engine coolant temperature sensor process: Engine coolant temperature is fixed at 70°C (158°F).
2. ISC Feedback: Calculate target engine RPM as engine coolant temperature 70°C (158°F).
3. ISC learning: Not allowed to learn.
4. Air conditioner control: Not allowed to turn the air conditioner to ON.
5. Radiator fan control: Both main and sub fan turn to ON.
6. Tumble generator valve control: Open the tumble generator valve.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Perform the diagnosis only once after engine starting.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Engine coolant temperature sensor process: Engine coolant temperature is fixed at 70°C (158°F).
2. ISC Feedback: Calculate target engine RPM as engine coolant temperature 70°C (158°F).
3. ISC learning: Not allowed to learn.
4. Air conditioner control: Not allowed to turn the air conditioner to ON.
5. Radiator fan control: Both main and sub fan turn to ON.
6. Tumble generator valve control: Open the tumble generator valve.

ENABLE CONDITION

Perform the diagnosis only once after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor heater control: Not allowed to turn on the heater.
2. A/F main learning: Not allowed to calculate the A/F main learning compensation factor.
3. A/F sub learning: Not allowed to calculate the A/F sub learning compensation factor.
4. Purge control: Not allowed to purge.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor heater control: Not allowed to turn on the heater.
2. A/F main learning: Not allowed to calculate the A/F main learning compensation factor.
3. A/F sub learning: Not allowed to calculate the A/F sub learning compensation factor.
4. Purge control: Not allowed to purge.

ENABLE CONDITION

Perform diagnosis only once at a constant speed of 10 to 120 km/h (6.21 to 74.6 MPH) after 120 seconds or more have passed after the engine starting.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. A/F sensor sub learning compensation: Not allowed to calculate.
3. Purge control: Not allowed to purge.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor heater control: Not allowed to turn on the heater.
2. A/F main learning: Not allowed to calculate the A/F main learning compensation factor.
3. A/F sub learning: Not allowed to calculate the A/F sub learning compensation factor.
4. Purge control: Not allowed to purge.

Used only for malfunction judgement

ENABLE CONDITION

Used only for normality judgement

ENABLE CONDITION

After starting the engine, perform the diagnosis in series while the engine is in a constant operating condition.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

1. Rich --> lean response diagnosis

ENABLE CONDITION

Perform the diagnosis only once when deceleration fuel cut occurs after rapid acceleration. (Pay attention to the oxygen sensor voltage for the timing of the deceleration.)

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

1. Lean --> rich response diagnosis

ENABLE CONDITION

Perform the diagnosis only once when deceleration fuel cut occurs after rapid acceleration. (Pay attention to the oxygen sensor voltage for the timing of the deceleration.)

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

ENABLE CONDITION

Perform the diagnosis only once after idling.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Sub feedback control: Not allowed.

1. Lean side

ENABLE CONDITION

Map 5

ENGINE RPM AND MEASURED VALUE SPECIFICATION

Perform the diagnosis continuously at idling or at a constant speed after warming up the engine.

1. When similar driving conditions are repeated 3 times and the result is OK.
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Map 5

ENGINE RPM AND MEASURED VALUE SPECIFICATION

Perform the diagnosis continuously at idling or at a constant speed after warming up the engine.

1. When similar driving conditions are repeated 3 times and the result is OK.
2. When "Clear Memory" is performed

Purge control solenoid valve control: Not allowed to purge.

ENABLE CONDITION

Always perform the diagnosis continuously.

ENABLE CONDITION

Always perform diagnosis after 20 seconds have passed since the engine started.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Oil temperature sensor process: Engine oil temperature is fixed at 70°C (158°F).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Oil temperature sensor process: Engine oil temperature is fixed at 70°C (158°F)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Oil temperature sensor process: Engine oil temperature is fixed at 70°C (158°F).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Map 3

MT (Vehicle Speed < 64.4 km/h (40 MPH))

VEHICLE SPEED SPECIFICATION - MT (VEHICLE SPEED < 64.4 KM/H (40 MPH))

MT (Vehicle Speed > or = 64.4 km/h (40 MPH))

VEHICLE SPEED SPECIFICATION - MT (VEHICLE SPEED > or = 64.4 KM/H (40 MPH))

AT

VEHICLE SPEED SPECIFICATION - AT

1. Detect misfires from idling to high rpm.
2. Perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously under 4000 rpm engine RPM.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously at idle speed.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

During deceleration fuel cut from more than 53 km/h (approx. 33 MPH), perform diagnosis once. Be careful of vehicle speed and engine speed. (Diagnosis will not be completed if the vehicle speed and engine speed conditions become out of specification due to deceleration.)

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

A/F main learning = Not allowed.

Knock learning = Not allowed.

EGR control: Not allowed to operate.

ENABLE CONDITION

Map 2

Add the following value every 512 milliseconds.

INTAKE AMOUNT OF AIR AND WARM-UP COUNTER VALUE

Perform the diagnosis only once at a constant speed of 70 km/h (43 MPH).

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

0.04-inch Diagnosis

ENABLE CONDITION

0.02-inch Diagnosis

ENABLE CONDITION

Map

FUEL LEVEL SPECIFICATION

0.04-inch Diagnosis

1. After 856 seconds or more have passed since the engine started, perform the diagnosis only once at a constant speed of 32 km/h (20 MPH) or more.
2. Pay attention to the fuel temperature and fuel level.

0.02-inch Diagnosis

1. After 770 seconds or more have passed since the engine started, perform the diagnosis at a constant speed of 68 km/h (42 MPH) or more, to judge as NG or OK.
2. If judgement cannot be made, repeat the diagnosis.
3. Be careful of the remaining fuel level.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Pressure control solenoid valve control: Open the pressure control solenoid valve.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Pressure control solenoid valve control: Open the pressure control solenoid valve.

ENABLE CONDITION

1. Perform the diagnosis continuously after 60 seconds or more have passed since the engine started.
2. Be sure to check the fuel level and fuel temperature.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Purge control solenoid valve control: Not allowed to purge fixed mode.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Purge control solenoid valve control: Not allowed to purge fixed mode.

ENABLE CONDITION

Perform the diagnosis continually when purging.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Purge control solenoid valve control: Not allowed to purge fixed mode.

ENABLE CONDITION

Always perform the diagnosis after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

1. Always perform the diagnosis continuously at idle speed.
2. Pay attention to the fuel level.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

Diagnostic enable condition is established if the radiator fan changes from OFF --> ON when all of the conditions below are met.

When one of the conditions below is not met, the diagnostic enable condition is not established.

ENABLE CONDITION

Perform the diagnosis continuously when the radiator fan changes from OFF --> ON when idling.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION (FOR ABNORMALITY JUDGMENT ONLY)

ENABLE CONDITION (FOR ABNORMALITY JUDGMENT ONLY)

Perform the diagnosis continuously during deceleration fuel cut.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Vehicle speed sensor signal process: Vehicle speed = 10 km/h (6 MPH)
2. ISC control: Open loop compensation is set to specified value (1 g (0.04 oz)/s). Not allowed to calculate ISC feed back amount.
3. Radiator fan control: Both main and sub fan ON
4. Tumble generator valve control: Open the tumble generator valve.

ENABLE CONDITION (FOR ABNORMALITY JUDGMENT ONLY)

Perform the diagnosis continuously during deceleration fuel cut.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Vehicle speed sensor signal process: Vehicle speed = 10 km/h (6 MPH)
2. ISC control: Open loop compensation is set to specified value (1 g (0.04 oz)/s). Not allowed to calculate ISC feed back amount.
3. Radiator fan control: Both main and sub fan ON
4. Tumble generator valve control: Open the tumble generator valve.

ENABLE CONDITION

Perform the diagnosis continuously at idling after warming up engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously at idling after warming up engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously if the vehicle speed at less than 4 km/h (2.49 MPH).

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Fuel cut: Cuts off fuel only #1 and #2 cylinders, or for all cylinders according to vehicle speed, engine RPM, and throttle position.

ENABLE CONDITION

Perform the diagnosis continuously after starting the engine.

MALFUNCTION INDICATOR CLEAR PARAMETERS

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Diagnosis with the initial routine.

Perform the diagnosis as soon as the IG key is turned to ON.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

1. (4): Always perform the diagnosis continuously.
2. (5): Always perform the diagnosis continuously when idling.
3. (6): Perform the diagnosis when the brake pedal is depressed.
4. (7): Always perform the diagnosis continuously.
5. (8): Always perform the diagnosis continuously when the cruise control pedal is not operating.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously when the electric throttle control is operating.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously in 2 seconds after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Control of cruise control: Not allowed to control.

ENABLE CONDITION

Perform the diagnosis continuously in 2 seconds after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Control of cruise control: Not allowed to control.

ENABLE CONDITION

Perform the diagnosis continuously in 2 seconds after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Control of cruise control: Not allowed to control.

ENABLE CONDITION

Perform the diagnosis continuously in 2 seconds after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Control of cruise control: Not allowed to control.

ENABLE CONDITION

Perform diagnosis continuously at a constant speed of 20 km/h (12 MPH) or more after 60 seconds have passed since the engine started.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. Front oxygen (A/F) sensor sub learning compensation: Not allowed to calculate.
3. Purge control: Not allowed to purge.

ENABLE CONDITION

Perform diagnosis continuously at a constant vehicle speed of 20 km/h (12 MPH) or more after 60 seconds have passed since the engine started.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. Front oxygen (A/F) sensor sub learning compensation: Not allowed to calculate.
3. Purge control: Not allowed to purge.

ENABLE CONDITION

1. Ignition switch ON --> OFF
2. Ignition switch OFF --> ON (Only after clearing memory)

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Throttle opening is fixed to 6°.

ENABLE CONDITION

Always perform the diagnosis after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis after starting the engine.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Pressure control solenoid valve control: Open the pressure control solenoid valve.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform diagnosis continuously during EGR operation.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. Knock sensor learning compensation: Not allowed to calculate.
3. EGR control: Not allowed to operate.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

1. Front oxygen (A/F) sensor main learning compensation: Not allowed to calculate.
2. Knock sensor learning compensation: Not allowed to calculate.
3. EGR control: Not allowed to operate.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously at a constant speed of 50 - 100 km/h (31 - 62 MPH).

1. When similar driving conditions are repeated 3 times and the result is OK.
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Perform the diagnosis continuously at a constant speed of 50 - 100 km/h (31 - 62 MPH).

1. When similar driving conditions are repeated 3 times and the result is OK.
2. When "Clear Memory" is performed

None

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

1. When ignition switch ON --> OFF
2. Ignition switch OFF --> ON (Only after clearing memory)

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Perform the diagnosis at all close point learning.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

1. Single malfunction: Control with normal sensor.
2. Simultaneous failure: Throttle opening is fixed to 6°.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

1. Single malfunction: Control with normal sensor.
2. Simultaneous failure: Throttle opening is fixed to 6°.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

1. Single malfunction: Control with normal sensor.
2. Simultaneous failure: Throttle opening is fixed to 6°.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

1. Single malfunction: Control with normal sensor.
2. Simultaneous failure: Throttle opening is fixed to 6°.

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed (Only with engine stopped)

Stop the continuity to the electronic control throttle motor. (Throttle opening is fixed to 6°.)

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Throttle opening is fixed to 6°.

ENABLE CONDITION

Perform the diagnosis before engine starts with the ignition switch ON.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Atmospheric pressure sensor process: Fix the atmospheric pressure to 101 kPa (760 mmHg, 29.8 inHg).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Atmospheric pressure sensor process: Fix the atmospheric pressure to 101 kPa (760 mmHg, 29.8 inHg).

ENABLE CONDITION

Always perform the diagnosis continuously.

1. When the OK driving cycle is completed 3 times in a row
2. When "Clear Memory" is performed

Atmospheric pressure sensor process: Fix the atmospheric pressure to 101 kPa (760 mmHg, 29.8 inHg).