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Q.
Is diagnosis code set?
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Inspection chart for diagnosis code (Refer to ).
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- Injector check (Refer to ).
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Q.
Is operating sound audible?
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Check the injector system of the defective cylinder. Check code No. P0261: No. 1 injector circuit low input (Refer to ). Check code No. P0262: No. 1 injector circuit high input (Refer to ). Check code No. P0264: No. 2 injector circuit low input (Refer to ). Check code No. P0265: No. 2 injector circuit high input (Refer to ). Check code No. P0267: No. 3 injector circuit low input (Refer to ). Check code No. P0268: No. 3 injector circuit high input (Refer to ). Check code No. P0270: No. 4 injector circuit low input (Refer to ). Check code No. P0271: No. 4 injector circuit high input (Refer to ).
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- Check ignition timing (Refer to GROUP 11A - On-vehicle Service - Ignition Timing Check ).
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Q.
Is the check result normal?
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Check Inspection Procedure - ignition timing deviation (Refer to ).
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- Data list reference table (Refer to ).
- Item 5: Intake air temperature sensor
- Item 6: Engine coolant temperature sensor
- Item 8: Manifold absolute pressure sensor
- Item 10: Air flow sensor
- Item BB: Barometric pressure sensor
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Q.
Are the check results normal?
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Perform the diagnosis code classified check procedure for the sensor that has shown an abnormal data value. Inspection chart for diagnosis code (Refer to ).
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Q.
Is the check result normal?
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Throttle body (throttle valve area) cleaning (Refer to ).
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- Data list reference table (Refer to ).
- Item AC: Oxygen sensor (front)
- Item AD: Oxygen sensor (rear)
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Q.
Are the check results normal?
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Perform the diagnosis code classified check procedure for the sensor that has shown an abnormal data value. Inspection chart for diagnosis code (Refer to ).
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- Check purge control solenoid valve itself (Refer to GROUP 17- Emission Control - Evaporative Emission Control System - Purge Control Solenoid Valve Check ).
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Q.
Is the check result normal?
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Replace the purge control solenoid valve.
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- Fuel pressure test (Refer to ).
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Q.
Is the check result normal?
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- Check positive crankcase ventilation valve itself (Refer to GROUP 17 - Emission Control - Crankcase Emission Control System - Positive Crankcase Ventilation Valve Check ).
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Q.
Is the check result normal?
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Replace the positive crankcase ventilation valve.
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- Check spark plug (Refer to GROUP 16 - Ignition System - On-vehicle service - Spark Plug Check and Cleaning ).
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Q.
Is the check result normal?
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- Check the compression pressure (Refer to GROUP 11A - On-vehicle Service - Compression Pressure Check ).
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Q.
Is the check result normal?
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- Injector check (Refer to ).
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Q.
Is the check result normal?
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- After the replacing the catalytic converter, re-check the trouble symptoms.
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Q.
Does the trouble symptom persist?
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