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Home >> Suzuki >> 2012 >> Equator Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine General Information & Diagnosis - Qr25DE (3 Of 5) >> DTC P0300, P0301, P0302, P0303, P0304: Misfire >> DTC Confirmation Procedure >> With SDT

With SDT

  1. Start engine and warm it up to normal operating temperature.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Restart engine and let it idle for about 15 minutes.
  4. Check 1st trip DTC.
  5. If 1st trip DTC is detected, go to [Diagnosis Procedure ].
    NOTE: If 1st trip DTC is not detected during above procedure, performing the following procedure is advised.
    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Start engine and drive the vehicle under similar conditions to (1st trip) Freeze Frame Data for a certain time. Refer to the table below.

      Hold the accelerator pedal as steady as possible. 

      Similar conditions to (1st trip) Freeze Frame Data mean that the following conditions should be satisfied at the same time.

      ENGINE SPEED SPECIFICATION

      Engine speed Engine speed in the freeze frame data ± 400 RPM
      Vehicle speed Vehicle speed in the freeze frame data ± 10 km/h (6 MPH)
      Engine coolant temperature (T) condition When the freeze frame data shows lower than 70 °C (158 °F), T should be lower than 70 °C (158 °F).
      When the freeze frame data shows higher than or equal to 70 °C (158 °F), T should be higher than or equal to 70 °C (158 °F).

      Driving time varies according to the engine speed in the freeze frame data.

      ENGINE SPEED SPECIFICATION

      Engine speed Time
      Around 1, 000 RPM Approximately 10 minutes
      Around 2, 000 RPM Approximately 5 minutes
      More than 3, 000 RPM Approximately 3.5 minutes
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