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Home >> Toyota >> 2011 >> Avalon Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System SFI System (Diagnostic Codes (P0136 - P0441)) >> SFI System >> DTC P0300: Random / Multiple Cylinder Misfire Detected (TO 12/2010); DTC P0301: Cylinder 1 Misfire Detected (TO 12/2010); DTC P0302: Cylinder 2 Misfire Detected (TO 12/2010); DTC P0303: Cylinder 3 Misfire Detected (TO 12/2010); DTC P0304: Cylinder 4 Misfire Detected (TO 12/2010); DTC P0305: Cylinder 5 Misfire Detected (TO 12/2010); DTC P0306: Cylinder 6 Misfire Detected (TO 12/2010) >> Confirmation Driving Pattern
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Confirmation Driving Pattern

  1. Connect Techstream to the DLC3.
  2. Turn the ignition switch to ON.
  3. Turn the Techstream on.
  4. Record the DTC(s) and freeze frame data.
  5. Using the Techstream, switch the ECM from normal mode to check mode. Refer to CHECK MODE PROCEDURE .
  6. Read the misfire counts of each cylinder (Cylinder #1 Misfire Count to Cylinder #6 Misfire Count) with the engine in an idling condition. If any misfire count is displayed, skip the following confirmation driving pattern.
  7. Drive the vehicle several times with the conditions, such as engine rpm and engine load, shown in, Misfire RPM and Misfire Load in the Data List.

    HINT: 

    In order to store misfire DTCs, it is necessary to operate the vehicle for the period of time shown in the table below, using the Misfire RPM and Misfire Load in the Data List.

    Engine RPM Duration
    Idling 3.5 minutes or more
    1000 3 minutes or more
    2000 1.5 minutes or more
    3000 1 minute or more
  8. Check whether misfires have occurred by checking DTCs and freeze frame data.

    HINT: 

    Do not turn the ignition switch off until the stored DTC(s) and freeze frame data have been recorded. When the ECM returns to normal mode (default), the stored DTC(s), freeze frame data and other data will be erased.

  9. Record the DTC(s), freeze frame data and misfire counts.
  10. Turn the ignition switch off and wait for at least 5 seconds.
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