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Home >> Toyota >> 2020 >> RAV4 Adventure >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (A25A-FKS) (W/O Canister Pump Module) - Diagnostic Codes (2 Of 4) >> SFI SYSTEM (w/o Canister Pump Module) >> DTC P0420-00: Catalyst System Efficiency Below Threshold Bank 1 [11/2018 - 08/2020] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

GTY903030Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the ignition switch to ON.
  3. Turn the Techstream on.
  4. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  5. Turn the ignition switch off and wait for at least 30 seconds.
  6. Turn the ignition switch to ON.
  7. Turn the Techstream on.
  8. Start the engine and warm it up until the engine coolant temperature is 75°C (167°F) or higher with the shift lever in P [A].

    HINT: 

    In order to keep the idle stable, turn the A/C and all other electric loads off and do not perform any shift operations.

  9. Drive the vehicle at approximately 60 km/h (37 mph) for 10 minutes or more [B].
    WARNING:

    When performing the confirmation driving pattern, obey all speed limits and traffic laws.

    HINT: 

    Drive the vehicle while keeping the engine load as constant as possible.

  10. Turn the ignition switch off and wait for at least 30 seconds [C].
  11. Turn the ignition switch to ON.
  12. Turn the Techstream on.
  13. Start the engine and warm it up until the engine coolant temperature is 75°C (167°F) or higher [D].
  14. Drive the vehicle at approximately 60 km/h (37 mph) for 10 minutes or more [E].
    WARNING:

    When performing the confirmation driving pattern, obey all speed limits and traffic laws.

    HINT: 

    Drive the vehicle while keeping the engine load as constant as possible.

  15. Enter the following menus: Powertrain / Engine / Trouble Codes [F].
  16. Read the pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  17. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  18. Input the DTC: P0420-00.
  19. Check the DTC judgment result.
    Techstream Display Description
    NORMAL
    • DTC judgment completed
    • System normal
    ABNORMAL
    • DTC judgment completed
    • System abnormal
    INCOMPLETE
    • DTC judgment not completed
    • Perform driving pattern after confirming DTC enabling conditions

    HINT: 

    • If the judgment result is NORMAL, the system is normal.
    • If the judgment result is ABNORMAL, the system has a malfunction.
    • If the judgment result is INCOMPLETE, perform the following procedure.
  20. Drive the vehicle at a speed between 75 and 100 km/h (47 and 62 mph) for 10 minutes or more [G].
    WARNING:

    When performing the confirmation driving pattern, obey all speed limits and traffic laws.

    HINT: 

    Drive the vehicle while keeping the engine load as constant as possible.

  21. Enter the following menus: Powertrain / Engine / Trouble Codes [H].
  22. Read the pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  23. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  24. Input the DTC: P0420-00.
  25. Check the DTC judgment result.
    Techstream Display Description
    NORMAL
    • DTC judgment completed
    • System normal
    ABNORMAL
    • DTC judgment completed
    • System abnormal
    INCOMPLETE
    • DTC judgment not completed
    • Perform driving pattern after confirming DTC enabling conditions

    HINT: 

    • If the judgment result is NORMAL, the system is normal.
    • If the judgment result is ABNORMAL, the system is malfunctioning.
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