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Home >> Toyota >> 2014 >> FJ Cruiser 4WD, Part Time T/Case Control >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0327-P0630)) >> SFI System >> DTC P0418: Secondary Air Injection System Control "A" Circuit [08/2013 - ] >> Confirmation Driving Pattern
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Confirmation Driving Pattern

NOTE:
  • This Secondary Air Injection Check only allows technicians to operate the secondary air injection system for a maximum of 5 seconds. Furthermore, the check can only be performed up to 4 times per trip. If the test is repeated, intervals of at least 30 seconds are required between checks. While secondary air injection system operation using the Techstream is prohibited, the Techstream display indicates the prohibition (WAIT or ERROR). If ERROR is displayed on the Techstream during the test, stop the engine for 10 minutes, and then try again.
  • Performing Secondary Air Injection Check repeatedly may cause damage to the secondary air injection system. If it is necessary to repeat the check, leave an interval of several minutes between System Check operations to prevent the system from overheating.
  • When Secondary performing the Secondary Air Injection Check operation after the battery cable has been reconnected, wait for 7 minutes with the ignition switch turned to ON or the engine running.
  • Turn the ignition switch off when the Secondary Air Injection Check operation finishes.
  1. Start the engine and warm it up.
  2. Turn the ignition switch off.
  3. Connect the Techstream to the DLC3.
  4. Turn the ignition switch to ON.
  5. Turn the Techstream on.
  6. Clear the DTCs (even if no DTCs are stored, perform the clear DTC operation).
  7. Turn the ignition switch off and wait for at least 30 seconds.
  8. Turn the ignition switch to ON and turn the Techstream on.
  9. Enter the following menus: Powertrain / Engine and ECT / Utility / Secondary Air injection check / Automatic Mode.
  10. Start the engine after the Techstream initialization is finished.
  11. Perform the System Check operation by pressing Next.
  12. Perform the following to confirm the secondary air injection system pending DTCs: Press the Exit.
  13. Enter the following menus: Powertrain / Engine and ECT / Trouble codes.
  14. Read pending DTCs.

    HINT: 

    • If a pending DTC is output, the system is malfunctioning.
    • If a pending DTC is not output, perform the following procedure.
  15. After Secondary Air Injection Check is completed, check All Readiness by entering the following menus: Powertrain / Engine and ECT / Utility / All Readiness.
  16. Input the DTC: P0418.
  17. 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
    N/A
    • Unable to perform DTC judgment
    • Number of DTCs which do not fulfill DTC preconditions has reached ECU memory limit

    HINT: 

    • If the judgment result shows NORMAL, the system is normal.
    • If the judgment result shows ABNORMAL, the system has a malfunction.
  18. If the judgment result is INCOMPLETE or N/A and no pending DTC is output, perform a universal trip and check for permanent DTCs. Refer to DTC CHECK / CLEAR [08/2013 - ] .

    HINT: 

    • If no permanent DTC is output, the system is normal.
    • If a permanent DTC is output, the system is malfunctioning.
  19. Turn the ignition switch off.
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