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Home >> Lexus >> 2011 >> IS F >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P060A-P1605) >> SFI System >> DTC P062F: Internal Control Module EEPROM Error >> Confirmation Driving Pattern
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Confirmation Driving Pattern

Fig 1: Identifying Engine Switch / Scantool Operation Graph
GTY258653Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the engine switch on (IG) and turn the Techstream on.
  3. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure). Refer to DTC CHECK / CLEAR .
  4. Turn the engine switch off and wait for 30 seconds.
  5. Turn the engine switch on (IG) and turn the Techstream on [A].
  6. Wait 30 seconds or more.
  7. Enter the following menus: Powertrain / Engine / Trouble Codes.
  8. Read the DTC [B].

    HINT: 

    • If a DTC is output, the system is malfunctioning.
    • If a DTC is not output, perform the following procedure.
  9. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  10. Input the DTC: P062F.
  11. 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
    UNKNOWN
    • 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 ABNORMAL, the system has a malfunction.
    • If the judgment result shows NORMAL, the system is normal.
    • If the judgment result sows INCOMPLETE or UNKNOWN, perform step [A] again.
  12. Enter the following menus: Powertrain / Engine / Utility / All Readiness.
  13. Check the DTC judgment result.

    HINT: 

    • If the judgment result shows ABNORMAL, the system has a malfunction.
    • If the judgment result shows NORMAL, the system is normal.
  14. If the test result is INCOMPLETE or UNKNOWN and no DTC is output, perform a universal trip and check for permanent DTCs. Refer to DTC CHECK / CLEAR .

    HINT: 

    • If a permanent DTC is output, the system is malfunctioning.
    • If no permanent DTC is output, the system is normal.