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Home >> Lexus >> 2017 >> RX 450h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes) (6 Of 8) >> SFI System >> DTC P107B: Fuel Rail Pressure Sensor "B" Circuit Range/Performance [08/2019 - ] >> Confirmation Driving Pattern

Confirmation Driving Pattern

Stuck Monitor 

GTY683654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG).
  3. Turn the Techstream on.
  4. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  5. Turn the power switch off and wait for at least 30 seconds.
  6. Turn the power switch on (READY).
  7. Turn the Techstream on.
  8. Rev the engine for 15 seconds or more with the shift lever in P [B].

    HINT: 

    During charge control, the engine speed is set at idle. Therefore, the engine speed does not increase when depressing the accelerator pedal. In this case, perform steps [B] after charge control has completed.

  9. Allow the engine to stop for 5 seconds or more [C].

    HINT: 

    • If the engine does not stop, wait till the engine stops.
    • If the engine coolant temperature is low, it may take some time for the engine to stop.
  10. Repeat [B] and [C] 5 times or more [D].
  11. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes [E].
  12. 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.
  13. Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness.
  14. Input the DTC: P107B.
  15. 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.
    • If the judgment result shows INCOMPLETE or N/A, perform steps [B] and [E] again.
  16. If no pending DTC is output, perform a universal trip and check for permanent DTCs.

    Refer to DTC CHECK / CLEAR [10/2015 - ]

    HINT: 

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

Correlation Monitor 

GTY946799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. Connect the Techstream to the DLC3.
  2. Turn the power switch on (IG).
  3. Turn the Techstream on.
  4. Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
  5. Turn the power switch off and wait for at least 30 seconds.
  6. Turn the power switch on (IG).
  7. Turn the Techstream on.
  8. Put the engine in Inspection Mode (Maintenance Mode).

    Refer to INSPECTION MODE PROCEDURE [10/2015 - ]

  9. Start the engine and warm it up until the engine coolant temperature reaches 75°C (167°F) or higher.
  10. Turn the power switch off [A].
  11. Turn the power switch on (READY) [B].
  12. Drive the vehicle at approximately 60 km/h (37 mph) for 15 seconds or more [C].
    WARNING:

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

  13. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes [D].
  14. 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.
  15. Enter the following menus: Powertrain / Engine and ECT / Utility / All Readiness.
  16. Input the DTC: P107B.
  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.
    • If the judgment result shows INCOMPLETE or N/A, perform steps [A] and [D] again.
  18. If no pending DTC is output, perform a universal trip and check for permanent DTCs.

    Refer to DTC CHECK / CLEAR [10/2015 - ]

    HINT: 

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