LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Control System (1AR-FE) - DTC P0705 - P2A00, DTC U0101) >> DTC P2195 Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196 Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1) >> Confirmation Driving Pattern

Confirmation Driving Pattern

WARNING: This page is about a different variant/trim than selected.

This confirmation driving pattern is used in the "Perform Confirmation Driving Pattern" procedure of the following diagnostic troubleshooting procedure.

Fig 1: Confirmation Driving Pattern (1 Of 2)
G06023261Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Confirmation Driving Pattern (2 Of 2)
G06111134Courtesy 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.
  6. Turn the ignition switch to ON and turn the Techstream on.
  7. Start the engine, and warm it up until the engine coolant temperature reaches 75°C (167°F) or higher [A].
  8. On the Techstream, enter the following menus to check the fuel-cut status: Powertrain/Engine/Data List/All Data/Idle Fuel Cut.
  9. Drive the vehicle at between 37 and 75 mph (60 and 120 km/h) for at least 10 minutes [B].
    CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws.
  10. Shift the transmission to 2nd gear [C].
  11. Accelerate the vehicle to 40 mph (64 km/h) or more by depressing the accelerator pedal for at least 10 seconds [D].
  12. Soon after performing step [D] above, release the accelerator pedal for at least 4 seconds without depressing the brake pedal in order to execute fuel-cut control [E].

    HINT:

    Fuel-cut is performed when the following conditions are met:

    • Accelerator pedal is fully released.
    • Engine speed is 2800 rpm or more (fuel injection returns at 1400 rpm).
  13. Allow the vehicle to decelerate until the vehicle speed decreases to less than 6 mph (10 km/h).
  14. Repeat steps [C] through [E] above at least 3 times in one driving cycle.
  15. Enter the following menus: Powertrain/Engine/Utility/All Readiness.
  16. Input the DTC: P2195 or P2196.
  17. Check the DTC judgment result [F].
    TECHSTREAM DISPLAY DESCRIPTION

    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 INCOMPLETE or UNKNOWN, perform steps [B] through [F].
  18. If the test result is UNKNOWN, enter the following menus: Powertrain/Engine/Trouble Codes/Pending.
  19. Read Pending DTCs.

    HINT:

    If a pending DTC is output, the system is malfunctioning.

  20. If the test result is INCOMPLETE or UNKNOWN and no pending DTC is output, perform a universal trip and check for permanent DTCs (See DTC CHECK/CLEAR ).

    HINT:

    • If a permanent DTC is output, the system is malfunctioning.
    • If no permanent DTC is output, the system is normal.
scientia non olet · About LEMON Manuals