LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2009 >> Matrix Base, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Control System (2AZ-FE)) >> SFI System >> DTC P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1) >> Confirmation Driving Pattern
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Confirmation Driving Pattern

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

HINT:

This confirmation driving pattern is used in the "PERFORM CONFIRMATION DRIVING PATTERN" procedure of the following diagnostic troubleshooting procedure.

Performing this confirmation pattern will activate the air fuel ratio sensor response monitor.

Fig 1: Driving Pattern Of Vehicle Speed
G06007497Courtesy 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 (See DTC CHECK / CLEAR ).
  5. Enter the following menus: Powertrain / Engine and ECT / Monitor / O2 Sensor / Details.
  6. Check that RES RATE B1S1 is Incomplete.
  7. Start the engine and warm it up [A].
  8. Drive the vehicle at between 25 mph and 75 mph (40 km/h and 120 km/h) for 3 minutes. However, the vehicle should be driven at a constant speed [B].
  9. Check the monitor result values on the Techstream by entering the following menus: Powertrain / Engine and ECT / Monitor / O2 Sensor / Details / RES RATE B1S1 / Details.
  10. If the values indicated on the Techstream do not change, perform Readiness Monitor Drive Pattern for the air fuel ratio sensor and the heated oxygen sensor (See READINESS MONITOR DRIVE PATTERN ).

    HINT:

    Completion of all air fuel ratio sensor monitors is required to change the value in RES RATE B1S1.

  11. Note the value of the RES RATE B1S1.
  12. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
  13. Check if any DTCs (any pending DTCs) are set.