Toyota Corolla (E120): Oxygen sensor monitor (front and rear o2s system)

  1. Preconditions

The monitor will not run unless:

  • mil is off
  1.  drive pattern
  1.  connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.
  2.  Start the engine and allow it to idle for 2 minutes or more.
  3.  Drive the vehicle at 25 mph (40 km/h) or more for at least 50 seconds.
  4.  Stop the vehicle and allow the engine to idle for 40 seconds or more.
  5.  Perform steps (3) and (4) ten times.
  6.  If the readiness status dose not switch to complete, make sure that the preconditions are met and the ignition switch is turned off and then repeat steps (1) through (5).
    Share this page:

    Other materials:

    Listing the registered cellular phones
    Select “List Phone” using .  The list of registered cellular phones will be displayed. ● Connecting the registered cellular phone to the audio system 1 Select the name of the cellular phone to be connected using . 2 Select “Select” using . ● Deleting a registered cell ...

    Tire rotation
    Rotate the tires in the order shown. Front To equalize tire wear and extend tire life, Toyota recommends that tire rotation is carried out at the same interval as tire inspection. Vehicles with a tire pressure warning system: Do not fail to initialize the tire pressure warning system after tire ...

    Light control switch circuit
    Wiring diagram Inspection procedure 1 Check headlamp dimmer switch assy (light control switch) 2 Check wire harness (tvip ecu  light control switch) Disconnect the tvip ecu and light control switch connectors.  check the continuity between the terminals of the tvip e ...