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:

    If your vehicle has to be stopped in an emergency
    Only in an emergency, such as if it becomes impossible to stop the vehicle in the normal way, stop the vehicle using the following procedure: 1 Steadily step on the brake pedal with both feet and firmly depress it. Do not pump the brake pedal repeatedly as this will increase the effort required ...

    Automatic transmission / trans
    Preparation Sst Recomended tools Equipment Lubricant Ssm (special service materials) ...

    Seat belt warning lamp for front passenger’s seat does not flash
    Wiring diagram Inspection procedure 1 Inspect combination meter assy Ground terminal c9–11 on the combination meter side.  check that the warning lightlights up. Ok: warning light lights up. 2 Inspect passenger seat belt warning lamp assy Ground terminal c9– ...