Toyota Corolla (E120): Fail–safe chart

If any of the following codes is recorded, the ecm enters the fail–safe mode.

Check for intermittent problems

Check for intermittent problems

Hand–held tester only:

by putting the vehicle’s ecm in the check mode, the 1 trip detection logic is possible instead of the 2 trip detection logic, and the sensitivity to detect faults is increased. This makes it easier to detect intermittent problems.

  1. Clear the dtcs .
  2.  set the check mode .
  3.  perform a simulation test .
  4.  check the connector and terminal .
  5.  wiggle the harness and connector
    Share this page:

    Other materials:

    Refueling
    Opening the fuel tank cap Perform the following steps to open the fuel tank cap: Before refueling the vehicle Turn the engine switch off and ensure that all the doors and windows are closed. Confirm the type of fuel. ■Fuel tank opening for unleaded gasoline To help prevent incorrect fueling, ...

    On–vehicle inspection
    1. Check cooling fan operation with low temperature (below 83 c (181 f)) Turn the ignition switch on.  check that the cooling fan stops. Hint: if not, check the cooling fan relay and water temperature sensor, and check for separated connector or severed wire between the cooling fan ...

    Windshield wipers and washer
    Operating the lever can use the windshield wipers or the washer. NOTICE ■When the windshield is dry Do not use the wipers, as they may damage the windshield. Operating the wiper lever Operating the lever operates the wipers or washer as follows. (U.S.A.) or (Canada) Intermittent windshield ...