Toyota Corolla (E120): Components

Overhaul

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    Circuit description
    The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil. Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to ...

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

    Glossary of sae and toyota terms
    This glossary lists all sae–j1930 terms and abbreviations used in this manual in compliance with sae recommendations, as well as their toyota equivalents. ...