Toyota Corolla (E120): Circuit description

When the tvip system operates, the tvip ecu controls the starter cut relay so that the relay should not be turned on and consequently the starter can not crank the engine.

Wiring diagram

Inspection procedure

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    Seat heaters
    Press the switch. 1 High temperature 2 Low temperature The indicator light comes on when the switch is on. ■The seat heaters can be used when ► Vehicles without a smart key system The engine switch is in the “ON” position. ►Vehicles with a smart key system The engine ...

    Trip information
    ■ Switching the display Items displayed can be switched by pressing the display change button. ■ Odometer Displays the total distance the vehicle has been driven. ■ Trip meter A/trip meter B Displays the distance the vehicle has been driven since the meter was last reset. ...

    Hydraulic test
    1. Perform hydraulic test Measure the line pressure. Notice: Do the test at normal operation atf temperature 50 to 80 °c (122 to 176 °f). The line pressure test should always be carried out in pairs. One technician should observe the conditions of wheels or wheel stopper outsi ...