Toyota Corolla (E120): Components

Overhaul

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    Using automatic mode
    1 Press . The dehumidification function begins to operate. Air outlets and fan speed are automatically adjusted according to the temperature setting. 2 Adjust the temperature setting. 3 To stop the operation, press again. ■ If the system is operated manually in automatic mode If the fa ...

    Inspection
    1. Inspect sliding roof limit switch Inspect the sliding roof limit switch continuity. Standard: If the continuity is not as specified, replace the switch. 2. Inspect sliding roof drive gear sub–assy Connect the positive (+) lead from the battery to terminal 2 and the ne ...

    Circuit description
    The throttle pressure that is applied to the primary regulator valve (which modulates the line pressure) causes the solenoid valve slt, under electronic control, to precisely and minutely modulate and generate the line pressure according the extent of the accelerator pedal depressed or the o ...