Toyota Corolla (E170): Horn

To sound the horn, press on or close to the mark.

CAUTION

CAUTION

■Caution while driving

Do not adjust the steering wheel while driving.

Doing so may cause the driver to mishandle the vehicle and cause an accident, resulting in death or serious injury.

■After adjusting the steering wheel

Make sure that the steering wheel is securely locked.

Otherwise, the steering wheel may move suddenly, possibly causing an accident, and resulting in death or serious injury. Also, the horn may not sound if the steering wheel is not securely locked.

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    Circuit description
    The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage applied to terminal vta of the ecm increases in pro ...

    Exterior
    Doors Locking/unlocking Opening/closing the side windows Locking/unlocking by using the mechanical key*1 Warning messages Trunk Opening from inside Opening from outside Warning messages Outside rear view mirrors Adjusting the mirror angle Folding the mirrors Defogging the mirrors*2 ...

    Inspection procedure
    Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...