Lexus GS300, User Manual

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STARTING AND DRIVING
381
As the intuitive parking assist might be malfunctioning in
the following cases, have it checked by your Lexus dealer.
The indicator in the instrument cluster does not come on
and a beep does not sound even when the intuitive parking
assist main switch is turned on.
The warning comes on despite no obstacle around the
vehicle.
When the detection range of the sensors is
shorter
In the following cases, the sensors will detect an obstacle
about 50 cm (1.5 ft.) from either front corner of the vehicle
and the steering guidance will be stopped. Accordingly,
the tire orientation symbol on the screen does not appear.
And only the warning according to the distance up to the
obstacle is given.
a. Any one of the sensors is malfunctioning.
b. Any one of the steering sensors is malfunctioning.
c. The steering sensor signal cannot be received properly.
d. The correct vehicle information cannot be given due to
extremely low battery voltage.
e. Proper steering detection (going straight) cannot be
detected
In case of a., when the intuitive parking assist returns to
normal, the steering guidance also comes back automatically.
In case of b. through e., the steering guidance also comes back
automatically after the neutral point of the steering sensor
calibration is completed.