Lexus RX450H Manual page 99

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If the operating conditions of the power back door are no longer met, a

buzzer may sound and the back door may stop opening or closing. The

back door then has to be operated manually. Take extra care when on an

incline, as the back door may open or close abruptly.

On an incline, the back door may suddenly shut after it opens. Make sure

the back door is fully open and secure.

In the following situations, the power back door may detect an abnormal-

ity and automatic operation may be stopped. In this case, the back door

has to be operated manually. Take extra care when on an incline, as the

back door may open or close abruptly.

• When the back door contacts an obstacle

• When the 12-volt battery voltage suddenly drops, such as when the

"POWER" switch is turned to ON mode or the hybrid system is started

during automatic operation

If a bicycle carrier or similar heavy object is attached to the back door, the

power back door may not operate, causing itself to malfunction, or the

back door may suddenly shut again after being opened, causing some-

one's hands, head or neck to be caught and injured. When installing an

accessory part to the back door, using a genuine Lexus part is recom-

1-3. Opening, closing and locking the doors