A Warning Buzzer Sounds During Driving; An Alarm Is Activated And The Horn Sounds; A Warning Buzzer Sounds When Leaving The Vehicle; A Warning Light Turns On Or A Warning Message Is Displayed - Lexus rx450h Service Manual

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What to do if... (Troubleshooting)

A warning buzzer sounds during driving

The seat belt reminder light is flashing

Are the driver and the front passenger wearing the seat belts? (P. 538)

The parking brake indicator is on

Is the parking brake released? (P. 245)

Depending on the situation, other types of warning buzzer may also sound.

(P. 536, 543)

Did anyone inside the vehicle open a door during setting the alarm?

The sensor detects it and the alarm sounds. (P. 87)

Do one of the following to stop the alarms:

• Unlock the doors.

• Turn the power switch to ACCESSORY or ON mode, or start the hybrid system.

Is the message displayed on the multi-information display?

Check the message on the multi-information display. (P. 543)

When a warning light turns on or a warning message is displayed, refer to

P. 536, 543.

RX450h_U_OM0E013U