Lexus RX 450h 2010 Owner's Manual page 570

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Table of Contents

Warning light

: Open door warning buzzer:

The open door warning buzzer sounds to alert one or more of the doors is not

fully closed (with the vehicle having reached a speed of 3 mph [5 km/h]).

: Driver's and front passenger' s seat belt buzzer:

The driver' s and front passenger' s seat belt buzzer sounds to alert the driver and

front passenger that his or her seat belt is not fastened. The buzzer sounds inter-

mittently for 10 seconds after the vehicle reaches a speed of 12 mph (20 km/h).

Then, if the seat belt is still unfastened, the buzzer will sound in a different tone

for 20 more seconds.

Warning light/Details

Master warning light

A buzzer sounds and the

warning light comes on and

flashes to indicate that the

master warning system has

detected a malfunction.

Tire pressure warning light

When the light comes on:

Low tire inflation pressure

When the light comes on after

flashing for 1 minute:

Malfunction in the tire pres-

sure warning system

5-2. Steps to take in an emergency

Correction procedure

Adjust the tire inflation pres-

Have the system checked by

your Lexus dealer.