2013 Lexus GS 450h Owners Manual - Page 688

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7-2. Steps to take in an emergency

GS450h_U (OM30D01U)

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SRS warning light

This warning light system monitors the airbag sensor assembly, front impact sensors,

side impact sensors (front door), side impact sensors (front), side impact sensors

(rear), driver’s seat position sensor, driver’s seat belt buckle switch, front passenger

occupant classification system, “AIR BAG ON” indicator light, “AIR BAG OFF” indi-

cator light, front passenger’s seat belt buckle switch, seat belt pretensioner assem-

blies, airbags, interconnecting wiring and power sources. (

→

P. 40)

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Front passenger detection sensor, seat belt reminder and warning buzzer

If luggage is placed on the front passenger seat, the front passenger detection sen-

sor may cause the warning light to flash and the warning buzzer to sound even if a

passenger is not sitting in the seat.

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If the malfunction indicator lamp comes on while driving

First check the following:

●

Is the fuel tank empty?

If it is, fill the fuel tank immediately.

●

Is the fuel tank cap loose?

If it is, tighten it securely.

The light will go off after several driving trips.

If the light does not go off even after several trips, contact your Lexus dealer as soon

as possible.

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Electric power steering system warning light (warning buzzer)

When the 12-volt battery charge becomes insufficient of the voltage temporarily

drops, the electric power steering system warning light may come on and the warn-

ing buzzer may sound.

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When the tire pressure warning light comes on

Check the tire inflation pressure and adjust to the appropriate level. Pushing the tire

pressure warning reset switch will not turn off the tire pressure warning light.