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7-2. Steps to take in an emergency
Parking brake indicator
■
Warning light
(flashes)
(U.S.A.)
or
(flashes)
(Canada)
Brake hold operated indicator (warning buzzer)
■
Warning light
(flashes)
Master warning light (warning buzzer)
■
Warning light
■
Warning buzzer
In some cases, the buzzer may not be heard
due to being in a noisy location or audio
sound.
Front passenger detection sensor, seat
■
belt reminder and warning buzzer
●
If luggage is placed on the front passen-
ger seat, the front passenger detection
sensor may cause the warning light to
flash and the warning buzzer to sound
even if a passenger is not sitting in the
seat.
If a cushion is placed on the seat, the sen-
●
sor may not detect a passenger, and the
warning light may not operate properly.
■
SRS warning light
This warning light system monitors the air-
LS500h_OM_OM50F42U_(U)
Indicates a malfunction in the parking brake system
→ Have the vehicle inspected by your Lexus dealer immediately.
Indicates a malfunction in the brake hold system
→ Have the vehicle inspected by your Lexus dealer immediately.
A buzzer sounds and the warning light comes on and flashes to indicate
that the master warning system has detected a malfunction.
→ P.437
Details/Actions
Details/Actions
Details/Actions
bag sensor assembly, Pop Up Hood com-
puter 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 occu-
pant classification system (ECU and sen-
sors), rear seat belt buckle switches (if
equipped), "AIR BAG ON" indicator light,
"AIR BAG OFF" indicator light, front pas-
senger's seat belt buckle switch, seat belt
pretensioners, airbags, interconnecting wir-
ing and power sources. (→P.29)
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?
●