brake sensor Lexus CT200h 2017 (in English) User Guide

5388-2. Steps to take in an emergency
CT200h_OM_OM76215U_(U)
*1: Brake system warning buzzer:When there is a possible problem that coul d affect braking performance, the warning
light will come on and a warning buzzer will sound.
Parking brake engaged warning buzzer:
 P. 5 4 5
*2: Open door warning buzzer:
 P. 5 4 3
*3: Driver’s seat belt buzzer:
The driver’s seat belt buzzer sounds to alert the driver that his or her seat belt is not
fastened. Once the power switch is turned to ON mode, the buzzer sounds for 6 sec-
onds. If the vehicle reaches a speed of 12 mph (20 km/h), the buzzer sounds once. If
the seat belt is still unfastened after 30 seconds, the buzzer will sound intermittently
for 10 seconds. Then, if the seat belt is still unfastened, the buzzer will sound in a differ-
ent tone for 20 more seconds.
Front passenger’s seat belt buzzer:
The front passenger’s seat belt buzzer sounds to alert the front passenger that his or
her seat belt is not fastened. The buzzer sounds once if the vehicle reaches a speed of
12 mph (20 km/h). If the seat belt is still unfastened after 30 seconds, the buzzer will
sound intermittently for 10 seconds. Then, if the seat belt is still unfastened, the buzzer
will sound in a different tone for 20 more seconds.
■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 (ECU and sensors), “A IR BAG ON” indicator light, “AIR BAG OFF”
indicator light, front passenger’s seat belt buc kle switch, seat belt pretensioners, airbags,
interconnecting wiring and power sources. ( P. 4 0 )
■Front passenger detection sensor, seat belt reminder and warning buzzer
●If luggage is placed on the front passenger seat, the front passenger detection sensor
may cause the warning light to flash and the warning buzzer to sound even if a passen-
ger is not sittin g in the seat.
●If a cushion is placed on th e seat, the sensor may not detect a passenger, and the warn-
ing light may not operate properly.
■Electric power steering system warning light (warning buzzer)
When the 12-volt battery charge becomes insu fficient or the voltage temporarily drops,
the electric power steering system warnin g light may come on and the warning buzzer
may sound.

5448-2. Steps to take in an emergency
CT200h_OM_OM76215U_(U)
(If equipped)
Indicates a malfunction in the intuitive parking assistAll the sensor lights flash.
A buzzer also sounds.
 Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates that an intuitive par king assist sensor is dirty or
covered with ice
All the sensor lights flash.
A buzzer also sounds.
 Clean the sensor.
Indicates that the accelerator pedal is depressed while
the shift position is in N
A buzzer also sounds.
 Release the accelerator pedal and shift the shift
position to D or R.
Indicates that the accelerator pedal is depressed to stop
the vehicle on an upward slope etc.
A buzzer also sounds.
If this continues, the hy brid system may overheat.
 Release the accelerator pedal and depress the
brake pedal.
Indicates that the traction battery power has dropped
because a long period of time has elapsed after shifting
the shift position to N
A buzzer also sounds.
 Restart the hybrid system when starting the vehicle.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
(Flashes)

620What to do if... (Troubleshooting)
CT200h_OM_OM76215U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 5 3 7 )
●The parking brake indicator is on
Is the parking brake released? ( P. 171)
Depending on the situation, other type s of warning buzzer may also sound.
( P. 5 3 5 , 5 4 2 )
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 7 8 )
To stop the alarm, turn the power switch to ON mode or start the hybrid system.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. ( P. 5 4 2 )
●When a warning light turns on or a warning message is displayed, refer to
P. 5 3 5 , 5 4 2 . 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