Page 86 of 660

861-4. Theft deterrent system
RX450h_U_OM0E013U
■Certification for the immobilizer system
For vehicles sold in the U.S.A.
FCC ID: NI4TMIMB-3
This device complies with part 15 of the FC C Rules. Operation is subject to the following
two conditions: (1) This device may not caus e harmful interference, and (2) this device
must accept any interference received, includ ing interference that may cause undesired
operation.
Changes or modifications not expressly approved by the party responsible for compli-
ance could void the user’s authority to operate the equipment.
For vehicles sold in Canada
This device complies with Industry Canada licence-exempt RSSs. Operation is subject
to the following two conditions: (1) This devi ce may not cause interference; and (2) This
device must accept any interference, includ ing interference that may cause undesired
operation of the device.
WARNING
■Certifications for the immobilizer system
Changes or modifications not expressly appr oved by the party responsible for compli-
ance could void the user’s authority to operate the equipment.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.
Page 87 of 660
871-4. Theft deterrent system
1
For safety and security
RX450h_U_OM0E013U
The alarm uses light and sound to give an alert when an intrusion is detected.
The alarm is triggered in the following situations when the alarm is set:
●A locked door is unlocked or opened in any way other than using the entry
function, wireless remote control or mech anical key. (The doors will lock again
automatically.)
●The hood is opened.
Close the doors and hood, and lock all
the doors. The system will be set auto-
matically after 30 seconds.
The indicator light changes from being
on to flashing when the system is set.
Do one of the following to de activate or stop the alarms:
●Unlock the doors.
●Turn the power switch to ACCESSORY or ON mode, or start the hybrid sys-
tem. (The alarm will be deactivated or stopped after a few seconds.)
Alarm
The alarm
Setting the alarm system
Deactivating or stopping the alarm
Page 88 of 660

881-4. Theft deterrent system
RX450h_U_OM0E013U
■System maintenance
The vehicle has a maintenance-free type alarm system.
■Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of the follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof or panoramic mo on roof are closed before the alarm is
set.
●No valuables or other personal items are left in the vehicle.
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
In the following cases, depending on the si tuation, the door may automatically lock to
prevent improper entry into the vehicle:
●When a person remaining in the vehicle un locks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●When recharging or replacing the 12-volt battery
●A person inside the vehicle opens a door or
hood, or unlocks the vehicle.
●The 12-volt battery is recharged or replaced
when the vehicle is locked. ( P. 570)
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.
Page 92 of 660
92
RX450h_U_OM0E013U2. Instrument cluster
Except F SPORT models
F SPORT models
The units used on the meter and some indicators may differ depending on the target
region.
Warning lights and indicators
The warning lights and indicators on the instrument cluster, center panel and
outside rear view mirrors inform the driver of the status of the vehicle’s vari-
ous systems.
For the purpose of explanation, the following illustration displays all warning
lights and indicators illuminated.
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942. Instrument cluster
RX450h_U_OM0E013U
*1: These lights turn on when the power switch is turned to ON mode to indicate that a system check is being performe d. They will turn off after the hybrid system is on, or
after a few seconds. There may be a malfunctio n in a system if the lights do not turn on,
or turn off. Have the vehicle inspected by your Lexus dealer.
*2: The light flashes to indicate a malfunction.
The indicators inform the driver of the op erating state of the vehicle’s various sys-
tems.
*1, 2
(if equipped)
PCS warning light
( P. 538)*1Tire pressure warning light
( P. 538)
Low fuel level warning light
( P. 538)
*1Master warning light
( P. 538)
Seat belt reminder light
( P. 538)
Indicators
Turn signal indicator
( P. 244) Cruise control indicator
(
P. 311, 323, 335)
(U.S.A.)
Headlight indicator
( P. 251)
(if equipped)
Radar cruise control
indicator ( P. 311, 323)
(Canada)
Tail light indicator
( P. 251) Cruise control “SET”
indicator
(
P. 311, 323, 335)
Headlight high beam
indicator ( P. 252)
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
*1
(if equipped)
Automatic High Beam
indicator (P. 255)
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
Fog light indicator
( P. 259)
*4
(if equipped)
LDA indicator ( P. 302)
LKA indicator ( P. 292)
Page 95 of 660
952. Instrument cluster
2
Instrument cluster
RX450h_U_OM0E013U
●Drive mode indicators
Except F SPORT modelsIntuitive parking assist
indicator (
P. 339)
(Canada)
Parking brake indicator
( P. 245)
“BSM” indicator ( P. 363)
*1Brake hold standby
indicator ( P. 249)
“RCTA” indicator
( P. 363)
*1Brake hold operated
indicator ( P. 249)
*2, 3
BSM outside rear view
mirror indicators ( P. 363) EV indicator (
P. 78)
*1, 4
Slip indicator ( P. 383)*6
Security indicator
( P. 85, 87)
*1, 5VSC OFF indicator
( P. 384) “READY” indicator
(
P. 232)
*1, 5
(if equipped)
PCS warning light
( P. 283)*7
Low outside temperature
indicator ( P. 97)
(U.S.A.)
Parking brake indicator
( P. 245, 246)*1, 6“AIR BAG ON/OFF”
indicator ( P. 51)
Eco drive mode indicator
( P. 377) “SPORT” indicator
(
P. 377)
EV drive mode indicator
( P. 237)
Page 96 of 660

962. Instrument cluster
RX450h_U_OM0E013U
F SPORT models
*1: These lights turn on when the power switch is turned to the ON mode to indicate that a system check is being performed. They will turn off after the hybrid system is on, or
after a few seconds. There may be a malfunction in a system if the lights do not turn on,
or turn off. Have the vehicle inspected by your Lexus dealer.
*2: In order to confirm operation, the BSM ou tside rear view mirror indicators illuminate
in the following situations:
• When the BSM function is enabled on of the multi-information display, the
power switch is turned to ON mode.
• When the power switch is in ON mode, the BSM function is enabled on of the multi-information display.
If the system is functioning correctly, the BSM outside rear view mirror indicators will
turn off after a few seconds.
If the BSM outside rear view mirror indicators do not illuminate or do not turn off,
there may be a malfunction in the system.
If this occurs, have the vehicle inspected by your Lexus dealer.
*3: This light illuminates on the outside rear view mirrors.
*4: The light flashes to indicate that the system is operating.
*5: The light comes on when the system is turned off.
*6: This light illuminates on the center panel.
*7: When the outside temperature is approximately 37 F (3 C) or lower, the indicator
will flash for approximately 10 seconds, then stay on. Eco drive mode indicator
(
P. 377) “SPORT S” indicator
(
P. 377)
“SPORT S+” indicator
( P. 377) “CUSTOMIZE” indicator
(
P. 377)
EV drive mode indicator
( P. 237)
WARNING
■If a safety system warning light does not come on
Should a safety system light such as the ABS and SRS warning light not come on when
you start the hybrid system, this could mean that these systems are not available to help
protect you in an accident, which could result in death or serious injury. Have the vehi-
cle inspected by your Lexus dealer immediately if this occurs.
Page 98 of 660
982. Instrument cluster
RX450h_U_OM0E013U
Engine coolant temperature gauge
Displays the engine coolant temperature
Hybrid System Indicator
Displays hybrid system power ou tput or regeneration level (P. 100)
This display changes to a tachometer depending on the drive mode, and can be set
to show the tachometer in any driv e mode on the settings display. (P. 109)
Outside temperature
Displays the outside temperature within the range of -40°F (-40°C) to 122°F
(50°C). Low outside temperature indicator comes on when the ambient tempera-
ture is 37°F (3°C) or lower.
Multi-information display
Presents the driver with a variety of vehicle data ( P. 102)
Displays warning messages in case of a malfunction ( P. 543)
Clock
Time displayed is linked to the analog clock on the instrument panel. ( P. 433)
Speedometer
Fuel gauge
Shift position display
( P. 239)
Odometer and trip meter ( P. 115)
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