turn signal Lexus IS350 2020 Owner's Manual / LEXUS 2020 IS300,IS350 OWNER'S MANUAL QUICK GUIDE (OM53F44U)

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Navigation System*Register home .................................................................................................................. .............. 35
Destination search ............................................................................................................. ........... 36
Voice Command System........................................................................................................... 58
Portable Audio Device Ports ....................................................................................................... 52
Remote Touch ............................................................................................................................... ....... 32
Seat Heaters/Seat Ventilators ................................................................................................... 57
SiriusXM Satellite Radio ................................................................................................................ 68
Tire Pressure Warning System ......................................................................................................31
Turn Signal Lever ................................................................................................................................... 11
Voice Command System* Basic operation ................................................................................................................ .............. 58
Command list................................................................................................................... ............... 59
Windshield Wipers and Washer ................................................................................................. 20
*: This feature may be operated by Voice command (See P.58)

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OverviewInstrument Panel
Windshield wiper and washer switch P.20
Multi-information display P.12
Turn signal lever
Headlight switch P.11
P.17
Inside lock buttons*
Driving position memory
switches
*
See P.8
See P.7
Window lock switch
*
Outside rear view
mirror switches
*
Power window switches*
Door lock switches*
Tire pressure warn ing reset switch P.31

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Turn Signal Lever
Right turn
Lane change to the right (move the
lever partway an d release it)
The right hand signal s will flash 3 times.
Lane change to the left (move the lever
partway and release it)
The left hand signals will flash 3 times.
Left turn
■ If the turn signals do not stop flashing after turning left or right, or if you
want to stop them flashing
Operate the lever in the opposite direction to either position or . If you move the
lever to either position or , the selected turn signals will flash.
The lever will return to its or iginal position after operation.
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■Customization
The number of times the turn signals flas h during a lane change can be changed.
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BSM (Blind Spot Monitor) (if equipped)
The Blind Spot Monitor is a system that has 2 functions:
● The BSM (Blind Spot Monitor) function 
Assists the driver in making a decision when changing lanes
● The RCTA (Rear Cross Traffic Alert) function 
Assists the driver when backing up
These functions use same sensors.
BSM main switch
Pressing the switch turns the sy stem on or off. When the switch is set to on, the switch’s
indicator illuminates and the buzzer sounds. Common switch for BSM function and
RCTA function.
Outside rear view mirror indicators
BSM function:
When a vehicle is detected in the blind spot, the outside rear view mirror indicator
comes on while the turn signal lever is not operated. If the turn signal lever is operated
toward the detected side, the outsid e rear view mirror indicator flashes.
RCTA function:
When a vehicle approaching from the right or le ft at the rear of the vehicle is detected,
both outside rear view mirr or indicators will flash.
RCTA buzzer (RCTA function)
If a vehicle approaching from the right or left at the rear of the vehicle is detected, a
buzzer will sound. The buzzer also sounds for approximately 1 second immediately
after the BSM function is operated to turn the system on.
Monitor screen display (RCTA function)
If a vehicle approaching from the right or left at the rear of the vehicle is detected, the
RCTA icon for the detected side will be displayed on the monitor screen.
This illustration shows an example of a vehicle approaching from the left at the rear of
the vehicle.
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What to do if...
Follow the correction procedures.
(U.S.A.)Parking brake 
warning light Low fuel level warning light
(Canada)Driver’s and front passenger’s
seat belt reminder light
LDA (Lane Departure Alert)
indicatorRear passengers’ seat
belt reminder lights
(flashes or
illuminates)PCS warning lightMaster warning light
(Illuminates without
blinking)Tire pressure warning light*1
Open door warning light
See the Owner’s Manual
Turn signal indicatorIntuitive parking assist 
indicator (if equipped)
Headlight indicator (U.S.A.)
(Flashes)
Slip indicator
Tail light indicator (Canada)VSC OFF indicator
Headlight high beam indicatorPCS warning light
Automatic High Beam 
indicator“AFS OFF” indicator 
(if equipped)
Cruise control indicatorBSM (Blind Spot Monitor) 
outside rear view mirror 
indicators (if equipped)
Dynamic radar cruise control
indicator
Cruise control “SET” indicatorSecurity indicator
LDA (Lane Departure Alert)
indicatorLow outside temperature 
indicator
LDA (Lane Departure Alert) 
indicator
Eco Driving Indicator Light
(Flashes)
LDA (Lane Departure Alert)
indicatorEco drive mode indicator*2