2015 LEXUS RX350 navigation

3443-1. Lexus Display Audio system
■
Adjusting the volume
The volume of the Mobile Assist ant can be adjusted using the
“ PWR·VOL
” knob or
steering wheel volume switches. The Mobile Assistant and phone call volumes are
synchronized.■
Microphone
●
Wait for the listening beeps befo re using the Mobile Assistant.●
The Mobile Assistant may not recognize commands in the following situations:
• When spoken too quickly.
• When spoken at a low or high volume.
• When the roof or windows are open.
• When passengers are talking while the Mobile Assistant is being used.
• When the air conditioning system’s fan speed is set high.
• When the air conditioning vents are turned toward the microphone.■
Mobile Assistant precautions ●
The available features and functions may vary based on the iOS version
installed on the connected device.●
Some Siri features are limited in Eyes Free mode. If you attempt to use an
unavailable function, Siri will inform you that the function is not available.●
If Siri is not enabled on the cell ular phone connected via Bluetooth 
, an error
message will be displayed on the screen.
●
While a phone call is active, the Mo bile Assistant cannot be used.
●
If using the navigation feature of the cellular phone, ensure the active audio
source is Bluetooth 
audio or iPod in order to hear turn by turn direction
prompts. It is not necessary to speak directly into the
microphone when using the Mobile Assis-
tant.

3533-2. Using the air conditio ning system and defogger
3
Interior features Automatic air conditioning system (without a navigation system or the Lexus Display Audio system)Air outlets and fan speed are automati cally adjusted according to the tem-
perature setting.
Automatic
mode
buttonDriver’s side temperature
display
Air outlet selector buttonFan speed
control
button Air outlet display Fan speed display
Passenger’s side temperature
display
Driver's side temperature
control buttons
Cooling and dehumidification function
on/off button
Outside/recirculated air mode buttonWindshield defogger
button Passenger’s side temperature control buttons Dual mode
button “OFF”
button

3613-2. Using the air conditio ning system and defogger
3
Interior features Rear window defogger switch Defoggers are used to defog the rear window, and to remove raindrops,
dew and frost from the outside rear view mirrors.
Vehicles with a navigation system
Owners of models equi pped with a navigation system should refer to
the “Navigation System Owner’s Manual”.
Vehicles with the Lexus Display Audio system
Turns the rear window and out-
side rear view mirror defoggers
on/off The defoggers will automatically
turn off after 15 to 60 minutes.
The operation time changes
according to the ambient tem-
perature and vehicle speed.
Vehicles without a navigation sy stem or the Lexus Display Audio
system
Turns the rear window and out-
side rear view mirror defoggers
on/off The defoggers will automatically
turn off after 15 to 60 minutes.
The operation time changes
according to the ambient tem-
perature and vehicle speed.

3633-2. Using the air conditio ning system and defogger
3
Interior features Windshield wiper de-icer 
 : If equippedThis feature is used to prevent ice fr om building up on the windshield and
wiper blades.
Vehicles with a navigation system
Owners of models equi pped with a navigation system should refer to
the “Navigation System Owner’s Manual”.
Vehicles with the Lexus Display Audio system
Display the air condition ing operation screen. (  P. 345)
Select to the wind-
shield wiper de-icer on/off The windshield wiper de-icer
will automatically turn off after
approximately 15 minutes.
Vehicles without a navigation sy stem or the Lexus Display Audio
system
Turns the windshield wiper de-
icer on/off The windshield wiper de-icer
will automatically turn off after
approximately 15 minutes.STEP 1
STEP 2

4803-4. Using the audio system
Audio system (without a navigation syst em or the Lexus Display Audio system)CD player with a changer and AM/FM radio (type A)

6113-7. Other interior features
3
Interior features Clock The clock can be adjusted by pressing the buttons.
With a navigation system
Refer to the “Navigation System Owner’s Manual”.
With the Lexus Display Audio system
Adjusts the hours
Adjusts the minutes
Without a navigation system or the Lexus Display Audio system
Adjusts the hours
Adjusts the minutes

6133-7. Other interior features
3
Interior features Outside temperature display The temperature display shows temperatures within the range of -40°F
(-40°C) and 122°F (50°C).
With a navigation system
Refer to the “Navigation System Owner’s Manual”.
With the Lexus Display Audio system
The outside temperature is dis-
played on the air conditioning
operation screen. (  P. 345)
Without a navigation system or the Lexus Display Audio system

7074-3. Do-it-yourself maintenance
4
Maintenance and care 13
EPS 60 A Electric power steering system
14
ALT 140 A IG1 MAIN, TOWING BATT,
DEICER, TOWING, STOP, RDI FAN
NO. 1, FILTER, RR DEF, AIR SUS,
HEATER, ABS NO. 2, H-LP CLN,
PBD, ECU-IG1 NO. 1, ECU-IG1 NO.
3, GAUGE NO. 1, ECU-IG1 NO. 2,
EPS, FR WIP, RR WIP, FR WASH, RR
WASH, RH S-HTR, LH S-HTR, TAIL,
PANEL, D/L ALT B, FR FOG, FR
DOOR, FL DOOR, RR DOOR, RL
DOOR, PSB, P-SEAT LH, P-SEAT
RH, TI&TE, FUEL OPN, DR LOCK,
O B D, R R F O G, S / R O O F, 4 W D,
INVERTER, ECU-ACC, P/POINT,
CIG, RADIO NO. 215
AMP1 30 A Audio system16
EFI MAIN 30 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, electronic controlled transmis-
sion, EFI NO. 1, EFI NO. 2, F/PMP17
AMP2 30 A Audio system18
IG2 MAIN 30 A IGN, GAUGE NO. 2, ECU IG 219
IP J/B 25 A Power door lock system20
STR LOCK 20 A Starter system
21
RAD NO. 3 15 A Meters and gauges, navigation sys-
tem, audio system
22
HAZ 15 A Emergency flashersFuse Ampere Circuit