2015 LEXUS RX450h navigation

3503-2. Using the air conditio ning system and defogger
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

3583-2. Using the air conditio ning system and defogger
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.

3603-2. Using the air conditio ning system and defogger
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. 3 4 2 )
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

4743-4. 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)

5973-7. Other interior features
3
Interior features Clock
■
The clock is displayed when
The clock is displayed when the “POWER” switch is in ACCESSORY or ON
mode.
■
When the 12-volt battery is disconnected
The time display will automatically be set to 1:00.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

5983-7. Other 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. 3 4 2 )
Without a navigation system or the Lexus Display Audio system

6964-3. Do-it-yourself maintenance
13
DCDC 150 A IG1 MAIN, TOWING BATT,
DEICER, TOWING, STOP, RDI FAN
NO. 1, ABS NO. 1, RR DEF, AIR SUS,
HEATER, RDI FAN 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, OBD, RR FOG, S/ROOF,
4WD, INVERTER, ECU-ACC, P/
POINT, CIG, RADIO NO. 214
AMP1 30 A Audio system15
EFI MAIN 30 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, EFI NO. 1, EFI NO. 2, F/PMP16
AMP2 30 A Audio system17
IG2 MAIN 30 A IGN, GAUGE NO. 2, ECU IG218
IP J/B 25 A Power door lock system19
STR LOCK 20 A Starter system20
RAD NO. 3 15 A Meters and gauges, navigation sys-
tem, audio system21
HAZ 15 A Emergency flashers
22
ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
23
RAD NO. 1 10 A Audio system, navigation systemFuse Ampere Circuit

7004-3. Do-it-yourself maintenance
■ Driver’s side instrument panel
Fuse Ampere Circuit1
P/ P O I N T 15 A Po w e r o u t l e t2
ECU-ACC 10 A Navigation system, air conditioning
system, audio system, multiplex com-
munication system, multi-information
display, head-up display3
CIG 15 A Po w e r o u t l e t4
RADIO NO. 2 7. 5 A Audio system, navigation system
5
GAUGE NO. 1 10 A Emergency flashers, navigation sys-
tem, head-up display, air conditioning
system, Vehicle Proximity Notification
System, audio system
6
ECU-IG1 NO. 3 10 A Outside rear view mirror, windshield
wipers and washer, seat heaters,
starter system, power outlet, moon
roof, air conditioning system