2015 LEXUS RX350 steering

5593-4. Using the audio system
3
Interior features CAUTION■
To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.

5663-4. Using the audio system
■ Steering wheel switches
Vo l u m e
During an incoming call:
Adjusts the ring tone volume
During an ongoing call:
Adjusts the receiver volume The voice guidance volume can-
not be adjusted using this but-
ton.
Off-hook switch
Turns the hands-free system
on/starts a call
On-hook switch
Turns the hands-free system
off/ends a call/refuses a call
Talk switch
Turns the voice command
system on (press)/turns the
voice command system off
(press and hold)
■ Microphone

6083-6. Using the storage features
Under tray
CAUTION■
Items unsuitable for the under tray
Observe the following precautions when putting items in the under tray. Failure to
do so may cause items to be thrown out of the tray in the event of sudden braking or
steering. In these cases, the items may interfere with pedal operation or cause
driver distraction, resu lting in an accident. ●
Do not store items in the tray that can easily shift or roll out.●
Do not stack items in the tray higher than the tray's edge.●
Do not put items in the tray that may protrude over the tray's edge. Under tray

6193-7. Other interior features
3
Interior features Heated steering wheel 
■
The heated steering wheel can be used when
The “ENGINE START STOP” switch is in IGNITION ON mode.■
To prevent battery discharge
The heated steering wheel will automatically turn off after about 30 minutes.■
If the indicator light does not come on
If the indicator light does not come on wh en the switch is pressed, a malfunction
may have occurred in the system. Have the vehicle inspected by your Lexus dealer.
CAUTION■
Burns
Care should be taken to prevent injury if anyone in the following categories comes
in contact with the steering wheel wh en the heated steering wheel is on:
●
Babies, small children, the elderly, the sick and the physically challenged
●
Persons with sensitive skin
●
Persons who are fatigued
●
Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold
remedies, etc.)
 : If equippedThe heated steering wheel heats the le ather portions on the left and right
of the steering wheel.
Turns the heater on/off The indicator light comes on
when the heater is operating.

6614-2. Maintenance
4
Maintenance and care Items Check points
Indicators/buzzers • Do the indicators and buzzers
function properly?
Lights • Do all the lights come on?
• Are the headlights aimed cor-
rectly? (  P. 7 1 6 )
Pa r k i n g b r a ke • Does the parking brake pedal
move smoothly?
• When parked on a slope and the
parking brake is on, is the vehicle
securely stopped?
Seat belts • Do the seat belts operate
smoothly?
• The seat belts should not be dam-
aged.
Seats • Do the seat controls operate prop-
erly?
Steering wheel • Does the steering wheel rotate
smoothly?
• Does the steering wheel have the
correct amount of free play?
• There should not be any strange
sounds coming from the steering
wheel.

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

7084-3. Do-it-yourself maintenance
23
ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem24
RAD NO. 1 10 A Audio system, navigation system25
AM2 7. 5 A Starter system26
ECU-B NO. 2 7. 5 A Air conditioning system, front passen-
ger occupant classification system,
audio system, vehicle stability control
system, power windows27
MAYDAY/TEL 7. 5 A MAYDAY/TEL28
IMMOBI 7. 5 A IMMOBI29
ALT-S 7. 5 A Charging system30
DRL 7. 5 A Daytime running light system31
IGN 10 A Multiport fuel injection system/
sequential multiport fuel injection sys-
tem32
DOME 10 A Vanity mirror lights, luggage compart-
ment lights, interior lights, personal
lights, door courtesy lights, footwell
lights, scuff lights
33
ECU-B NO. 1 10 A Tilt and telescopic steering, multiplex
communication system, meters and
gauges, driving position memory,
power seats, power back door, head-
up display, starter system, outside rear
view mirror, steering sensor, garage
door openerFuse Ampere Circuit

7124-3. Do-it-yourself maintenance
7
ECU-IG1 NO. 1 10 A Multiplex communication system,
steering sensor, shift lock control sys-
tem, tilt and telescopic steering, auto-
matic transmission system, power
back door, pre-collision system, vehi-
cle stability control system, tire pres-
sure warning system8
S/ROOF 30 A Moon roof9
FUEL OPN 7. 5 A Fuel filler door opener10
PSB 30 A Pre-collision seat belt11
TI & TE 30 A Tilt and telescopic steering system12
DR LOCK 10 A13
FR FOG 7. 5 A Front fog lights14
P-S E AT L H 30 A Po w e r s e a t ( l e f t - s i d e )15
4WD 7. 5 A AW D s y s t e m16
INVERTER 20 A Po w e r o u t l e t17
RR FOG 7. 5 A18
D/L ALT B 25 A Multiplex communication system,
power door lock system, power back
door19
EPS 10 A Electric power steering system20
ECU-IG1 NO. 2 10 A Intuitive parking assist, AWD system,
pre-collision seat beltFuse Ampere Circuit