233
2-4. Using other driving systems
2
When driving
RX350/270_EE
■Automatic cruise control cancelation
Cruise control will stop maintaining the vehicle speed in any of the following situa-
tions:
●Actual vehicle speed falls more than approximately 16 km/h (10 mph) below the
preset vehicle speed.
At this time, the memorized set speed is not retained.
●Actual vehicle speed is below approximately 40 km/h (25 mph).
●VSC is activated.
●VSC+ is activated (if equipped).
■If a warning message is shown on the multi-information display
Press the “ON-OFF” button once to deactivate the system, and then press the but-
ton again to reactivate the system.
If the cruise control speed cannot be set or if the cruise control cancels immediately
after being activated, there may be a malfunction in the cruise control system. Have
the vehicle inspected by any authorized Lexus dealer or repairer, or another duly
qualified and equipped professional.
CAUTION
■To avoid operating the cruise control by mistake
Switch the cruise control off using the “ON-OFF” button when not in use.
■Situations unsuitable for cruise control
Do not use cruise control in any of the following situations.
Doing so may result in loss of control and could cause an accident resulting in death
or serious injury.
●In heavy traffic
●On roads with sharp bends
●On winding roads
●On slippery roads, such as those covered with rain, ice or snow
●On steep hills
Vehicle speed may exceed the set speed when driving down a steep hill.
●When your vehicle is towing a trailer or during emergency towing
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246
2-4. Using other driving systems
RX350/270_EE
CAUTION
■Situations unsuitable for dynamic radar cruise control
Do not use dynamic radar cruise control in any of the following situations.
Doing so may result in inappropriate speed control and could cause an accident
resulting in death or serious injury.
●In heavy traffic
●On roads with sharp bends
●On winding roads
●On slippery roads, such as those covered with rain, ice or snow
●On steep downhills, or where there are sudden changes between sharp up and
down gradients
Vehicle speed may exceed the set speed when driving down a steep hill.
●At entrances to expressways
●When weather conditions are bad enough that they may prevent the sensors
from functioning correctly (fog, snow, sandstorm, heavy rain, etc.)
●When an approach warning buzzer is heard often
●When your vehicle is towing a trailer or during emergency towing
■When the sensor may not be correctly detecting the vehicle ahead
Apply the brakes as necessary when any of the following types of vehicles are in
front of you.
As the sensor may not be able to correctly detect these types of vehicles, the
approach warning (→P. 239) will not be activated, and a fatal or serious accident
may result.
●Vehicles that cut in suddenly
●Vehicles traveling at low speeds
●Vehicles that are not moving
●Vehicles with small rear ends (trailers with no load on board etc.)
●Motorcycles traveling in the same lane
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508
4-3. Do-it-yourself maintenance
RX350/270_EE
12ABS NO. 150 AVehicle stability control
13EPS60 AElectric power steering system
14ALT140 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,
E P S , F R W I P, R R W I P, F R WA S H , R R
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. 2
15AMP130 AAudio system
16EFI MAIN30 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem, electronic controlled transmis-
sion, EFI NO. 1, EFI NO. 2, F/PMP
17AMP230 AAudio system
18IG2 MAIN30 AIGN, GAUGE NO. 2, ECU IG 2
19IP J/B25 APow e r d o o r l o c k s y s t e m
20STR LOCK20 AStarter system
21RAD NO. 315 AMeters and gauges, navigation sys-
tem, audio system
22HAZ15 AEmergency flashers
FuseAmpereCircuit
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536
5-1. Essential information
RX350/270_EE
Emergency towing
If a tow truck is not available in an emergency, your vehicle may be tem-
porarily towed using a cable or chain secured to the emergency towing
eyelet. This should only be attempted on hard surfaced roads for 80 km
(50 miles) at under 30 km/h (18 mph).
A driver must be in the vehicle to steer and operate the brakes. The vehi-
cle’s wheels, drive train, axles, steering and brakes must be in good condi-
tion.
Installing towing eyelets
Take out the towing eyelet. (→P. 5 7 2 )
Type A
Insert the mechanical key (→P.
27) into the groove and release
the claws. With the mechanical key
inserted, remove the eyelet cover
by pulling it towards you.
Type B
Insert the mechanical key (→P.
27) into the groove and release
the claws. With the mechanical key
inserted, remove the eyelet cover
by pulling it towards you.
STEP1
STEP2
STEP2
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5
573
5-2. Steps to take in an emergency
When trouble arises
RX350/270_EE
■Location of the spare tire, jack and tools
Vehicles with a compact spare tire
Vehicles with a full-size spare tire
Towing eyelet
Tool bag
Jack handle
Wheel nut
wrench
JackSpare tireSpare tire
cover
Towing eyelet
Tool bag
JackSpare tire Jack handle
Wheel nut
wrenchSpare tire
cover
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602
5-2. Steps to take in an emergency
RX350/270_EE
CAUTION
■When attempting to free a stuck vehicle
If you choose to push the vehicle back and forth to free it, make sure the surround-
ing area is clear to avoid striking other vehicles, objects or people. The vehicle may
also lunge forward or lunge back suddenly as it becomes free. Use extreme cau-
tion.
■When shifting the shift lever
Be careful not to shift the shift lever with the accelerator pedal depressed.
This may lead to unexpected rapid acceleration of the vehicle that may cause an
accident resulting in death or serious injury.
NOTICE
■To avoid damage to the transmission and other components
●Avoid spinning the front wheels and depressing the accelerator pedal more than
necessary.
●If the vehicle remains stuck even after these procedures are performed, the vehi-
cle may require towing to be freed.
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647
Alphabetical index
RX350/270_EE
Tachometer
Tachometer ........................................... 196
Tail lights
Replacing light bulbs......................... 516
Switch ........................................................ 217
Wattage................................................... 619
Talk switch* ............................................. 392
Telephone switch*................................ 392
Telephone* ............................................... 391
Theft deterrent system
Alarm ......................................................... 122
Double locking system .......................121
Immobilizer system.............................. 115
Tire inflation pressure ......................... 495
Tires
Chains ..................................................... 296
Checking ...............................................483
If you have a flat tire .......................... 572
Inflation pressure................................495
Inflation pressure sensor ................484
Replacing ............................................... 572
Rotating tires ........................................483
Size.............................................................. 617
Snow tires .............................................. 296
Spare tire................................................ 572
Tire pressure warning
system ..................................... 483, 546
Tools ........................................................... 572
Towing
Emergency towing............................536
Trailer towing ..............................300, 311
Traction control .......................................271Trailer towing ................................ 300, 311
TRC .............................................................. 271
Trip information display ..................... 206
Trip meter ..................................................196
Turn signal lights
Replacing light bulbs .........................516
Switch ........................................................ 193
Wattage ................................................... 619
Under tray ............................................... 429
USB port .......................................344, 353
Vanity lights
Vanity lights............................................ 431
Wattage ................................................... 619
Vanity mirrors ..........................................431
VDIM..........................................................272
Vehicle dynamics integrated
management ........................................272
Vehicle identification number......... 607
Vehicle stability control ....................... 271
VSC ............................................................. 271
Warning buzzers
Brake system ....................................... 543
Key reminder....................................... 563
Open door .......................................... 546
Open moon roof reminder.......... 557
Pre-crash braking ............................. 280
Seat belt reminder ............................ 546T
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.
U
V
W
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