tires Lexus GS250 2014 Service Manual

5907-2. Steps to take in an emergency
GS350_250_OM_OM30E16E_(EE)
CAUTION
■When using the full-size spare tire as a rear tire (vehicles with front and rear tires
of differing sizes)
●Replace the spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting opera-
tions that cause sudden engine braking.
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically designed for use
with your vehicle. Do not use your compact spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting opera-
tions that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may
not operate correctly:
Also, not only can the following system not be utilized fully, but it may even nega-
tively affect the drive-train components:
• AWD system
• ABS & Brake assist
•VSC
•TRC
• Cruise control (if equipped)
• Dynamic radar cruise control (if equipped)
• PCS (if equipped)
•EPS
• AFS (if equipped) • AVS (if equipped)
• LKA (Lane-Keeping Assist)
(if equipped)
• Lexus parking assist monitor (if equipped)
• Lexus parking assist-sensor (if equipped)
• Navigation system (if equipped)
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5917-2. Steps to take in an emergency
7
When trouble arises
GS350_250_OM_OM30E16E_(EE)
CAUTION
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 80 km/h (50 mph) when a compact spare tire
is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failure to
observe this precaution may lead to an accident causing death or serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in their stor-
age location to reduce the possibility of personal injury during a collision or sudden
braking.
NOTICE
■Driving with tire chains and the compact spare tire
Do not fit tire chains to the compact spare tire.
Tire chains may damage the vehicle body and adversely affect driving perfor-
mance.
■When replacing the tires (vehicles with the tire pressure warning system)
When removing or fitting the wheels, tires or the tire pressure warning valve and
transmitter, contact any authorized Lexus dealer or repairer, or another duly quali-
fied and equipped professional as the tire pressure warning valve and transmitter
may be damaged if not handled correctly.
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6067-2. Steps to take in an emergency
GS350_250_OM_OM30E16E_(EE)
Store the bottle in the trunk while it is connected to the compressor.
Taking precautions to avoid sudden braking, sudden acceleration and
sharp turns, drive carefully at under 80 km/h (50 mph) to any autho-
rized Lexus dealer or repairer, or another duly qualified and equipped
professional that is less than 100 km (62 miles) away for tire repair or
replacement.
■In the following cases, the tire cannot be repaired with the emergency tire punc-
ture repair kit. Contact any authorized Lexus dealer or repairer, or another duly
qualified and equipped professional.
●When the tire is damaged due to driving without sufficient air pressure
●When the tire lost air pressure due to a crack or damage in the tire sidewall
●When the tire is visibly separated from the wheel
●When the cut or damage to the tread is 4 mm (0.16 in.) long or more
●When the wheel is damaged
●When two or more tires have been punctured
●When there is more than one hole or cut in the damaged tire
●When the sealant has expired
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6077-2. Steps to take in an emergency
7
When trouble arises
GS350_250_OM_OM30E16E_(EE)
■Emergency tire puncture repair kit
●The sealant has a limited lifespan. The expiry date is shown on the bottle. The seal-
ant should be replaced before the expiry date. Contact any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional for replace-
ment.
●The sealant stored in the emergency tire puncture repair kit can be used only once
to temporarily repair a single tire. If the sealant has been used and need to be pur-
chased, contact any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional.
●The sealant can be used when the outside temperature is from -40 °C (-40 °F) to
60 °C (140 °F).
●The repair kit is exclusively designed for size and type of tires originally installed on
your vehicle. Do not use it for tires that a different size than the original ones, or for
any other purposes.
●If the sealant gets on your clothes, it may stain.
●If the sealant adheres to a wheel or the surface of the vehicle body, the stain may
not be removable if it is not cleaned at once. Immediately wipe away the sealant
with a wet cloth.
●During operation of the repair kit, a loud operation noise is produced. This does not
indicate a malfunction.
●Do not use the emergency tire puncture re pair kit to check or to adjust the tire
pressure.
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6087-2. Steps to take in an emergency
GS350_250_OM_OM30E16E_(EE)
■If the tire is inflated to more than the recommended levelDisconnect the hose from the valve.
Disconnect the hose from the valve, remove the air release cap from the hose and
then reconnect the hose.
Turn the compressor switch on and wait for several seconds, and then turn it off.
Check that the air pressure indicator shows the recommended level. ( →P. 6 4 5 )
If the air pressure is lower than the recommended level, turn the compressor
switch on again and repeat the inflation procedure until the recommended pres-
sure is reached.
■The valve of a tire that has been repaired
●After a tire is repaired with the emergency tire puncture repair kit, the valve should
be replaced.
●Vehicles with the tire pressure warning system: After a tire is repaired with the
emergency tire puncture repair kit, even if the tire inflation pressure is at the recom-
mended level, the tire pressure warning light may come on/flash.
■Note for checking the emergency tire puncture repair kit
Check the sealant expiry date occasionally.
The expiry date is shown on the bottle.
Do not use sealant whose expiry date has already passed. Otherwise, repairs con-
ducted using the emergency tire puncture repair kit may not be performed properly. Install the air release cap to the end of the
hose and push the protrusion on the air
release cap into the tire valve to let some air
out.
CAUTION
■Caution while driving
Observe the following precautions.
Failure to do so may cause an accident.
●The emergency tire puncture repair kit is made exclusively for your vehicle. Do
not use it on other vehicles.
●Do not use the emergency tire puncture repair kit for tires that are a different size
than the specified ones or for any other purpose. Doing so may cause the tires to
not be repaired properly.
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615
7
7-2. Steps to take in an emergency
When trouble arises
GS350_250_OM_OM30E16E_(EE)
If the parking brake cannot be released
●Shift the shift lever to P.
●Turn the engine switch off.
●Check that the parking brake indicator is off.
●Chock the tires.
In the event that the battery is discha
rged or switch operation does not
release the parking brake, the parking brake can be released manually
using the procedure below. This procedure should be performed only if
necessary, such as in an emergency.
If the switch cannot be operated even when the battery is normal, the
parking brake system may be ma lfunctioning. Have the vehicle
inspected by any authorized Lexus dealer or repairer, or another duly
qualified and equipped professional immediately.
Before releasing the parking brake manually
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6177-2. Steps to take in an emergency
7
When trouble arises
GS350_250_OM_OM30E16E_(EE)
■Manual operation of the parking brake
The parking brake cannot be set manually.
CAUTION
■When releasing the parking brake manually
●Shift the shift lever to P, turn the engine switch off and chock the tires. Failure to
do so may cause the vehicle to move, resulting in an accident.
●Turn the engine switch off and check that the parking brake indicator is off. Failure
to do so may cause the system to operate and turn the inserted parking brake
release tool, resulting in an injury.
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6287-2. Steps to take in an emergency
GS350_250_OM_OM30E16E_(EE)
If the vehicle becomes stuck
Stop the engine. Set the parking brake and shift the shift lever to P.
Remove the mud, snow or sand from around the rear wheels.
Place wood, stones or some other material under the rear wheels to
help provide traction.
Restart the engine.
Shift the shift lever to D or R and release the parking brake. Then, while
exercising caution, depress the accelerator pedal.
■When it is difficult to free the vehicle
Carry out the following procedures if the tires spin or the vehicle
becomes stuck in mu d, dirt or snow:
Press to turn off TRC. ( →P. 3 2 2 )
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6328-1. Specifications
GS350_250_OM_OM30E16E_(EE)
Maintenance data (fuel, oil level, etc.)
*1: Unladen vehicle
*2:Vehicles with 265/35R19 tires
*3: Vehicles with towing package
*4:AWD models
Dimensions and weights
Overall length 4850mm (190.9 in.)
Overall width 1840 mm (72.4 in.)
Overall height*12WD 1455 mm (57.3 in.)
AWD 1470 mm (57.9 in.)
Wheelbase 2850 mm (112.2 in.)
Tr e a d*1
Front 1575 mm (62.0 in.)
Rear1590 mm (62.6 in.)
1560 mm (61.4 in.)*2
Gross vehicle
mass2WD 2170 kg (4784 lb.)
AWD 2250 kg (4960 lb.)
Maximum
permissible axle
capacityFront 1120 kg (2469 lb.)
Rear 1205 kg (2657 lb.)
Drawbar load*380 kg (176 lb.)
Towing capacity*3With brake1600 kg (3527 lb.)
1000 kg (2205 lb.)*4
Without brake 750 kg (1653 lb.)
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645
8
8-1. Specifications
Vehicle specifications
GS350_250_OM_OM30E16E_(EE)
XType A
*: 5 passengers and full loaded
XType B
*: 5 passengers and full loaded
Tires and wheels
Ti r e s i z e225/50R17 94W
Tire inflation
pressure
(Recommended
cold tire inflation
pressure)
Vehicle speed
Front tire
kPa (kgf/cm2 or
bar, psi)
Rear tire
kPa (kgf/cm2 or
bar, psi)
More than 210 km/h
(132 mph)270 (2.7, 39)*
250 (2.5, 36)
290 (2.9, 42)*
250 (2.5, 36)
From 160 km/h (100
mph) to 210 km/h
(132 mph)
230 (2.3, 33)
240 (2.4, 35)*
230 (2.3, 33)
160 km/h (100 mph)
or less230 (2.3, 33)
Wheel size17 × 7 1 /2J
Wheel nut torque103 N•m (10.5 kgf•m, 76 ft•lbf)
Ti r e s i z e235/45R18 94Y
Tire inflation
pressure
(Recommended
cold tire inflation
pressure)
Vehicle speed
Front tire
kPa (kgf/cm2 or
bar, psi)
Rear tire
kPa (kgf/cm2 or
bar, psi)
More than 210 km/h
(132 mph)
230 (2.3, 33)
250 (2.5, 36)*
230 (2.3, 33)
From 160 km/h (100
mph) to 210 km/h
(132 mph)
230 (2.3, 33)
160 km/h (100 mph)
or less
Wheel size18 × 8J
Wheel nut torque103 N•m (10.5 kgf•m, 76 ft•lbf)
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