2017 Lexus GS300h trunk release

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7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE) Tighten down the towing eyelet
securely using a wheel nut wrench
or hard metal bar.
Securely attach cables or chains to the towing eyelet.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the hybrid system.
If the hybrid system does not start,
turn the power switch to ON mode.
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: P. 229
■While towing
If the hybrid system is off, the power assist for the brakes and steering will not function,
making steering and braking more difficult.
■Wheel nut wrench
Wheel nut wrench is installed in trunk. ( P. 499, 511)
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4687-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE)
Indicates a malfunction in the gasoline engine or that the
shift lever is in N for a long period of time A buzzer also sounds.
 Release the accelerator pedal and change the shift
position to D, S or R.
Indicates that the driver’s door was opened with the shift
position in any position other than P
A buzzer also sounds.
 Shift the shift position to P.
Indicates a malfunction in the hybrid system
A buzzer also sounds.
 Immediately stop the vehicle in a safe place and
contact any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
Indicates that hood or one or more of the doors or trunk
are not fully closed
The system also indicates which hood or doors or
trunk are not fully closed.
If the vehicle reaches a speed of 5 km/h (3 mph),
flashes and a buzzer sounds to indicate that
the hood or door(s) or trunk are not yet fully closed.
 Make sure that hood or all doors or trunk are
closed.
Warning messageDetails/Actions
(Flashes)
(Flashes)

5187-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE) Attach the air release cap to the end
of the hose.
If the air release cap is not attached, the
sealant may leak and the vehicle may
get dirty.
Temporarily store the bottle in the trunk while it is connected to the compres-
sor.
To spread the liquid sealant evenly within the tire, immediately drive safely for
about 5 km (3 miles) below 80 km/h (50 mph).
After driving for about 5 km
(3 miles), stop your vehicle in a safe
place on a hard, flat surface and
remove the air release cap from the
hose before reconnecting the repair
kit.
Turn the compressor switch on and
wait for several seconds, and then
turn it off. Check the tire inflation
pressure.
If the tire inflation pressure is
under 130 kPa (1.3 kgf/cm 2
or
bar, 19 psi): The puncture cannot
be repaired. Contact any autho-
rized Lexus retailer or Lexus
authorized repairer, or any reli-
able repairer.
If the tire inflation pressure is 130 kPa (1.3 kgf/cm 2
or bar, 19 psi) or higher,
but less than the recommended level: Proceed to step .
If the tire inflation pressure is the recommended level: Proceed to step .
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321

519
7-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F92E_(EE) Turn the compressor switch on to infl
ate the tire until the recommended tire
inflation pressure is reached. Drive for about 5 km (3 miles) and then per form
step .
Attach the air release cap to the end
of the hose.
If the air release cap is not attached, the
sealant may leak and the vehicle may
get dirty.
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 authorized Lexus
retailer or Lexus authorized repairer, or any reliable repairer that is less than
100 km (62 miles) away for tire repair or replacement.
■Emergency tire puncture repair kit
●The sealant has a limited lifespa n. The expiry date is shown on the bottle. The sealant
should be replaced before the expiry date. Contact any authorized Lexus retailer or
Lexus authorized repairer, or any reliable repairer for replacement.
●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 purchased,
contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable
repairer.
●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 repair kit to check or to adjust the tire pres-
sure.
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525
7
7-2. Steps to take in an emergency
When trouble arises
GS450h_300h_OM_OM30F92E_(EE)
If the parking brake cannot be released
●Shift the shift lever to P.
● Turn the power switch off.
● Check that the parking brake indicator is off.
● Chock the tires.
Take out the parking brake release
tool and the screwdriver from the
trunk. ( P. 499, 511)
Fit the parking brake release tool into
the screwdriver handle.
Vehicles with spare tire: Take out the spare tire. ( P. 501)
Vehicles without spare tire: Remove the center auxiliary box. ( P. 513)
In the event that the 12-volt battery is discharged 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 12-volt battery is normal, the
parking brake system may be malfunctioning. Have the vehicle inspected by
any authorized Lexus retailer or Lexus authorized repairer, or any reliable
repairer immediately.
Before releasing the parking brake manually
Releasing the parking brake manually
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5287-2. Steps to take in an emergency
GS450h_300h_OM_OM30F92E_(EE) Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of the
electronic key to the power switch.
When the electronic key is detected, a
buzzer sounds and the power switch will
turn to ON mode.
When the smart entry & start system is
deactivated in customization setting, the
power switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and ch
eck that is shown on the multi-
information display.
Press the power switch.
In the event that the hybrid system still cannot be started, contact any authorized
Lexus retailer or Lexus authorized repairer, or any reliable repairer.
■Stopping the hybrid system
Shift the shift lever to P and press the power switch as you normally do when stopping the hybrid system.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( P. 435)
■Alarm (if equipped)
Using the mechanical key to lock the doors or trunk will not set the alarm system.
If a door or trunk are unlocked using the me chanical key when the alarm system is set,
the alarm may be triggered. ( P. 91)
■Changing power switch modes
Release the brake pedal and press the power switch in step above.
The hybrid system does not start and modes will be changed each time the switch is
pressed. ( P. 218)
■When the electronic key does not work properly
●Make sure that the smart entry & start syst em has not been deactivated in the customi-
zation setting. If it is off, turn the function on.
(Customizable features: P. 561)
●Check if battery-saving mode is set. If it is set, cancel the function. (P. 154)
Starting the hybrid system
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579
What to do if... (Troubleshooting)
GS450h_300h_OM_OM30F92E_(EE) ●
The function to prevent the electronic ke y from being left inside the trunk will
operate and you can open the trunk as usual. Take the key out from the trunk. (  P. 148)
● Did you press the power switch while firmly depressing the brake pedal? ( P. 217)
● Is the shift lever in P? ( P. 219)
● Is the electronic key anywhere detectable inside the vehicle? ( P. 153)
● Is the steering wheel unlocked? ( P. 219)
● Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. ( P. 528)
● Is the 12-volt battery discharged? ( P. 530)
● Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode ( P. 229)
● It is locked automatically to prevent theft of the vehicle. ( P. 219)
The trunk lid is closed with the electronic key left inside
If you think som
ething is wrong
The hybrid system does not start
The shift lever cannot be shifted fr om P even if you depress the brake
pedal
The steering wheel cannot be turned after the hybrid system is stopped

590Alphabetical index
GS450h_300h_OM_OM30F92E_(EE) Jack
Positioning the jack ...........................402
Vehicle-equipped jack .......... 499, 511
Jack handle..................................... 499, 511
Jam protection function Moon roof ............................................... 197
Power trunk lid......................................149
Power window ......................................193
Keyless entry ........................................... 153 Smart entry & start system ............. 153
Wireless remote control ..................134
Keys ............................................................. 134 Battery-saving function.................... 155
Electronic key ........................................134
Engine switch......................................... 217
If the electronic key does not operate properly ............................ 527
If you lose your keys ................ 136, 137
Key number plate ................................134
Keyless entry ............................... 134, 153
Mechanical key.................................... 135
Power switch ......................................... 217
Replacing the battery.......................435
Warning buzzer ...................................154
Wireless remote control key .........134
Knee airbags.............................................. 43 Language (multi-information
display) .................................................. 562
LDH (Lexus Dynamic Handling
system)................................................... 325
Lever
Auxiliary catch lever........................... 401
Hood lock release lever .................. 401
Shift lever ................................................ 224
Turn signal lever................................... 231
Wiper lever ............................................ 251
Lexus Dynamic Handling system
(LDH) ..................................................... 325
Lexus parking assist monitor *
Lexus parking assist-sensor *
Function *
Warning message ............................ 466
Lexus Safety System+........................... 261
AHS (Adaptive High-beam System) ................................................. 241
Automatic High Beam ................... 246
Dynamic radar cruise control with full-speed range ................... 296
LKA (Lane-Keeping Assist) ........ 282
PCS (Pre-Crash Safety system) ................................................ 270
RSA (Road Sign Assist) ................... 291
License plate lights .............................. 237
Light switch............................................ 237
Replacing light bulbs ....................... 449
Welcome light illumination control ................................................... 140
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