Page 518 of 620
5187-2. Steps to take in an emergency
GS450h_300h_OM_OM30F00E_(EE)
Location of the spare tire, jack and tools
Jack handle
Parking brake release tool
Screwdriver
Towing eyeletWheel nut wrench
Spare tire
Jack1
2
3
4
5
6
7
Page 526 of 620

5267-2. Steps to take in an emergency
GS450h_300h_OM_OM30F00E_(EE)
WA R N I N G
■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 steeri ng, sudden braking and shifting operations
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:
■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 accid ent 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 storage
location to reduce the possibility of personal injury during a collision or sudden brak-
ing.
• ABS & Brake assist
•VSC
•TRC
• Cruise control (if equipped)
• Dynamic radar cruise control (if equipped)
• Dynamic radar cruise control with full-
speed range (if equipped)
• (Pre-Crash Safety system) (if equipped)
•EPS
•AFS (if equipped)
• LDH (if equipped)
• DRS (if equipped)
• Adaptive Variable Suspension system (if equipped) • LDA (Lane Departure Alert with
steering control) (if equipped)
• LKA (Lane-Keeping Assist) (if equipped)
• Tire pressure warning system (if equipped)
•VDIM
• VGRS (if equipped)
• Lexus parking assist monitor (if equipped)
• Lexus parking assist-sensor (if equipped)
• Navigation system (if equipped)
Page 528 of 620
5287-2. Steps to take in an emergency
GS450h_300h_OM_OM30F00E_(EE)
If you have a flat tire (vehicles without spare tire)
●Stop the vehicle in a safe place on a hard, flat surface.
●Set the parking brake.
●Shift the shift lever to P.
●Stop the hybrid system.
●Turn on the emergency flashers. ( →P. 4 6 8 )
Your vehicle is not equipped with a sp are tire, but instead is equipped with an
emergency tire puncture repair kit.
A puncture caused by a nail or screw passing through the tire tread can be
repaired temporarily with the em ergency tire puncture repair kit.
WA R N I N G
■If you have a flat tire
Do not continue driving with a flat tire.
Driving even a short distance with a flat tire can damage the tire and the wheel beyond
repair, which could result in an accident.
Driving with a flat tire may cause a circumferential groove on the side wall.
In such a case, the tire may explode when using a repair kit.
Before repairing the vehicle
Page 529 of 620
5297-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F00E_(EE)
*: Use of the jack (→P. 5 2 1 )
Location of the emergency tire puncture repair kit, jack and tools
Jack handle
Emergency tire puncture repair kit
Parking brake release tool
Screwdriver Towing eyelet
Wheel nut wrench
Jack
*
1
2
3
4
5
6
7
Page 544 of 620
5447-2. Steps to take in an emergency
GS450h_300h_OM_OM30F00E_(EE)
When the hybrid system does not start, the following steps can be used as an
interim measure to start the hybrid system if the power switch is functioning nor-
mally.
Do not use this starting procedure except in cases of emergency.Press the parking brake switch to check that the parking brake is set.
(→ P. 2 3 1 )
Parking brake indicator will come on.
Shift the shift lever to P.
Turn the power switch to ACCESSORY mode.
Press and hold the power switch for about 15 seconds while depressing the
brake pedal firmly.
Even if the hybrid system can be started using the above steps, the system may
be malfunctioning. Have the vehicle inspected by any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
Emergency start function
1
2
3
4
Page 545 of 620

545
7
7-2. Steps to take in an emergency
When trouble arises
GS450h_300h_OM_OM30F00E_(EE)
If the shift lever cannot be shifted from P
Press the parking brake switch to check that the parking brake is set.
(
→ P. 2 3 1 )
Parking brake indicator will come on.
Turn the power switch to ACCESSORY mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent tool.
To prevent damage to the cover, cover
the tip of the screwdriver with a rag.
Press the shift lock override button.
The shift lever can be shifted while the
button is pressed.
If the shift lever cannot be shifted with your foot on the brake pedal, there may
be a problem with the shift lock system (a system to prevent accidental opera-
tion of the shift lever). Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qua lified and equipped professional imme-
diately.
The following steps may be used as an emergency measure to ensure that the
shift lever can be shifted:
1
2
3
4
5
Page 546 of 620

5467-2. Steps to take in an emergency
GS450h_300h_OM_OM30F00E_(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. 5 1 8 , 5 2 9 )
Fit the parking brake release tool into
the screwdriver handle.
Vehicles with spare tire: Take out the spare tire. ( →P. 5 2 0 )
Vehicles without spare tire: Remove the center auxiliary box. ( →P. 5 3 1 )
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 malfunct ioning. Have the vehicle inspected by
any authorized Lexus dealer or repairer, or another duly qualified and
equipped profession al immediately.
Before releasing the parking brake manually
Releasing the parking brake manually
1
2
Page 547 of 620
5477-2. Steps to take in an emergency
7
When trouble arises
GS450h_300h_OM_OM30F00E_(EE)
Remove the plug.
Insert the tool and press it down
firmly while turning it counterclock-
wise until it stops.
■Manual operation of the parking brake
The parking brake cannot be set manually.
3
4
WA R N I N G
■When releasing the parking brake manually
●Shift the shift lever to P, turn the power switch off and chock the tires. Failure to do so
may cause the vehicle to move, resulting in an accident.
●Turn the power 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.