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2-1. Driving procedures
Driving the vehicle
Starting on a steep incline
Firmly set the parking brake and shift the shift lever to “D”. 
Gently depress the accelerator pedal. 
Release the parking brake. 
The following procedures should be observed to ensure safe driving. 
■ Starting the engine ( P.  9 7 )
■ Driving
With the brake pedal depressed, shift the shift lever to “D”.  
( P
. 100)
Release the parking brake.  (P
. 105)
Gradually release the brake peda l and gently push the accel-
erator pedal to accelerate the vehicle. 
■ Stopping
With the shift lever in “D”, push the brake pedal. 
If necessary, set the parking brake. 
When the vehicle is stopped for an extended period of time, shift the 
shift lever to “P”.  (
P. 100) 
■Parking the vehicle
With the shift lever in “D”, push the brake pedal. 
Set the parking brake.  (P.  1 0 5 ) 
Shift the shift lever to “P”.  ( P.  1 0 0 ) 
Stop the engine. 
Lock the door, making  sur
 e that you have the electronic key on 
your person.
STEP1
STEP2
STEP3
STEP1
STEP2
STEP1
STEP2
STEP3
STEP4
STEP5
STEP1
STEP2
STEP3 
         
        
        
     
        
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2-1. Driving procedures
CAUTION
■When starting the vehicle
Always keep your foot on the brake pedal while stopped with the engine running. 
This prevents the vehicle from creeping.
■When driving the vehicle
●Do not drive if you are unfamiliar with the location of the brake and accelerator 
pedals to avoid depressing the wrong pedal. 
Accidentally depressing the accelerator pedal instead of the brake pedal will 
result in sudden acceleration that may lead  to an accident that could result in 
death or serious injury.
●Do not drive the vehicle over or stop the vehicle near flammable materials.
●Do not let the vehicle roll backwards while the shift lever is in a driving position, or 
roll forward while the shift lever is in “R”. 
Doing so may cause the engine not to oper ate or lead to poor brake and steering 
performance, resulting in an accident or damage to the vehicle.
●If the smell of exhaust is noticed inside the vehicle, open the windows and check 
that the trunk is closed.  
Large amounts of exhaust in the vehicle can cause driver drowsiness and eventu-
ally, death. Have the cause of the problem inspected immediately. 
         
        
        
     
        
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2-1. Driving procedures
2
When driving
CAUTION
■When driving the vehicle
●Do not under any circumstances shift the shift lever to “P”, “R” or “N” while the 
vehicle is moving.
Doing so can cause significant damage to  the transmission and may result in a 
loss of vehicle control.
●Do not shift the shift lever to “N” while the vehicle is moving. 
Doing so may cause the engine brake not to operate properly and lead to an 
accident.
●Do not turn the engine off while driving.  
The power steering and brake actuator (GS430) or brake booster (GS350) will 
not operate properly if the engine is not running.
●Use engine braking (downshift) to maintain a safe speed when driving down a 
steep hill.  
Using the brakes continuously may cause the brakes to overheat and lose effec-
tiveness. ( P.  1 0 2 )
●When stopped on an inclined surface, use the brake pedal and parking brake to 
prevent the vehicle from rolling backward or forward and causing an accident. 
●Be careful when driving on slippery surfaces, as the vehicle may spin or skid when 
downshifting, rapidly accelerating, braking or turning.
●Do not adjust the position of the steering  wheel, the seat, or the inside or outside 
rear view mirrors while driving. 
Doing so may result in a loss of vehicle  control that can cause accidents that may 
result in death or serious injury.
●Always check that all passengers' arms, heads or other parts of their bodies are 
not outside the vehicle, as this may result in death or serious injury. 
         
        
        
     
        
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2-1. Driving procedures
CAUTION
■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 and result in death or serious injury.
■When the vehicle is stopped
●Do not race the engine. 
If the vehicle is in any gear other than “P” or “N” the vehicle may accelerate sud-
denly and unexpectedly, and may cause an accident.
●Do not leave the vehicle with the engine on for a long time.  
If such a situation cannot be avoided, park the vehicle in an open space and 
check that exhaust fumes do no t enter the vehicle interior.
●Always keep a foot on the brake pedal while the engine is running to prevent an 
accident caused by the vehicle moving.
■When the vehicle is parked
●Do not leave glasses, cigarette lighters, spray cans, or soft drink cans in the vehi-
cle when it is in the sun. 
Failure to do so may result in the following:
• Gas may leak from a cigarette lighter  or spray can, and may lead to a fire.
• The temperature inside the vehicle may cause the plastic lenses and plastic  material of eye glasses to deform or crack.
• Soft drink cans may fracture, causing the contents to spray over the interior of  the vehicle, and may also cause a short circuit in the vehicle's electrical com-
ponents.
●Always apply the parking brake, shift the shift lever to “P”, stop the engine and 
lock the vehicle. 
Do not leave the vehicle unattend ed while the engine is running.
●Do not touch the exhaust pipe while the engine is running or immediately after 
turning the engine off. 
Doing so may cause burns.
●Do not leave the engine running in an area with snow build up, or where snow is 
expected to fall. 
Exhaust gases may enter the vehicle and cause gas poisoning. 
         
        
        
     
        
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2-1. Driving procedures
2
When driving
CAUTION
■When taking a nap in the vehicle
Always turn the engine off. 
Otherwise, you may accidentally move the shift lever or press the accelerator 
pedal, which could cause an accident or fire due to abnormal engine overheating. 
Additionally, if the vehicle is parked in a poorly ventilated area, exhaust fumes may 
enter the vehicle and cause gas poisoning.
■When braking the vehicle
●When the brakes are wet, drive more cautiously. 
Braking distance increases when the brakes are wet, and may cause one side of 
the vehicle to brake differently than the other side. Also the parking brake may 
not securely hold the vehicle.
●If the power brake assist function does not operate, do not follow other vehicles 
closely and avoid downhill or sharp turns that require making.  
In this case, braking is still possible, but it will require more force on the pedal than 
usual. Braking distance may also increase.
●Do not pump the brake pedal if the engine stalls.  
Each push on the pedal uses up yo ur reserved brake fluid pressure.
●The brake system consists of 3 individual  hydraulic systems: if one of the systems 
fails, the other will still operate. In this case, the brake pedal should be depressed 
more firmly than usual and braking distance becomes longer. 
Do not drive your vehicle with only a single brake system. Have your brakes fixed 
immediately.
■If the vehicle becomes stuc k or bogged (4WD models)
Do not spin the wheels recklessly when any of the tires is up in the air, or stuck in 
sand or mud, etc. This may damage the  drive system components or propel the 
vehicle forward (or in another direction) and cause an accident. 
         
        
        
     
        
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2-1. Driving procedures
2
When driving
Starting the engine
Modes can be switched by pressing the engine switch when carrying the 
electronic key on your person. (The engine can be started in any mode by 
operating the switch at the same time as depressing the brake pedal.)
■Changing engine switch mode
“OFF” mode
“A C C ”  m o d e
Some electrical components 
such as the audio system can be 
used. 
“IG-ON” mode 
All electrical components can 
be used. 
■Starting the engine
Check that the parking brake is set. 
Check that the shift lever is set in “P”.
Sit in the driver’s seat and firmly depress the brake pedal. 
The engine switch indicator turns green.
Press the engine switch.
STEP1
STEP2
STEP3 
         
        
        
     
        
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2-1. Driving procedures
■If the engine does not start
The engine immobilizer system may not have been deactivated. (P.
  5 2 )
■When the engine switch indicator flashes in amber
The system may be malfunctioning. Have the vehicle inspected by your Lexus 
deal
er immediately.
■Auto power OFF function
The engine switch will automatically turn  OFF 
 when left in “ACC” mode for 1 hour 
or more. 
■Electronic key battery depletion
 P.
 9
■When the electronic key battery is discharged
P.
 4 0 9
■Conditions affecting operation
P.  7
CAUTION
■When starting the engine
Always start the engine while sitting in the driver’s seat. Do not press the accelera-
tor pedal while starting the en gine under any circumstances. 
Doing so may cause an accident resu lting in death or serious injury.
■Caution while driving
Do not touch the engine switch while driving.  
Pressing and holding the engine switch will stop the engine, which may lead to an 
accident. 
         
        
        
     
        
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2-1. Driving procedures
2
When driving
NOTICE
■To prevent battery discharge
Do not leave the engine switch in “ACC” or “IG-ON” mode for long periods if the 
engine is not running.
■When starting the engine 
●Do not race the engine.
●If the engine becomes difficult to start or stalls frequently, have the engine 
checked immediately.