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6-3. Do-it-yourself maintenance
Maintenance and care
Check the wattage of the light bulb  
to be replaced. ( P.492)
Front 
Headlights (bulb type) 
Front turn signal lights (bulb  
type)
NOTICE
■When installing the fuse box  cover (Engine compartment: type  
A and type B fuse boxes) 
Press the fuse box cover, when  installing, after aligning all of the claw  
positions. Otherwise, the claws may  be damaged.
Light bulbs
You may replace the following  
bulbs by yourself. The diffi- 
culty level of replacement var- 
ies depending on the bulb. As  
there is a danger that compo- 
nents may be damaged, we  
recommend that replacement  
is carried out by any autho- 
rized Toyota retailer or Toyota  
authorized repairer, or any reli- 
able repairer.
Preparing for light bulb  
replacement
Bulb locations 
     
        
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6-3. Do-it-yourself maintenance
Rear 
Back-up light (bulb type) (left- 
hand drive vehicles) 
License plate lights 
Back-up light (bulb type) (right- 
hand drive vehicles) 
Rear turn signal lights (bulb  
type)
■Lights that need to be  
replaced by any authorized  
Toyota retailer or Toyota  
authorized repairer, or any reli- 
able repairer 
 Headlights (LED type) 
 Front position lights 
 Front turn signal lights (LED  
type) 
 Daytime running lights 
 Side turn signal lights 
 Tail lights 
 Stop lights 
 Back-up light (LED type) 
 Rear fog light 
 Rear turn signal lights (LED type) 
 High mounted stoplight
■LED light bulbs 
The lights other than the following lights  
each consist of a number of LEDs. If any  of the LEDs burn out, take your vehicle to any authorized Toyota retailer or  
Toyota authorized repairer, or any reli- able repairer to have the light replaced.
●Headlights (bulb type)
●Front turn signal lights (bulb type)
●Rear turn signal lights (bulb type)
●License plate lights
●Back-up light (bulb type)
■Condensation build-up on the  
inside of the lens 
Temporary condensation build-up on the  inside of the headlight lens does not  
indicate a malfunction. Contact any  authorized Toyota retailer or Toyota authorized repairer, or any reliable  
repairer for more information in the fol- lowing situations:
●Large drops of water have built up on the inside of the lens.
●Water has built up inside the head-light.
■When replacing light bulbs 
 P. 4 1 6
■Headlights (bulb type) 
1 Unplug the connector.
Replacing light bulbs 
     
        
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6-3. Do-it-yourself maintenance
Maintenance and care
2Turn the bulb base counter- 
clockwise. 
3 Replace the light bulb. 
4 Install the bulb base.
Align the 3 tabs on the light bulb with  the mounting and insert, and turn the  
bulb base clockwise.
5 Plug the connector. 
6 Confirm the bulb base installa- 
tion.
Shake the bulb base gently to check  that it is not loose, turn the headlights  
on once and visually confirm that no  
light is leaking through the mounting.
■Front turn signal lights (bulb  
type) 
1 Turn the bulb base counter- 
clockwise. 
2 Remove the light bulb. 
3 When installing, reverse the  
steps listed.
■Rear turn signal lights (bulb  
type) 
1 Open the back door. 
     
        
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7-2. Steps to take in an emergency
authorized repairer, or any reliable  
repairer as soon as possible.
■Starting the hybrid system when  the 12-volt battery is discharged 
The hybrid system cannot be started by  
push-starting.
■To prevent 12-volt battery dis- charge
●Turn off the headlights and the audio system while the hybrid system is off.
●Turn off any unnecessary electrical components when the vehicle is run-ning at a low speed for an extended  
period, such as in heavy traffic.
■When the 12-volt battery is  removed or discharged
●Information stored in the ECU is cleared. When the 12-volt battery is depleted, have the vehicle inspected  
at any authorized Toyota retailer or  Toyota authorized repairer, or any reli-able repairer.
●Some systems may require initializa-tion. ( P.505)
■When removing the 12-volt battery  
terminals 
When the 12-volt battery terminals are  removed, the information stored in the  
ECU is cleared. Before removing the 12- volt battery terminals, contact any  
authorized Toyota retailer or Toyota  authorized repairer, or any reliable repairer.
■Charging the 12-volt battery 
The electricity stored in the 12-volt bat- tery will discharge gradually even when the vehicle is not in use, due to natural  
discharge and the draining effects of  certain electrical appliances. If the vehi-cle is left for a long time, the 12-volt bat- 
tery may discharge, and the hybrid  system may be unable to start. (The 12-volt battery recharges automatically  
while the hybrid system is operating.)
■When recharging or replacing the 
12-volt battery (vehicles with a  smart entry & start system)
●In some cases, it may not be possible to unlock the doors using the smart entry & start system when the 12-volt  
battery is discharged. Use the wire- less remote control or the mechanical key to lock or unlock the doors.
●The hybrid system may not start on the first attempt after the 12-volt bat- 
tery has recharged but will start nor- mally after the second attempt. This is not a malfunction.
●The power switch mode is memorized by the vehicle. When the 12-volt bat- 
tery is reconnected, the system will  return to the mode it was in before the 12-volt battery was discharged.  
Before disconnecting the 12-volt bat- tery, turn the power switch off.If you are unsure what mode the  
power switch was in before the 12-volt  battery discharged, be especially careful when reconnecting the 12-volt  
battery.
■When replacing the 12-volt battery
●Use a Central Degassing type 12-volt 
battery (European Regulations).
●Use a battery that the case size is 
same as the previous one, 20 hour  rate capacity (20HR) is equivalent or greater, and performance rating  
(CCA) is equivalent or greater. Check  the label on top of the battery for the battery size and specifications (ex.  
LN0, 35Ah, 264A). • If the sizes differ, the 12-volt battery cannot be properly secured. 
• If the 20 hour rate capacity is low,  even if the time period where the vehi-cle is not used is a short time, the 12- 
volt battery may discharge and the  hybrid system may not be able to start.
●Use a ventilation type calcium battery
●Use a 12-volt battery with a handle. If a 12-volt battery without a handle is used, removal is more difficult. 
     
        
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8-1. Specifications
Vehicle specifications
*: The fluid capacity is a reference quantity. 
If replacement is necessary, contact any authorized Toyota reta iler or Toyota  
authorized repairer, or any reliable repairer.
*: The fluid capacity is the quantity of reference.
Ignition system (spark plug)
MakeDENSO FC16HR-Q8
NGK DILKAR6T8
Gap0.8 mm (0.031 in.)
NOTICE
■Iridium-tipped spark plugs 
Use only iridium-tipped spark plugs. Do not adjust the spark pl ug gap.
Electrical system (12-volt battery)
Open voltage at 20°C (68°F):
12.0 V or higher 
(Turn the power switch off and turn on the high 
beam headlights for 30 seconds.)
Charging rates 
Quick charge
Slow charge
15 A max.
5 A max.
Hybrid transmission
Fluid capacity*2.6 L (2.7 qt., 2.3 Imp. qt.)
Fluid type“Toyota Genuine ATF WS”
NOTICE
■Hybrid transmission fluid type 
Using transmission fluid other than the above type may cause ab normal noise or  vibration, or ultimately damage the transmission of your vehicl e.
Rear differential (rear electric motor) (AWD models)
Fluid capacity*1.2 L (1.3 qt., 1.1 Imp. qt.)
Fluid type“Toyota Genuine ATF WS” 
     
        
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8-1. Specifications
*: If equipped
A: HIR2 halogen bulbs 
B: Wedge base bulbs (amber) 
C: Wedge base bulbs (clear)
Light bulbs
Light bulbsWTyp e
Exterior
Halogen headlights (bulb type)55A
Front turn signal lights (bulb type)21B
Rear turn signal lights (bulb type)21B
Back up light (bulb type)16C
License plate light5C
Interior
Vanity lights*8C
Interior lights/personal lights5C
Luggage compartment light5C 
     
        
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8-2. Customization
*: If equipped
■Outside rear view mirrors (P.166)
*: If equipped
■Power windows (P.169)
*: If equipped
■Automatic light control system (P.206)
■Lights (P.207)
Kick sensor sensitivity+2+0——O+1
FunctionDefault settingCustomized setting
Automatic mirror folding  
and extending operation*
Linked to the  
locking/ unlock-
ing of the doors
Off
——OLinked to operation of 
the power switch
FunctionDefault settingCustomized setting
Key (include mechanical  
key*) linked operationOffOn——O
Wireless remote control  
linked operationOffOn——O
Wireless remote control 
linked operation signal 
(buzzer)
OnOff——O
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2O—O
Extended headlight light-
ing function (Time elapsed 
before headlights automati-
cally turn off)
30 seconds
60 seconds
——O90 seconds
120 seconds
FunctionDefault settingCustomized setting
Welcome lampOnOff——O
FunctionDefault settingCustomized setting 
     
        
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8-2. Customization
Vehicle specifications
■AHS (Adaptive High-beam System)*1 (P.211)
*1: If equipped
*2: The headlights will operate under Automatic High Beam control. (P.215)
■Rear window wiper (P.222)
FunctionDefault settingCustomized setting
Adaptive High-beam Sys- 
temOnOff*2——O
Vehicle speed at which the 
brightness and illuminated 
area adjustment of the high 
beams changes mode
Approximately 
15 km/h (10 
mph) or more
Approximately 30 
km/h (18 mph) or 
more——OApproximately 60 
km/h (37 mph) or 
more
Intensity adjustment of the 
high beams when driving 
around a curve (illuminates 
the area in the direction 
vehicle is turning more 
brightly)
OnOff——O
Projection distance adjust-
ment of the low beams 
according to the distance to 
a preceding vehicle
OnOff——O
FunctionDefault settingCustomized setting
Rear window wiper opera-
tion when the back door is 
opened
OffOn——O
Washer linked rear window 
wiper operationOnOff——O
Shift position linked rear 
window wiper operationOnceOff——OContinuous