2020 TOYOTA PRIUS C door lock

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4
Driving
PRIUS c_U
4-4. Refueling
●Vehicles without a smart key system:
Turn the power switch to the “LOCK” poison and ensure that all the
doors and windows are closed.
Vehicles with a smart key system:
Turn the power switch off and ensure that all the doors and win -
dows are closed.
● Confirm the type of fuel.
■Fuel types
P. 545
■ Fuel tank opening for unleaded gasoline
To help prevent incorrect fueling, your vehicle has a fuel tank opening that
only accommodates the special nozzle on unleaded fuel pumps.
■ If the malfunction indicator lamp illuminates
The malfunction indicator lamp may illuminate erroneously if re fueling is per-
formed repeatedly when the fuel tank is nearly full.
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap:
Before refueling the vehicle

2684-6. Using the driving support systems
PRIUS c_U■
ECB operating sound
ECB operating sound may be heard in the following cases, but it does not
indicate that a malfunction has occurred.
● Operating sound heard from the engine compartment when the brak e pedal
is operated.
● Motor sound of the brake system heard from the front part of th e vehicle
when the driver’s door is opened.
● Operating sound heard from the engine compartment when one or t wo min-
utes passed after the stop of the hybrid system.
■ EPS operation sound
When the steering wheel is operated, a motor sound (whirring so und) may be
heard. This does not indicate a malfunction.
■ Reduced effectiveness of the EPS system
The effectiveness of the EPS system is reduced to prevent the s ystem from
overheating when there is frequent steering input over an exten ded period of
time. The steering wheel may feel heavy as a result. Should thi s occur, refrain
from excessive steering input or stop the vehicle and turn the hybrid system
off. The EPS system should return to normal within 10 minutes.
■ Electric power steering system wa rning light (warning buzzer)
P. 484
■ Automatic reactivation of TRAC and VSC systems
After turning the TRAC and VSC systems off, the systems will be automati-
cally re-enabled in the following situations:
● When the power switch is turned to the “LOCK” position (vehicles without a
smart key system) or the power switch is turned off (vehicles with a smart
key system)
● If only the TRAC system is turned off, the TRAC will turn on wh en vehicle
speed increases
If both the TRAC and VSC systems are turned off, automatic re-e nabling will
not occur when vehicle speed increases.

3876-2. Using the interior lights
6
Interior features
PRIUS c_U
■Illuminated entry system
Vehicles without a smart key system
When the interior lights switch is in the door position, the interior lights auto-
matically turn on/off according to the power switch position, whether the
doors are locked/unlocked, and whether the doors are open/close d.
Vehicles with a smart key system
When the interior lights switch is in the door position, the interior lights auto-
matically turn on/off according to power switch mode, the presence of the
electronic key, whether the doors are locked/unlocked, and whet her the doors
are open/closed.
■ To prevent 12-volt battery discharge
Vehicles without a smart key system
If the interior lights, personal lights or luggage compartment light remain on
when the power switch is “LOCK” position, the lights will go of f automatically
after 20 minutes.
Vehicles with a smart key system
If the interior lights, personal lights or luggage compartment light remain on
when the power switch is off, the lights will go off automatica lly after 20 min-
utes.
■ Customization that can be configured at Toyota dealer
Settings (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: P. 560)
NOTICE
■To prevent 12-volt b attery discharge
Do not leave the lights on longer than necessary when the hybri d system is
off.

400
PRIUS c_U
7-1. Maintenance and care
●Working from top to bottom, liberally apply water to the vehicl e
body, wheel wells and underside of the vehicle to remove any di rt
and dust.
● Wash the vehicle body using a sponge or soft cloth, such as a
chamois.
● For hard-to-remove marks, use car wash soap and rinse thoroughl y
with water.
● Wipe away any water.
● Wax the vehicle when the wate rproof coating deteriorates.
If water does not bead on a clean surface, apply wax when the vehicle
body is cool.
■Automatic car washes
●Fold the mirrors before washing the vehicle. Start washing from the front of
the vehicle. Make sure to extend the mirrors before driving.
● Brushes used in automatic car washes may scratch the vehicle su rface and
harm your vehicle's paint.
● In certain automatic car washes, the rear spoiler may interfere with machine
operation. This may prevent t he vehicle from being cleaned properly or
result in damage to the rear spoiler.
■ High pressure car washes
As water may enter the cabin, do not bring the nozzle tip near the gaps
around the doors or perimeter of the windows, or spray these ar eas continu-
ously.
■ When using a car wash (vehicles with a smart key system)
If the door handle becomes wet while the electronic key is within the effective
range, the door may lock and unlock repeatedly. In that case, f ollow the fol-
lowing correction procedures to wash the vehicle:
● Place the electronic key in a location 6 ft. (2 m) or more away from the vehi-
cle. (Take care to ensure that the key is not stolen.)
● Set the electronic key to battery-saving mode to disable the sm art key sys-
tem. ( P. 142)
Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in
prime condition:

4147-2. Maintenance
PRIUS c_U
Vehicle exterior
ItemsCheck points
Doors• Do the doors operate smoothly?
Engine hood• Does the engine hood lock system work prop-erly?
Fluid leaks• There should not be any signs of fluid leakageafter the vehicle has been parked.
Tires
• Is the tire inflati on pressure correct?
• The tires should not be damaged or exces- sively worn.
• Have the tires been rotated according to the
maintenance schedule?
• The wheel nuts should not be loose.
Windshield wipers/rear
window wiper (if
equipped)
• The wiper blades should not show any signs
of cracking, splitting, wear, contamination or
deformation.
• The wiper blades should clear the windshield/
rear window without streaking or skipping.
WARNING
■If the hybrid system is operating
Turn the hybrid system off and ensure that there is adequate ve ntilation
before performing maintenance checks.

4337-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U■
After recharging/reconnecting the 12-volt battery (vehicles wit h a smart
key system)
● Unlocking the doors using the smart key system may not be possi ble imme-
diately after reconnecting the 12-volt battery. If this happens, use the wire-
less remote control or the mechanical key to lock/unlock the do ors.
● Start the hybrid system with the power switch in ACCESSORY mode . The
hybrid system may not start with the power switch turned off. However, the
hybrid system will operate normally from the second attempt.
● The power switch mode is recorded by the vehicle. If the 12-vol t battery is
reconnected, the vehicle will return the power switch mode to t he status it
was in before the 12-volt battery was disconnected. Make sure t o turn off
the power before disconnect the 12-volt battery. Take extra car e when con-
necting the 12-volt battery if the power switch mode prior to d ischarge is
unknown.
If the system will not start even after multiple attempts, contact your Toyota
dealer.
WARNING
■ Chemicals in the 12-volt battery
The 12-volt battery contains poisonous and corrosive sulfuric a cid and may
produce hydrogen gas which is flammable and explosive. To reduce the risk
of death or serious injury, take the following precautions while working on or
near the 12-volt battery:
● Do not cause sparks by touching the 12-volt battery terminals w ith tools.
● Do not smoke or light a match near the 12-volt battery.
● Avoid contact with eyes, skin and clothes.
● Never inhale or swallow electrolyte.
● Wear protective safety glasses when working near the 12-volt ba ttery.
● Keep children away from the 12-volt battery.
■ Where to safely charge the 12-volt battery
Always charge the 12-volt battery in an open area. Do not charg e the 12-
volt battery in a garage or closed room where there is insuffic ient ventila-
tion.

4617-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U■
Rear turn signal light
s and back-up lights
Open the back door and
remove the bolts. Pull the
lamp assembly straight back
to disengage the clip and 2
pins. Guide (where the clip
attaches)
Pin
Turn the bulb base counter-
clockwise. Rear turn signal light
Back-up light
Remove the light bulb. Rear turn signal light
Back-up light
1
1
2
2
1
2
3
1
2

4948-2. Steps to take in an emergency
PRIUS c_UIndicates that the hybrid battery (traction battery)
power has dropped because a long period of time
has elapsed after shifting the shift lever to N
A buzzer also sounds.
 Shift the shift lever to P and restart the
hybrid system when starting the vehicle.
Indicates that the driver’s door was opened with
the shift position in N, D or B A buzzer also sounds.
 Shift the shift lever to P.
Indicates that the accelerator pedal is depressed
while the shift position is in N A buzzer also sounds.
 Release the accelerator pedal and shift the
shift lever to D, B or R.
Indicates that the power switch is turned to the
“ACC” or “LOCK” position (vehicles without a
smart key system) or the power switch is turned
to ACCESSORY mode or turned off (vehicles
with a smart key system) and the driver’s door is
opened while the lights are turned on A buzzer also sounds.
 Turn the lights off.
Warning messageDetails/Actions
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