2020 TOYOTA PRIUS C Owners Manual

4497-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
Vehicles without a smart key system: Turn the power switch to the
“LOCK” position.
Vehicles with a smart key syst em: Turn the power switch off.
Open the glove box. Slide off
the damper.
Push in each side of the glove
box to disconnect the upper
claws.
Pull out the glove box and dis-
connect the lower claws.
Air conditioning filter
The air conditioning filter must b e changed regularly to maintain
air conditioning efficiency.
Replacement method
1
2
3
4

4507-3. Do-it-yourself maintenance
PRIUS c_U
Remove the filter cover.Unlock the filter cover.
Move the filter cover in the
direction of the arrow, and
then pull it out of the claws.
Remove the air conditioning fil-
ter and replace it with a new
one.
The “ UP” mark shown on the filter
should be pointing up.
■ Checking interval
Inspect and replace the air conditioning filter according to th e maintenance
schedule. In dusty areas or areas with heavy traffic flow, more frequent clean-
ing or early replacement may be required. (For scheduled maintenance infor-
mation, please refer to the “Scheduled Maintenance Guide” or “O wner's
Manual Supplement”.)
■ If air flow from the ven ts decreases dramatically
The filter may be clogged. Check the filter and replace if nece ssary.
5
1
2
6
NOTICE
■When using the air conditioning system
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause da mage to the
system.

4517-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
●Flathead screwdriver
● Small flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart key system), o r
CR2032 (vehicles with a smart key system)
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a rag.
To prevent the buttons from being
disassembled, face the button sur-
face downward.
Remove the module.
Open the case cover using a
coin protected with tape etc.
and remove the depleted bat-
tery using a small flathead
screwdriver.
Insert a new battery with the “+”
terminal facing up.
Wireless remote control/electronic key batter y
Replace the battery with a n ew one if it is depleted.
You will need the following items:
Replacing the battery (vehicles without a smart key system)
1
2
3

4527-3. Do-it-yourself maintenance
PRIUS c_U
Take out the mechanical key.
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver with
a rag.
Remove the depleted battery
using a small flathead screw-
driver.
When removing the cover, the
electronic module may stick to the
cover and the battery may not be
visible. In this case, remove the
electronic module in order to
remove the battery.
Insert a new battery with the “+”
terminal facing up.
Replacing the battery (vehicles with a smart key system)
1
2
3

4537-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
■Use a CR2016 (vehicles without a smart key system) or CR2032 (v ehicles
with a smart key system) lithium battery
● Batteries can be purchased at your Toyota dealer, local electri cal appliance
shops or camera stores.
● Replace only with the same or equivalent type recommended by the manu-
facturer.
● Dispose of used batteries according to local laws.
■ If the key battery is depleted
The following symptoms may occur:
●The smart key system (if equipped) and wireless remote control will not
function properly.
● The operational range will be reduced.
WARNING
■Removed battery a nd other parts
These parts are small and if swallowed by a child, they can cause choking.
Keep away from children. Failure to do so could result in death or serious
injury.
NOTICE
■ For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
● Always work with dry hands.
Moisture may cause the battery to rust.
● Do not touch or move any other component inside the remote cont rol.
● Do not bend either of the battery terminals.

4547-3. Do-it-yourself maintenance
PRIUS c_U
Vehicles without a smart key system: Turn the power switch to the
“LOCK” poison.
Vehicles with a smart key syst em: Turn the power switch off.
Engine compartment
Push the tab in and lift the cover off.
Under the instrument panel
Remove the cover.
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may
have blown. If this happens, che ck and replace the fuses as nec-
essary.
1
2
Type A fuse boxType B fuse box
2

4557-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
Remove the fuse with the pull-
out tool.
Only type A fuse can be removed
using the pullout tool.
3

4567-3. Do-it-yourself maintenance
PRIUS c_U
Check if the fuse is blown.4
Ty p e AType B
Ty p e CType D
Ty p e E
Normal fuse
Blown fuse
Type A, B, C and D:
Replace the blown fuse with a new fuse of an appropriate amperage rat-
ing. The amperage rating can be found on the fuse box lid.
Type E:
Contact your Toyota dealer.
1
2