maintenance TOYOTA PRIUS C 2020 Repair Manual

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

4577-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been repla ced, a bulb may
need replacement. ( P. 458)
● If the replaced fuse blows again, have the vehicle inspected by your Toyota
dealer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness f rom damage.
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or
injury.
● Never use a fuse of a higher amperage rating than that indicate d, or use
any other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
● Do not modify the fuses or fuse boxes.
■ Fuse box near the power control unit
Never check or replace the fuses as there are high voltage parts and wiring
near the fuse box.
Doing so may cause electric shoc k, resulting in death or serious injury.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired b y your
Toyota dealer as soon as possible.

4587-3. Do-it-yourself maintenance
PRIUS c_U
Check the wattage of the light bulb to be replaced. ( P. 544)
Light bulbs
You may replace the following bulbs by yourself. The difficulty
level of replacement varies depending on the bulb. As there is a
danger that components may be damaged, we recommend that
replacement is carried out by your Toyota dealer.
Preparing for light bulb replacement

4597-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U■
Front
Front turn signal light/parking light
■Rear
Bulb locations
1
Rear turn signal light
Back-up light License plate lights1
2
3

4607-3. Do-it-yourself maintenance
PRIUS c_U■
Front turn signal li
ghts/parking lights
Turn the bulb base counter-
clockwise.
Remove the light bulb.
When installing, reverse the steps listed.
Replacing light bulbs
1
2
3

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

4627-3. Do-it-yourself maintenance
PRIUS c_U
When installing the light bulb, install by conducting and
with the directions reversed.
Install the lamp assembly
and then install the 2 bolts.
When installing the lamp assem-
bly, align the guide (where the
clip attaches) and pins of
the lamp assembly with the con-
necting parts on the vehicle
body.
432
5
12