2009 TOYOTA YARIS Owners Manual

273
4-3. Do-it-yourself maintenance
4
Maintenance and care
Key batter y
Replace the battery with a new one if it is discharged.
■You will need the following items:
●Flathead screwdriver (To prevent damage to the key, cover
the tip of the screwdriver with plastic tape.)
● Lithium battery CR2016
■ Replacing the battery
Remove the cover.
Remove the module.
Remove the battery cover and
the depleted battery.
Insert a new battery with the
“+” terminal facing up.

274 4-3. Do-it-yourself maintenance
■If the key battery is discharged
The following symptoms may occur.
●The wireless remote control will not function properly.
● The operational range is reduced.
■ Use a CR2016 lithium battery
●Batteries can be purchased at your Toyota dealer, jewelers, or camera
stores.
● Replace only with the same or equivalent type recommended by your
Toyota dealer.
● Dispose of used batteries according to the local laws.
CAUTION
■Removed battery and other parts
Keep away from children.
These parts are small and if swallowed by a child they can cause choking.
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 components inside the remote control.
● Do not bend either of the battery terminals.

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4-3. Do-it-yourself maintenance
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Maintenance and care
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check and replace the fuses as necessary.
Turn the engine switch off.
The fuses are located in the following places. To check the
fuses, follow the in structions below.
■ Engine compartment
Ty p e A
1.Push the tab in and lift thecover off.
2.Remove the cover.

276 4-3. Do-it-yourself maintenance
Ty p e BPush the tab in and lift the lid
off.
■ Under the instrument panel
Ty p e A
1.Open the auxiliary box.
2.Pull up the box and disen-gage the claws. Remove the
stoppers from the cutouts
and remove the box.

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4-3. Do-it-yourself maintenance
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Maintenance and care
Ty p e B
Remove the lid.
After a system failure, s ee “Fuse layout and amperage
ratings” ( P. 279) for details about which fuse to check.
Remove the fuse with the pull-
out tool.

278 4-3. Do-it-yourself maintenance
Check if the fuse has blown.
Ty p e A Normal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
Ty p e BNormal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid
Ty p e CNormal fuse
Blown fuse
Contact your Toyota dealer.

279
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings
■ Engine compartment (type A)
FuseAmpereCircuit
1 ALT 120 A Charging system, HTR SUB2,
EPS, ABS1/VSC1, HTR, ABS2/
VSC2, HTR SUB1,RDI, DEF, FR
FOG, OBD2, D/L, POWER, RR
DOOR, RL DOOR, STOP and AM1
2 MAIN 60 A EFI, HORN, AM2, ALT-S, DOME,
ST, ECU-B, ETCS, HAZ, H-LP LH/
H-LP LO LH and H-LP RH/H-LP
LO RH fuses

280 4-3. Do-it-yourself maintenance
■Engine compartment (type B)
FuseAmpereCircuit
1 AM2 15 A Starting system, multiport fuel
injection system/sequential multi-
port fuel injection system
2 HORN 10 A Horn
3 EFI 20 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 SPARE 30 A Spare fuse
5 SPARE 15 A Spare fuse
6 SPARE 10 A Spare fuse
7 FR DEF 20 A No circuit
8 ABS2/VSC2 30 A Anti-lock brake system
9 H-LP MAIN 30 A No circuit
10 ST 30 A Starting system 11 S-LOCK 20 A No circuit
12 DOME 15 A Interior light, personal lights, theft
deterrent system, audio system,
wireless remote control system