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4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47856U_(U)
4
Maintenance and care
■Use a CR1632 lithium battery
●Batteries can be purchased at your Toyota dealer, local electrical appli-
ance shops or camera stores.
●Replace only with the same or equivalent type recommended by the
manufacturer.
●Dispose of used batteries according to local laws.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart key system and wireless remote control will not function prop-
erly.
●The operational range will be reduced.
CAUTION
■Removed battery and 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 control.
●Do not bend either of the battery terminals.
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4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47856U_(U)
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 “POWER” switch off.
Ve h i c l e s w i t h S o l a r Ve n t i l a t i o n S ystem: Turn the Solar Ventilation
System off and make sure not to operate the Remote Air Condi-
tioning System.
Open the fuse box cover.
Engine compartment
Push the tab in and lift the lid
off.
When closing, first hook the lid
onto the two rear tabs.
Left side instrument panel
Remove the lid.
After a system failure, see “Fuse layout and amperage rat-
ings” (→P. 5 0 1 ) f o r d e t a i l s a b o u t w h i c h f u s e t o c h e c k .
STEP 1
STEP 2
ITO43P127
STEP 3
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PRIUS PHV_OM_OM47856U_(U)
4
Maintenance and care
Remove the fuse.
Only type A fuse can be
removed using the pullout
tool.
Check if the fuse is blown.
Ty p e A
Normal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
STEP 4
STEP 5
12
ITY42C012
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PRIUS PHV_OM_OM47856U_(U)
Ty p e B
Normal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
Ty p e C
Normal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
ITO43P161
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PRIUS PHV_OM_OM47856U_(U)
4
Maintenance and care
Fuse layout and amperage ratings
■Engine compartment
FUSEAmpereCircuit
1HTR 50A Air conditioning system
2RDI 30A Electric cooling fans
3CDS 30A Electric cooling fans
4FUEL OPN 7.5A Fuel filler door opener
5S-HORN 10A No circuit
6ENG W/P 30A Cooling system
7ABS MAIN
NO.27.5A Anti-lock brake system
8H-LP CLN 30A Headlight cleaner
9P-CON MTR 30AP position control system, trans-
mission
10 AMP NO.1 30A Audio system
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4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47856U_(U)
FUSEAmpereCircuit
11 I G C T 3 0 A P C U , I G C T N O . 2 , I G C T N O . 3
12 DC/DC-S 5A Inverter and converter
13 P CON MAIN 7.5AP position control system, P posi-
tion switch
14 AM2 7.5A Power management system
15 ECU-B2 7.5A Smart key system, hybrid system
16 MAYDAY/DCM 10A MAYDAY/DCM
17 PIMR 10A Charge system
18 TURN & HAZ 10A Turn signal lights
19 ETCS 10A
Multiport fuel injection system/
sequential multiport fuel injection
system
20ABS MAIN
NO.120A Anti-lock brake system
21 H-LP LH LO 15A Left-hand headlight (low beam)
22 P/I 2 40A
P position control system, horn,
headlight low beams, back-up
lights
23 ABS MTR 1 30A Anti-lock brake system
24 ABS MTR 2 30A Anti-lock brake system
25 H-LP HI MAIN 20AHeadlight high beams, daytime
running lights
26 DRL 7.5A Daytime running lights
27 AMP NO.2 30A Audio system, navigation system
28 P/I 1 60A IG2, EFI MAIN, BATT FAN
29 EPS 60A Electric power steering
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PRIUS PHV_OM_OM47856U_(U)
4
Maintenance and care
FUSEAmpereCircuit
30 H-LP RH LO 15A Right-hand headlight (low beam)
31 PCU 10A Inverter and converter
32 IGCT NO.2 10A
Hybrid system, P position control
system, power management sys-
tem, multiport fuel injection sys-
tem/sequential multiport fuel
injection system
33 MIR HTR 10A Outside rear view mirror defoggers
34 RAD NO.1 15A Audio system, navigation system
35 DOME 10A
Door courtesy lights, luggage
compartment light, personal light,
interior light, foot lights, vanity
lights, inside rear view mirror,
garage door opener
36 ECU-B 7.5ASmart key system, personal lights,
gauges and meters
37 H-LP LH HI 10A Left-hand headlight (high beam)
38 H-LP RH HI 10A Right-hand headlight (high beam)
39 EFI NO.2 10A
Multiport fuel injection system/
sequential multiport fuel injection
system
40 IGCT NO.3 10A Cooling system
41 SPARE 30A Spare fuse
42 SPARE 10A Spare fuse
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PRIUS PHV_OM_OM47856U_(U)
FUSEAmpereCircuit
43 SPARE 7.5A Spare fuse
44 EFI MAIN 20A
Multiport fuel injection system/
sequential multiport fuel injection
system, cooling system, EFI NO.2
45 BATT FAN 20A Battery cooling fan
46 IG2 20A
Multiport fuel injection system/
sequential multiport fuel injection
system, MET, IGN, power man-
agement system