maintenance TOYOTA PRIUS 2009 2.G Repair Manual

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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 to OFF mode.
Remove the engine compartment cover if necessary.
P. 361
Open the fuse box cover.
Engine compartment
Push the tabs in and lift the lid
off.
Driver’s side instrument panel Remove the lid.STEP1
STEP2
STEP3

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Luggage compartment
Remove the cover.
After a system failure, see “Fuse layout and amperage rat-
ings” ( P. 397) for details about which fuse to check.
Remove the fuse with the pull-
out tool.
STEP4
STEP5

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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.
STEP6

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Fuse layout and amperage ratings
■ Driver’s side instrument panel
FuseAmpereCircuit
1PWR30 APower windows
2DEF 40 ARear window defogger
3M/HTR 15 AOutside rear view mirror heater
4WIP 30 AWindshield wiper
5RR WIP 15 ARear wiper
6WSH 20 AWasher
7 ECU-IG 7.5 ASmart key system, power win-
dows, touch screen, electric power
steering, theft deterrent system
8GAUGE 10 AGauge and meter, backup lights,
emergency flasher, power win-
dows
9OBD 7.5 AOn-board diagnosis system
10 STOP 7.5 AStop lights
11 D O O R 25 APower door lock system
12 ACC-B 25 A“POWER OUTLET”, “ACC” fuses

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13 ECU-B15 ATouch screen, power windows, air
conditioning system
14 AM1 7.5 AHybrid system
15 TAIL 10 ATail lights, license plates light,
parking lights
16 PANEL 7.5 ATouch screen, clock, audio sys-
tem, instrument panel lights
17 A/C (HTR) 10 AAir conditioning system
18 FR DOOR 20 APower windows
19 PWR OUTLET 15 APower outlet
20 ACC 7.5 AAudio system, touch screen, clock
21 PWR OUTLET
FR
15 A
Power outlet
22 IGN 7.5 AHybrid system, hybrid vehicle
immobilizer system, SRS airbags
FuseAmpereCircuit

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■
Engine compartment
FuseAmpereCircuit
23SPARE30 ASpare
24 SPARE 15 A Spare
25 DRL 7.5 A Daytime running light system
26 H-LP LO RH 10 A
*1
Right-hand headlight (low beam)
15 A*2
27 H-LP LO LH 10 A*1
Left-hand headlight (low beam)
15 A*2
28 H-LP HI RH 10 A Right-hand headlight (high beam)
29 H-LP HI LH 10 A Left-hand headlight (high beam)
30 EFI 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
31 AM2 15 A “IGN” fuse, ignition system
32 HORN 10 A Horn
33 HEV 20 A Hybrid system
34 P CON MAIN 7.5 A Parking control system, hybrid
vehicle immobilizer system

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*1: Vehicles with halogen headlights (low beam)
*2: Vehicles with discharge headlights (low beam)35 ABS-1 25 A Anti-lock brake system
36 ETCS 10 A Electronic throttle control system
37 BATT FAN 10 A Battery cooling fan
38 HAZ 10 A
Turn signal lights, emergency
flasher
39 DOME 15 A Audio system, interior lights, smart
key system, gauge and meter, turn
signal lights, luggage room light,
clock
40 ABS MAIN3 15 A Anti-lock brake system
41 ABS MAIN2 10 A Anti-lock brake system
42 ABS MAIN1 10 A Anti-lock brake system
43 FR FOG 15 A Fog lights
44 CHS W/P 10 A CHS W/P
45 AMP 30 A Audio system
46 PTC HTR2 30 A PTC heater
47 PTC HTR1 30 A PTC heater
48 CDS FAN 30 A Electric cooling fan
FuseAmpereCircuit

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■
Luggage compartment
FuseAmpereCircuit
49 DC/DS-S 5 A Inverter and converter
50 MAIN 120 A Hybrid system

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CAUTION
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage, and possibly a fire or injury.
● Never use a fuse of a higher amperage rating than indicated, 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.
This can cause extensive damage or even fire.
● Do not modify fuses or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Toy-
ota dealer.

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Light bulbs
You may replace the following bulbs yourself. For more information
about replacing other light bulbs, contact your Toyota dealer.
■Prepare a replacement light bulb.
Check the wattage of the light bulb being replaced. ( P. 469)
■ Remove the engine compartment cover if necessary.
 P. 3 6 1
■ Front bulb locations
■ Rear bulb locations
ITY43P038
Parking and front
side marker lights
Headlight
Front turn signal light
ITY43P039
Rear turn signal light
Back-up light Licence plate lights
Tail and rear side
marker lights