TOYOTA VENZA 2012 Owners Manual (in English)

541
4-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_U (OM73013U)
■
If the electronic key battery is discharged
The following symptoms may occur.
● The smart key system and wireless remote control will not function prop-
erly.
● The operational range is reduced.
■ Use a CR1632 (vehicles with smar t key system), or CR2025 (vehicles
without smart key system) lithium battery
● Batteries can be purchased at your Toyota dealer, jewelers, or camera
stores.
● Replace only with the same or equivalent type recommended by a
Toyota dealer.
● Dispose of used batteries according to the local laws.
Open the case cover using a
flathead screwdriver pro-
tected with tape etc. and
remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
STEP3

542 4-3. Do-it-yourself maintenance
VENZA_U (OM73013U)
CAUTION
■Removed battery and other parts
Keep away from children. These parts are small and if swallowed by a child
they can cause choking. 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 components inside the electronic key.
● Do not bend the battery terminals.

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4-3. Do-it-yourself maintenance
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Maintenance and care
VENZA_U (OM73013U)
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.
Vehicles with smart key system:
Turn the “ENGINE START STOP” switch off.
Vehicles without smart key system:
Turn the engine switch to the “LOCK” position.
Open the fuse box cover.
Engine compartment
Push the tab in and lift the lid
off.
Driver’s side instrument panel Remove the lid.STEP1
STEP2

544 4-3. Do-it-yourself maintenance
VENZA_U (OM73013U)
After a system failure, see “Fuse layout and amperage rat-
ings” (P. 545) for details about which fuse to check.
Remove the fuse with the pull-
out tool.
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
Contact your Toyota dealer.
STEP3
STEP4
STEP5
12
ITY42C012

545
4-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_U (OM73013U)
Fuse layout and amperage ratings
■ Engine compartment
Fuse block
Back of the cover

546 4-3. Do-it-yourself maintenance
VENZA_U (OM73013U)
FuseAmpereCircuit
1AC 115V15 APower outlet
2DEICER20 AWindshield wiper de-icer
3INJ NO.115 A
Multi-port fuel injection system/
sequential multi-port fuel injec-
tion system
4INJ NO.215 AIgniter system
5EFI NO.215 A
Multi-port fuel injection system/
sequential multi-port fuel injec-
tion system
6EFI NO.310 A
Multi-port fuel injection system/
sequential multi-port fuel injec-
tion system
7HEATER50 AAir conditioning system
8ABS NO.150 AAnti-lock brake system, vehicle
stability control system
9FA N M A I N*150 AElectric cooling fan
10ABS NO.230 AAnti-lock brake system, vehicle
stability control system
11CDS FAN*230 AElectric cooling fan
12RDI FAN*230 AElectric cooling fan
13FA N M A I N*140 AElectric cooling fan
14PBD30 APower back door
15RR DEF30 ARear window defogger
16ALT
140 A*3
or
120 A
*3
Charging system, HEATER,
ABS NO.1, FAN MAIN, ABS
NO.2, PBD, RR DEF, MIR HTR,
DEICER
17EPS80 AElectric power steering
18ST/AM230 AStarting system
19DOOR NO.120 APower door lock system
20STR LOCK20 ASteering lock system
21SEC HORN7.5 ASEC HORN
22AM27.5 AMultiplex communication sys-
tem, starting system
23ALT-S7.5 ACharging system

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4-3. Do-it-yourself maintenance
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Maintenance and care
VENZA_U (OM73013U)
24EFI NO.110 A
Smart key system, multi-port fuel
injection system/sequential
multi-port fuel
injection system,
automatic transmission
25ETCS10 A
Multi-port fuel injection system/
sequential multi-port fuel injec-
tion system, electr onic throttle
control system
26HAZ15 ATurn signal lights
27IG225 AINJ NO.1, INJ NO.2, SRS airbag
system
28RADIO NO.325 AAudio system
29A/F*120 AAir fuel ratio sensor
EFI MAIN*220 AEFI NO.2, EFI NO.3
30HORN10 AHorn
31H-LP LH LO15 ALeft-hand headlight (low beam)
32H-LP RH LO15 ARight-hand headlight (low beam)
33H-LP LH HI15 ALeft-hand headlight (high beam)
34H-LP RH HI15 ARight-hand headlight (high beam)
35EFI MAIN*125 AEFI NO.2, EFI NO.3
EFI NO.4*220 AAir fuel ratio sensor
36DOME7.5 A
Personal/interior lights, vanity
lights, engine switch light, door
courtesy lights, power back door,
gauges and meters
FuseAmpereCircuit

548 4-3. Do-it-yourself maintenance
VENZA_U (OM73013U)
*1: Vehicles with 2GR-FE engine
*2: Vehicles with 1AR-FE engine
*3: Replace the fuse with one of the same ampere rating as the original.
37ECU-B10 A
Gauges and meters, clock,
audio system, main body ECU,
wireless remote control, smart
key system, power back door,
front passenger occupant clas-
sification system
38RSE10 ARear seat entertainment system
39RADIO NO.115 AAudio system, navigation system
40SPARE7.5 ASpare fuse
41SPARE15 ASpare fuse
42SPARE25 ASpare fuse
FuseAmpereCircuit

549
4-3. Do-it-yourself maintenance
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Maintenance and care
VENZA_U (OM73013U)
■
Driver’s side instrument panel
FuseAmpereCircuit
1RR DOOR20 APower windows
2RL DOOR20 APower windows
3FR DOOR20 APower windows
4FR FOG15 AFog lights
5OBD7.5 AOn-board diagnosis system
6FL DOOR20 APower windows
7STOP10 AStop lights, vehicle stability con-
trol system
8AM17.5 AStarting system
9ECU-B NO.27.5 ASteering sensor, air conditioning
system, power windows
104WD7.5 AActive Torque Control 4WD

550 4-3. Do-it-yourself maintenance
VENZA_U (OM73013U)
11SEAT HTR20 ASeat heaters
12S/ROOF25 AElectric moon roof
13TA I L10 ASide marker lights, tail lights,
license plate light
14PA N E L5 A
Emergency flashers, audio sys-
tem, clock, instrument panel light
control, glove box light, console
box light, steering switches, out-
side rear view mirror defoggers,
seat heaters, vehicle stability
control system, shift lever light
15ECU-IG NO.110 A
Multiplex communication sys-
tem, electric moon roof, power
back door, seat heaters, Active
Torque Control 4WD, audio sys-
tem, Automatic High Beam
16RR WASHER15 ARear window washer
17A/C NO.210 AAir conditioning system
18FR WASHER20 AWindshield washer
19ECU-IG NO.27.5 A
Vehicle stability control sys-
tem, automatic headlight level-
ing system, yaw rate & G
sensor, steering sensor, shift
lock system, tire pressure
warning system, automatic
transmission, electric power
steering
FuseAmpereCircuit