maintenance TOYOTA VENZA 2016 Repair Manual

5224-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) ■ Checking interval
Inspect and replace the air conditioning filter according to the maintenance
schedule. In dusty areas or areas with heavy traffic flow early replacement
may be required. (For scheduled maintenance information, refer to the
“Scheduled Maintenance Guide”, “Owner’s Manual Supplement”.)
■ If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.
NOTICE■ To prevent damage to the system
When using the air conditioning system, make sure that a filter is always
installed.

5234-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) 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 rag.)
● Small Phillips-hea d screwdriver
● Lithium battery
Vehicles with smart key system: CR1632
Vehicles without smar t key system: CR2025
■ Replacing the battery (vehicles with smart key system)
Take out the mechanical key.
Remove the cover.STEP 1
STEP 2

5244-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) Remove the depleted battery. Insert a new battery with the
“+” terminal facing up.
■ Replacing the battery (vehicles without smart key system)
Remove the cover.
Remove the module.STEP 3
STEP 1
STEP 2

5254-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) ■ 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.STEP 3

5264-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) 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 components inside the electronic key.
● Do not bend the battery terminals.

5274-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) Checking and replacing fuses If any of the electrical componen ts 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.STEP 1
STEP 2

5284-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) After a system failure, see “Fuse layout and amperage rat-
ings” (  P. 529) 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 B
Normal fuse
Blown fuse Contact your Toyota dealer.STEP 3
STEP 4
STEP 5
1 2 ITY42C012

5294-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) Fuse layout and amperage ratings
■ Engine compartment
Fuse block
Back of the cover ITI43V079a

5304-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) Fuse Ampere Circuit1 MIRROR 10 A Outside rear view mirrors
(driving position memory)
2 DEICER 20 A Windshield wiper de-icer
3 INJ NO.1 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 INJ NO.2 15 A Igniter system
5 EFI NO.2 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
6 EFI NO.3 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
7 HEATER 50 A Air conditioning system
8 VSC NO.1 50 A Anti-lock brake system, vehicle
stability control system
9
FA N M A I N
* 1
50 A Electric cooling fan
10 VSC NO.2 30 A Anti-lock brake system, vehicle
stability control system
11
CDS FAN
* 2
30 A Electric cooling fan
12
RDI FAN
* 2
30 A Electric cooling fan
13 LG/CLOSER 30 A Power back door
14 RR DEF 30 A Rear window defogger
15 ALT 140 A
* 3

or
120 A
* 3
Charging system, HEATER,
ABS NO.1, FAN MAIN, ABS
NO.2, PBD, RR DEF, MIR HTR,
DEICER
16 EPS 80 A Electric power steering
17 ST 30 A Starting system
18 BI-XENON 10 A Discharge headlights
(high beam control)
19 DOOR NO.1 20 A Power door lock system
20 STRG LOCK 20 A Steering lock system
21 SEC HORN 7.5 A SEC HORN
22 AM2 7.5 A Multiplex communication sys-
tem, starting system
23 ALT-S 7.5 A Charging system

5314-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) 24 EFI NO.1 10 A Smart key system, multiport fuel
injection system/sequential mul-
tiport fuel inje ction system, auto-
matic transmission
25 ETCS 10 A Multiport fuel injection system/
sequential multiport fuel injection
system, electronic throttle con-
trol system
26 TURN-HAZ 15 A Turn signal lights
27 IG2 25 A INJ NO.1, INJ NO.2, SRS airbag
system
28 AMP 20 A Audio system
29 A/F
* 1
20 A Air fuel ratio sensor
EFI MAIN
* 2
20 A EFI NO.2, EFI NO.3
30 HORN 10 A Horn
31 H-LP LO (LH) 15 A Left-hand headlight (low beam)
32 H-LP LO (RH) 15 A Right-hand headlight (low beam)
33 H-LP HI (LH) 15 A Left-hand headlight (high beam)
34 H-LP HI (RH) 15 A Right-hand headlight (high beam)
35 EFI MAIN
* 1
25 A
EFI NO.2, EFI NO.3
EFI NO.4
* 2
20 A
Air fuel ratio sensor
36 DOME 7.5 A Personal/interior lights, vanity
lights, engine switch light, door
courtesy lights, power back door,
gauges and metersFuse Ampere Circuit