Page 497 of 688
4974-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) Engine coolant
The coolant level is sati sfactory if it is betw een the “F” and “L” lines on
the reservoir when the engine is cold.
Reservoir cap
Full
Low If the level is on or below the “L”
line, add coolant up to the “F” line.NOTICE■ To prevent serious engine damage
Check the oil level on regular basis.
■ When replacing the engine oil
● Be careful not to spill engine oil on the vehicle components.
● Avoid overfilling, or the engine could be damaged.
● Check the oil level on the dipstick every time you refill the vehicle.
● Be sure the engine oil filler cap is properly retightened.
Page 498 of 688

4984-3. Do-it-yourself maintenance
VENZA_OM_OM73030U_(U) ■ If the coolant level drops within a short time after replenishing
Visually check the radiator, hoses, reservoir cap, radiator cap, drain cock
and water pump.
If you cannot find a leak, have your Toyota dealer pressure test the cap and
check for leaks in the cooling system.
■ Coolant selection
Only use “Toyota Super Long Life Coolant” or similar high quality ethylene
glycol based non-silicate, non-amine, non-nitrite, and non-borate coolant
with long-life hybrid organic acid technology.
U.S.A.: “Toyota Super Long Life Coolant” is a mixture of 50% coolant and
50% deionized water. (Enabled: -31 F [-35 C])
Canada: “Toyota Super Long Life Coolant” is a mixture of 55% coolant
and 45% deionized water. (Enabled: -44 F [-42 C])
For more details about engine coolant, contact your Toyota dealer.
CAUTION■ When the engine is hot
Do not remove the radiator cap.
The cooling system may be under pressure and may spray hot coolant if the
cap is removed, causing serious injuries, such as burns.
Page 499 of 688
4994-3. Do-it-yourself maintenance
4
Maintenance and care
VENZA_OM_OM73030U_(U) Radiator and condenser
Check the radiator and condenser and clear any foreign objects.
If either of the above parts are extremely dirty or you are not sure of
their condition, have your vehicl e checked by your Toyota dealer.NOTICE■ When adding the engine coolant
Coolant is neither plain water nor stra ight antifreeze. The correct mixture of
water and antifreeze must be used to provide proper lubrication, corrosion
protection and cooling. Be sure to read the antifreeze or coolant label.
■ If you spill coolant
Be sure to wash it off with water to prevent damage to parts or paint.
CAUTION■ When the engine is hot
Do not touch the radiator or condenser as they may be hot and cause seri-
ous injuries, such as burns.
Page 527 of 688
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
Page 565 of 688

5
When trouble arises
5655-2. Steps to take in an emergency
VENZA_OM_OM73030U_(U) Stop the vehicle immediately.
The following warning indicates the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your Toyota dealer.
Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.Warning light Warning light/Details
Charging system warning light
Malfunction in the vehicle’s charging system.
Low engine oil pressure warning light
Abnormal level of engine oil pressure.
This warning light may turn on if the level of engine oil
declines. The light should turn off after checking the oil
and adding oil if necessary.
Warning light Warning light/Details
Malfunction indicator lamp
Malfunction in:
• The emission control system;
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
Page 568 of 688

5685-2. Steps to take in an emergency
VENZA_OM_OM73030U_(U) Warning light Warning light/Details Correction procedure
Low fuel level warning
light
Indicates that remaining
fuel is about 4.0 gal. (15.0
L, 3.3 Imp. gal.) or less Refuel the vehicle.
(if equipped) Master warning light
A buzzer sounds and the
warning light comes on
and flashes to indicate that
the master warning system
has detected a malfunc-
tion. Take appropriate action in
accordance with the mes-
sage displayed on the multi-
information display.
Low windshield washer
fluid level warning light
Indicates that the wind-
shield washer fluid level is
too low. Add washer fluid.
(AWD models) Active Torque Control
4WD system warning light
When the light blinks:
The system has been over-
loaded and front-wheel
drive has been automati-
cally engaged. Drop your speed or stop the
vehicle until the light stops
blinking. (Do not stop the
engine.)
When the light comes on:
Malfunction in the Active
Torque Control 4WD sys-
tem. Have the system checked
by your Toyota dealer.
Page 570 of 688
5705-2. Steps to take in an emergency
VENZA_OM_OM73030U_(U) Follow the correction procedures. (smart key system)
After taking the specified steps to correct the suspected problem,
check that the warning light turns off. Interior
buzzer Exterior
buzzer Warning
light Warning light/Details Correction
procedure
Once —
(Comes on
for 8 sec-
onds.) Smart key system
warning light
Indicates that the
electronic key is not
present when
attempting to start
the engine. Confirm the
location of
the elec-
tronic key
* .
Once 3 times Smart key system
warning light
Indicates that a
door other than the
driver’s door has
been opened or
closed with the
“ENGINE START
STOP” switch in
any mode other
than off and the
electronic key out-
side of the detec-
tion area. Confirm the
location of
the elec-
tronic key.
Page 572 of 688

5725-2. Steps to take in an emergency
VENZA_OM_OM73030U_(U) ■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is the fuel empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The malfunction indicator lamp will go off after taking several driving trips.
If the malfunction indicator lamp does not go off even after several trips, con-
tact your Toyota dealer as soon as possible.
■ Key reminder buzzer (vehic les without smart key system)
The buzzer indicates that the key has not been removed with the engine off
and the driver’s door opened.
■ Open moon roof warning buzzer
The buzzer indicates that the moon roof is not fully closed with the engine off
and the driver’s door opened.
■ Front passenger detect ion sensor and passenger seat belt reminder
● If luggage is placed on the front passenger seat, the front passenger
detection sensor may cause the warning light to flash, even if a passen-
ger is not sitting in the seat.
● If a cushion is placed on the seat, the sensor may not detect a passen-
ger, and the warning light may not operate properly.
■ Electric power steering system warning light
When the battery charge becomes insufficient or the voltage temporarily
drops, the electric power steering system warning light may come on.