2017 TOYOTA SIENNA lights

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SIENNA_OM_OM08007U_(U)
8-1. Essential information
Emergency flashers
Press the switch.
All the turn signal lights will flash.
To turn them off, press the switch
once again.
■Emergency flashers
If the emergency flashers are used for a long time while the engine is not
operating, the battery may discharge.
The emergency flashers are used to warn other drivers when the
vehicle has to be stopped in th e road due to a breakdown, etc.

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8
When trouble arises
8-2. Steps to take in an emergency
If a warning light turns on or a warning
buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then
goes off, this does not necessarily indicate a malfunction in the
system. However, if this continues to occur, have the vehicle
inspected by your Toyota dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released the system is operating normally.
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
Charging system warning light*2
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Low engine oil pressure warning light (warning
buzzer)
*2
Indicates that the engine oil pressure is too low.
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic automatic transaxle control system
 Have the vehicle inspected by your Toyota dealer
immediately.

5518-2. Steps to take in an emergency
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8
When trouble arises
WARNING
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Toyota
dealer. The vehicle will become extrem ely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
■ When the electric power steerin g system warning light comes on
The steering wheel may become extremely heavy.
When steering wheel operations are heavier than usual, grip the steering
wheel firmly and operate it using more force than usual.
■
If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
Vehicles with standard tires:
●Stop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Check the tires.
If a tire is flat, change it with th e spare tire and have the flat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
Vehicles with run-flat tires:
●Decelerate to the lowest appropriate speed as soon as possible. Do
not drive over 50 mph (80 km/h).
●Check and adjust the tire inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Have the tire
replaced by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.

5618-2. Steps to take in an emergency
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8
When trouble arises
Indicates that engine oil level is lowThis message may appear if the vehicle is
stopped on a slope. Move the vehicle to a level
surface and check to see if the message disap-
pears.
A buzzer also sounds.
 Check the level of engine oil, and add or
replace if necessary.
Indicates abnormal engine oil pressure A buzzer also sounds.
 Immediately stop the vehicle in a safe place
and contact your Toyota dealer.
(AWD models)
Indicates a malfunction in the Active Torque
Control 4WD system A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Vehicles without a smart key system:
Indicates that the engine switch is turned to the
“LOCK” position, the key is removed and the
driver’s door is opened while the lights are turned
on.
Vehicles with a smart key system:
Indicates that the engine switch is turned off and
the driver’s door is opened while the lights are
turned on. A buzzer also sounds.
 Turn the lights off.
Warning messageDetails/Actions
(Flashes)

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8-2. Steps to take in an emergency
If the engine will not start
One of the following may be the cause of the problem:
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
● The engine may be flooded.
Try to restart the engine again following correct starting procedures.
( P. 225, 228)
● There may be a malfunction in the engine immobilizer system.
( P. 75)
One of the following may be the cause of the problem:
● The battery may be discharged. ( P. 590)
● The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical
problem such as an electronic key battery depletion or a blown fuse.
However, an interim measure is available to start the engine.
(  P. 587)
If the engine will not start even though correct starting proce-
dures are being followed ( P. 225, 228), consider each of the fol-
lowing points:
The engine will not start even though the starter motor operates
normally.
The starter motor turns over slowly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low
volume.
The starter motor does not turn over (vehicles with a smart key
system)

5878-2. Steps to take in an emergency
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When trouble arises
One of the following may be the cause of the problem:
●One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( P. 590)
● There may be a malfunction in the steering lock system (vehicle
with a smart key system).
Contact your Toyota dealer if the problem cannot be repaired, or if repair
procedures are unknown.
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the engine switch is functioning
normally:
Set the parking brake.
Shift the shift lever to P.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while
depressing the brake pedal firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the v ehicle inspected by your Toyota
dealer.
The starter motor does not turn ov er, the interior lights and head-
lights do not turn on, or the horn does not sound.
Emergency start function (vehicles with a smart key system)
1
2
3
4

5928-2. Steps to take in an emergency
SIENNA_OM_OM08007U_(U)
■Starting the engine when the battery is discharged
The engine cannot be started by push-starting.
■ To prevent battery discharge
●Turn off the headlights and the audio system while the engine is off.
● Turn off any unnecessary electrical components when the vehicle is running
at a low speed for an extended period, such as in heavy traffic.
■ When the battery is removed or discharged
●The power sliding door (if equipped) must be initialized. ( P. 128)
● The power back door (if equipped) must be initialized. ( P. 138)
■ Charging the battery
The electricity stored in the battery will discharge gradually even when the
vehicle is not in use, due to natural discharge and the draining effects of cer-
tain electrical appliances. If the vehicle is left for a long time, the battery may
discharge, and the engine may be unable to start. (The battery recharges
automatically during driving.)

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9-1. Specifications
Cooling system
Capacity
Without towing package
12.2 qt. (11.5 L, 10.1 Imp.qt.)
With towing package
12.5 qt. (11.8 L, 10.4 Imp.qt.)
Coolant type Use either of the following.
• “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-basednon-silicate, non-amine, non-nitrite, and non-
borate coolant with long-life hybrid organic
acid technology
Do not use plain water alone.
Ignition system
Spark plug
Make
Gap DENSO FK20HBR8
0.03 in. (0.8 mm)
NOTICE
■
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust spark plug gap.
Electrical system
Battery
Open voltage* at
68 F (20 C): 12.3 V or more
If the voltage is lower than the standard value,
charge the battery.
(
*: Voltage checked 20 minutes after the engine
and all the lights turned off)
Charging rates 5 A max.