2015 TOYOTA PRIUS V engine

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PRIUS v_OM_OM47887U_(U)
7-3. Do-it-yourself maintenance
Light bulbs
Check the wattage of the light bulb to be replaced. (P. 558)
 P. 4 2 4
You may replace the following bulbs by yourself. The difficulty
level of replacement varies de pending on the bulb. If necessary
bulb replacement seems difficul t to perform, contact your
Toyota dealer.
For more information about repl acing other light bulbs, contact
your Toyota dealer.
Preparing for light bulb replacement
Removing the engine compartment cover

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PRIUS v_OM_OM47887U_(U)
8
When trouble arises
8-2. Steps to take in an emergency
If you think something is wrong
●Fluid leaks under the vehicle
(Water dripping from the air co nditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● High coolant temperature warning light flashes or comes on
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the hybrid system
● Engine missing, stumbling or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, spon gy feeling, pedal almost touches
the floor
If you notice any of the follow ing symptoms, your vehicle proba-
bly needs adjustment or repair. Contact your Toyota dealer as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

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PRIUS v_OM_OM47887U_(U)
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 and warning buzzer (red
indicator)
*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
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.
Brake system warning light (yellow indicator)
Indicates a malfunction in:
• The regenerative brake system; or
• The electronically controlled brake system
 Have the vehicle inspected by your Toyota dealer
immediately.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(If equipped)
Low engine oil pressure warning light
Indicates that the engine oil pressure is too low
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(If equipped)
Hybrid system warning light (warning buzzer)
Indicates a malfunction in the hybrid system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.

4898-2. Steps to take in an emergency
PRIUS v_OM_OM47887U_(U)
8
When trouble arises
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The hybrid system;
• The electronic engine control system; or
• The electronic throttle control system
 Have the vehicle inspected by your Toyota dealer
immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
 Have the vehicle inspected by your Toyota dealer
immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
 Have the vehicle inspected by your Toyota dealer
immediately.
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS system
 Have the vehicle inspected by your Toyota dealer
immediately.
(Flashes)
(If equipped)
PCS warning light
Indicates a malfunction in the pre-collision system
 Have the vehicle inspected by your Toyota dealer
immediately.
The warning light will operate as follows, even when the
system is not malfunctioning:
• The light will come on when the TRAC and VSC are turned off. (P. 247)
• The light will come on when the pre-collision system is turned off. (P. 252)
• The light will flash when the system cannot temporarily
be used.
Warning lightWarning light/Details/Actions

4918-2. Steps to take in an emergency
PRIUS v_OM_OM47887U_(U)
8
When trouble arises
(Flashes)
(If equipped)
P position request indicator light (warning buzzer)
The amount of charge remaining in the hybrid battery
(traction battery) has fallen because the shift position has
been left in N for a long time
 Because recharging is not possible when the shift
position is in N, shift the shift position to P when
parking the vehicle for a long time.
• The driver’s door has been opened while the shift posi- tion is in N, D or B
• An attempt has been made to start the hybrid system while the shift position is in anything other than P
 Shift the shift position to P.
(If equipped)
Hybrid system overheat warn ing light (warning buzzer)
The hybrid system has overheated
This light may come on when driving under severe operat-
ing conditions, and the output of the hybrid system may
temporarily decrease in order to protect the system. (For
example, when driving up a long steep hill or driving up a
steep hill in reverse.)
 Stop and check. ( P. 541)
(If equipped)
Cruise control indicator (yellow indicator)
Indicates a malfunction in the cruise control
 Have the vehicle inspected by your Toyota dealer
immediately.
(Only outer frame
flashes)
(If equipped)
Low hybrid battery (tract ion battery) warning light
(warning buzzer)
Hybrid battery (traction battery) level becomes low
because the shift position is in N for long time
 Because recharging is not possible when the shift
position is in N, shift the shift position to P when
parking the vehicle for a long time.
High coolant temperat ure warning light
Changes from a flashing to a solid light when the engine
coolant temperature increases
 Stop and check. ( P. 541)
(If equipped)
Automatic headlight leveling system warning light
Indicates a malfunction in the automatic headlight leveling
system
 Have the vehicle inspected by your Toyota dealer
immediately.
Open door warning light (warning buzzer)*2
Indicates that a door is not fully closed
 Check that all the doors are closed.
Warning lightWarning light/Details/Actions

5058-2. Steps to take in an emergency
PRIUS v_OM_OM47887U_(U)
8
When trouble arises
Indicates an engine oil pressure malfunction A buzzer also sounds.
 Immediately contact your Toyota dealer.
Indicates that the hybrid system has overheated
This message may be displayed when driving
under severe operating conditions, and the out-
put of the hybrid system may temporarily
decrease in order to protect the system. (For
example, when driving up a long steep hill or
driving up a steep hill in reverse.)
A buzzer also sounds.
 Stop and check. ( P. 541)
(If equipped)
Indicates a malfunction in the Automatic High
Beam
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Indicates that the insufficient 12-volt battery
charge
A few seconds
* after the message disap-
pears: Maintain the hybrid system opera-
tion state for approximately 15 minutes or
more to recharge the 12-volt battery.
 If the message does not disappear: Start
the hybrid system by following the “If the
12-volt battery is discharged” procedure
(P. 536).
*: This is displayed for about 6 seconds.
Warning messageDetails/Actions
(Flashes)

5308-2. Steps to take in an emergency
PRIUS v_OM_OM47887U_(U)
WARNING
■When using the compact spare tire
●Remember that the spare tire provided is specifically designed for use
with your vehicle. Do not use your spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shift-
ing operations that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Fail-
ure to observe this precaution may lead to an accident causing death or
serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in
their storage location to reduce the po ssibility of personal injury during a
collision or sudden braking.
■When stowing the flat tire
●Make sure the rear seatbacks ar e in their original position.
●Secure it using a tire tie-down belt. Otherwise, the flat tire may fly out
in case of sudden braking or an accident, resulting in death or serious
injury.
• ABS & Brake assist
• VSC
•TRAC
• Cruise control
*
• Dynamic radar cruise control*
• Pre-collision system*
• EPS
• Rear view monitor system
*
• LDA (Lane Departure Alert)*
• Navigation system*
*
: If equipped

5378-2. Steps to take in an emergency
PRIUS v_OM_OM47887U_(U)
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When trouble arises
Connect the jumper cables according to the following procedure:Connect a positive jumper cabl e clamp to the exclusive jump
starting terminal on your vehicle.
Connect the clamp on the other e nd of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the exclusive
jump starting terminal and any moving parts, as shown in the
illustration.
Start the engine of the second vehicle. Increase the engine speed
slightly and maintain at that le vel for approximately 5 minutes to
recharge the 12-volt battery of your vehicle.
Maintain the engine speed of t he second vehicle and start the
hybrid system of your vehicle by turning the power switch to ON
mode.3
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