
PRIUS_OM_OM47B89U_(U)
6157-3. Do-it-yourself maintenance
7
Maintenance and care
Remove the reservoir cap.
Add brake fluid slowly while checking the fluid level.
Make sure to check the fluid ty pe and prepare the necessary item.
■Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking effi-
ciency. Use only newly opened brake fluid.
3
4
Fluid type SAE J1703 or FMVSS No.116 DOT 3 or SAE J1704
or FMVSS No.116 DOT 4 brake fluid
ItemsClean funnel
WARNING
■
When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage
painted surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean
water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the brake fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious problem.

672
PRIUS_OM_OM47B89U_(U)
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

673
PRIUS_OM_OM47B89U_(U)
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 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.
Brake system warning light (yellow indicator)
Indicates a malfunction in:
• The regenerative braking 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.
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 hybrid system;
• The electronic engine control system; or
• The electronic throttle control system
→ Have the vehicle inspected by your Toyota dealer
immediately.

PRIUS_OM_OM47B89U_(U)
7519-1. Specifications
9
Vehicle specifications
*: The fluid capacity is the quantity of reference.If replacement is necessary, contact your Toyota dealer.
*1: Minimum pedal clearance when depressed with a force of 67.4 lbf (300 N,30.6 kgf) while the hybrid system is operating.
*2: Parking brake pedal travel when depressed with a force of 67.4 lbf (300 N,30.6 kgf).
Transmission
Fluid capacity*3.8 qt. (3.6 L, 3.2 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■ Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of your transmission accompanied
by vibration, and ultimately damage the transmission of your vehicle.
Brakes
Pedal clearance*14.53 in. (115 mm) Min.
Pedal free play0.04 — 0.24 in. (1.0 — 6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake pedal travel*28 — 11 clicks
Fluid typeSAE J1703 or FMVSS No.116 DOT 3 or
SAE J1704 or FMVSS No.116 DOT 4
Steering
Free playLess than 1.2 in. (30 mm)

804Alphabetical index
PRIUS_OM_OM47B89U_(U)
Bluetooth® audio ..................... 472
Bluetooth® phone .................... 474
Deleting the call history......... 494
Making a call ......................... 477
Managing the contacts.......... 490
Message function.................. 484
Phone settings ...................... 489
Receiving a call..................... 480
Speaking on the phone ......... 481
Bottle holders .......................... 543
Brake Fluid ...................................... 751
Parking brake........................ 247
Regenerative braking.............. 80
Warning light ......................... 673
Brake assist ............................. 408
Brake Override System ........... 215
Break-in tips ............................. 216
Brightness control Instrument cluster
light control ........................... 94
BSM (Blind Spot Monitor) ....... 326
Care Aluminum wheels.................. 583
Camera sensor ..................... 277
Exterior ................................. 582
Interior................................... 588
Radar sensor ........................ 276
Seat belts .............................. 589
Water-repellent coating......... 583
Cargo capacity ......................... 228
Catch protection function ....... 205 Cargo hooks ............................ 547
CD player.................................. 444
Chains ...................................... 419
Child restraint system............... 58
Fixed with a LATCH
system .......... ..................... ... 71
Fixed with a seat belt .............. 65
Front passenger occupant classification syst em ............ 50
Points to remember ................ 59
Riding with children ................ 57
Types of child restraint system installation
method ................................. 61
Using an anchor bracket ................................. 74
Child safety ................................ 57
12-volt battery precautions ... 612
Airbag precautions.................. 39
Back door precautions .......... 179
Child restraint system ............. 58
How your child should wear the seat belt ................. 31
Installing child restraints ......... 61
Moon roof precautions .......... 211
Power window lock switch .... 204
Power window precautions ... 206
Rear door child-protectors .... 174
Removed key battery precautions......................... 648
Riding with children ................ 57
Seat belt extender precautions........................... 35
Seat belt precautions .............. 70
Seat heater precautions ....... 536
Child-protectors ...................... 174
C

807Alphabetical index
PRIUS_OM_OM47B89U_(U)
EngineAccessory mode ................... 233
Compartment ........................ 604
Engine switch........................ 231
Exhaust gas precautions ........ 56
Hood ..................................... 601
How to start the hybrid system ......... ....................... 231
Identification number ............ 746
If the hybrid system will not start .............................. 724
If your vehicle has to be stopped in an
emergency.......................... 665
Ignition switch (power switch) .................... 231
Overheating .......................... 735
Power switch......................... 231
Engine coolant Capacity ................................ 750
Checking ............................... 608
Preparing and checking before winter....................... 418
Engine oil Capacity ................................ 748
Checking ............................... 605
Oil pressure warning light ..... 673
Preparing and checking before winter....................... 418
Engine switch .......................... 231
Auto power off function ......... 233
Changing the power switch modes...................... 233
If your vehicle has to be stopped in an
emergency.......................... 665
Starting the hybrid system .... 231 EPS
(Electronic Power Steering)
Function ................................ 408
Warning light......................... 674
EV indicator ............................. 119
EV drive mode ......................... 237
Event data recorder (EDR) ........................................ 11
Exhaust gas precautions .......... 56
Flat tire ..................................... 691
Floor mats .................................. 26
Fluid Brake .................................... 751
Transmission ........................ 751
Washer ................................. 616
Fog lights Replacing light bulbs ............ 660
Switch ................................... 258
Footwell lights ......................... 538
Front doors .............................. 171
Front fog lights Replacing light bulbs ............ 660
Switch ................................... 258
Front passenger occupant classification system .............. 50
Front passenger’s seat belt reminder light................. 675
Front seats ............................... 190
Adjustment............................ 190
Cleaning ............................... 588
Correct driving posture ........... 28
Head restraints ..................... 195
Seat heaters ......................... 536
Front side marker lights
Light switch ........................... 248
Replacing light bulbs ............ 660
F