Page 479 of 600
4798-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_U
●Fluid leaks un der the vehicle 
(Water dripping from the air conditioning a fter use is normal.)
● Flat-looking tires or uneven tire wear
●  is shown on the multi-information display
● 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, stumb ling or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one s ide when driving on a level road
● Loss  of  brake  effectiveness,  spongy  feeling,  pedal  almost  touch es
the floor
If  you think something is wrong
If you notice any of the followi ng symptoms, your vehicle proba -
bly  needs  adjustment  or  repair.  Contact  your  Toyota  dealer  as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms 
         
        
        
     
        
        Page 480 of 600
4808-2. Steps to take in an emergency
PRIUS c_U
If  a warning light turns on or a war ning 
buzzer sounds
Calmly perform the following actions if any of the warning ligh ts
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 w arning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light in red (warning buzzer)*1
•Low brake fluid
• Malfunction in the brake system
 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 in yellow
Indicates a malfunction in:
• The regenerative brake system; or
• The electronically controlled brake system
 Have  the  vehicle  inspected  by  your  Toyota  dealer
immediately. 
         
        
        
     
        
        Page 542 of 600
5429-1. Specifications
PRIUS c_U
*: The fluid capacity is a reference quantity. If replacement is necessary, con-
tact your Toyota dealer.
*1: Minimum pedal clearance when depressed with a force of 66 lbf  (294 N, 30
kgf) while the hybrid system is operating
*2: Parking brake lever travel when pulled up with a force of 45 l bf (200 N, 20
kgf)
Hybrid transmission
Fluid capacity*3.5 qt. (3.3 L, 2.9 Imp. qt.)
Fluid type Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using  transmission  fluid  other  than  “Toyota  Genuine  ATF  WS”  may  ulti-
mately damage the hybrid transmission of your vehicle.
Brakes
Pedal clearance*12.8 in. (70 mm) Min.
Pedal free play 0.04  0.24 in. (1.0  6.0 mm)
Brake pad wear limit 0.04 in. (1.0 mm)
Brake lining wear limit 0.04 in. (1.0 mm)
Parking brake lever travel*28  11 clicks
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm) 
         
        
        
     
        
        Page 588 of 600

588Alphabetical index
PRIUS c_U
Back door ................................. 136
Back-up lightsReplacing light bulbs............. 461
Wattage ................................ 544
Battery
Checking ............................... 431
Hybrid battery (traction battery) ................... 81
If the vehicle 12-volt  battery is discharged .......... 522
Preparing and checking 
before winter....................... 274
Bluetooth
® audio
Bluetooth® audio................... 330
Portable player...................... 317
Set up ................................... 322
Using the Bluetooth
® 
audio................................... 330
Bluetooth
® phone
Making a phone call .............. 335
Set up ................................... 323
Bottle holders .......................... 392
Brake Fluid ...................................... 542
Parking brake........................ 207
Brake assist ............................. 265
Break-in tips ............................. 174 Care
Exterior ................................. 400
Interior .................................. 403
Seat belts.............................. 406
Cargo capacity......................... 185
CD player.................................. 300
Chains ...................................... 275
Child-protectors ...................... 131
Child restraint system
Booster seats, installation....... 68
Convertible seats, installation ............................ 66
Front passenger occupant  classification syst em ............ 52
Infant seat, definition .............. 61
Infant seats, installation .......... 65
Installing CRS with  LATCH system ..................... 71
Installing CRS with  seat belts .............................. 65
Installing CRS with  top tether straps ................... 74
LATCH anchors ...................... 71
BC 
         
        
        
     
        
        Page 591 of 600

591Alphabetical index
PRIUS c_U
Floor mat .................................... 26
FluidBrake .................................... 542
Washer ................................. 430
Fog lights
Replacing light bulbs............. 464
Switch ................................... 212
Front fog lights
Replacing light bulbs............. 464
Switch ................................... 212
Front passenger occupant 
classification system .............. 52
Front passenger’s seat  belt reminder light ................. 482
Front seats Adjustment ............................ 150
Front sensor............................. 226
Automatic High Beam ........... 226
LDA (Lane Departure Alert)........ 226
PCS  (Pre-Collision System)........ 226
Precautions ........................... 227 Front side marker lights
Replacing light bulbs ............ 465
Switch ................................... 208
Wattage ................................ 544
Front turn signal lights
Replacing light bulbs ............ 460
Switch ................................... 206
Wattage ................................ 544
Fuel Capacity................................ 538
Fuel gauge.............................. 99
Information............................ 545
Refueling .............................. 221
Type...................................... 538
Fuel door .................................. 221
Fuel filler door ......................... 221
Fuses ........................................ 454
F 
         
        
        
     
        
        Page 598 of 600

598Alphabetical index
PRIUS c_U
Toyota Safety Sense C ............ 225Automatic High Beam ........... 246
Front sensor.......................... 226
LDA (Lane Departure Alert) ................................... 241
PCS  (Pre-Collision system) ........ 231
TRAC......................................... 265
Traction control ....................... 265
Transmission Hybrid transmission .............. 202
If the shift lever cannot 
be shifted from P ................ 204
Trip information ....................... 103
Trip meter ................................... 99
Turn signal lights Replacing light bulbs............. 458
Switch ................................... 206
Wattage ................................ 544
USB memory .................... 284, 311
Vanity mirrors .......................... 393
Vehicle data recordings ............ 10
Vehicle identification  number ................................... 537
Vehicle stability control .......... 265
VSC ........................................... 265
VSC OFF switch ....................... 266 Warning buzzers
Brake system ....... ................. 480
Electric power steering  system .......... ...................... 481
Key reminder ........................ 499
LDA 
(Lane Departure Alert) ....... 241
Master warning ..................... 482
Pre-Collision warning............ 482
Seat belt reminder ................ 482
Warning lights
Anti-lock brake system ......... 481
Brake assist system.............. 481
Brake system ....... ................. 480
Electric power steering  system .......... ...................... 481
Front passenger occupant 
classification system .......... 481
Low brake fluid ..................... 480
Low fuel level ........................ 482
Low tire inflation pressure..... 483
Malfunction indicator lamp .... 481
Master warning light ............. 482
Parking brake ....................... 481
PCS warning light ................. 482
Pretensioners ....................... 481
Seat belt reminder light......... 482
Slip indicator light ................. 482
SRS airbag system ............... 481
Tire pressure ........................ 483
Tire pressure warning  system .......... ...................... 483
U
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