
5
1
9 8
7
6 4 3
2
PRIUS_OM_OM47E09U_(U)
5
6-3. Do-it-yourself maintenance
Do-it-yourself service  precautions ..................... 512
Hood.................................. 515
Positioning a floor jack ...... 517
Engine compartment ......... 518
Tires .................................. 532
Tire inflation pressure........ 542
Wheels .............................. 545
Air conditioning filter .......... 548
Cleaning the hybrid battery  (traction battery) air intake 
vent and filter .................. 551
Wiper insert  replacement .................... 556
Electronic key battery ........ 560
Checking and replacing  fuses ............................... 563
Headlight aim .................... 566
Light bulbs ......................... 568
7-1. Essential information Emergency flashers .......... 580
If your vehicle has to be stopped in an 
emergency ...................... 581
If the vehicle is trapped in  rising water...................... 582 7-2. Steps to take in an 
emergency
If your vehicle needs to  be towed .......................... 584
If you think something is  wrong............................... 591
If a warning light turns on  or a warning buzzer 
sounds ............................. 592
If a warning message is  displayed ......................... 603
If you have a flat tire  (vehicles without 
spare tire) ........................ 611
If you have a flat tire  (vehicles with 
spare tire) ........................ 631
If the hybrid system will  not start ........................... 645
If the electronic key does  not operate properly ........ 647
If the 12-volt battery is  discharged ....................... 650
If your vehicle overheats.... 656
If the vehicle becomes  stuck ................................ 661
7When trouble arises 

495
PRIUS_OM_OM47E09U_(U)
6Maintenance and care
6-1. Maintenance and careCleaning and protecting the vehicle exterior .......... 496
Cleaning and protecting  the vehicle interior ........... 502
6-2. Maintenance Maintenance requirements ................... 505
General maintenance........ 508
Emission inspection and  maintenance (I/M) 
programs......................... 511
6-3. Do-it-yourself  maintenance
Do-it-yourself service  precautions ..................... 512
Hood ................................. 515
Positioning a floor jack ...... 517
Engine compartment ......... 518
Tires .................................. 532
Tire inflation pressure ....... 542
Wheels .............................. 545
Air conditioning filter.......... 548
Cleaning the hybrid battery  (traction battery) air intake 
vent and filter .................. 551
Wiper insert  replacement .................... 556
Electronic key battery........ 560
Checking and replacing  fuses ............................... 563
Headlight aim .................... 566
Light bulbs......................... 568 

512
PRIUS_OM_OM47E09U_(U)
6-3. Do-it-yourself maintenance
Do-it-yourself  ser vice precautions
If  you  perform  maintenance  by  yourself,  be  sure  to  follow  the
correct procedure as given in these sections.
ItemsParts and tools
12-volt battery 
condition 
(  P.   5 2 4 )•Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level 
( P.   5 2 8 )
• SAE J1703 or FMVSS No.116 DOT 3 or SAE J1704
or FMVSS No.116 DOT 4 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine/power
control  unit  cool-
ant level 
( P.   5 2 2 )
• “Toyota  Super  Long  Life  Coolant”  or  a  similar  high
quality  ethylene  glycol-based  non-silicate,  non-
amine,  non-nitrite  and  non-borate  coolant  with  long-
life hybrid organic acid technology
For the U.S.A.:
“Toyota  Super  Long  Life  Coolant”  is  pre-mixed  with
50% coolant and 50% deionized water.
For Canada:
“Toyota  Super  Long  Life  Coolant”  is  pre-mixed  with
55% coolant and 45% deionized water.
• Funnel (used only for adding coolant)
Engine oil level
( P.   5 1 9 )• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses ( P. 563)• Fuse with same amperage rating as original
Hybrid battery 
(traction battery) 
air intake vent 
( P.   5 5 1 )• Vacuum cleaner, etc.
• Phillips screwdriver
Light bulbs
( P.   5 6 8 )
• Bulb  with  same  number  and  wattage  rating  as  origi-
nal
• Phillips screwdriver
• Flathead screwdriver• Wrench
Radiator  and  con-
denser ( P. 524) 

563
PRIUS_OM_OM47E09U_(U)
6-3. Do-it-yourself maintenance
6
Maintenance and care
Checking and replacing fuses
Turn the power switch off.
Open the fuse box cover.
Engine compartment type A fuse box
While  pushing  the  2  claws,  lift  up
the cover.
When closing the cover, make sure
to attach the 2 claws.
Engine compartment type B fuse box
While  pushing  the  3  claws,  lift  up
the cover.
When closing the cover, make sure
to attach the 3 claws.
Left side instrument panel
Remove the lid.
Make sure to press the claw during
removal or installation.
If  any  of  the  electrical  components  do  not  operate,  a  fuse  may
have blown. If this happens, che ck and replace the fuses as nec-
essary.
1
2 

PRIUS_OM_OM47E09U_(U)
5656-3. Do-it-yourself maintenance
6
Maintenance and care
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been repla ced, a bulb may
need replacement. ( P. 568)
● If the replaced fuse blows again, have the vehicle inspected by  your Toyota
dealer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness f rom damage.
■ When replacing light bulbs
Toyota  recommends  that  you  use  genuine Toyota  products  designed  for this
vehicle. Because certain bulbs are connected to circuits designed to prevent
overload,  nongenuine  parts  or  parts  not  designed  for  this  vehic le may be
unusable.
WARNING
■ To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure  to  do  so  may  cause  damage  to  the  vehicle,  and  possibly  a  fire  or
injury.
● Never  use  a  fuse  of  a  higher  amperage  rating  than  that  indicate d,  or  use
any other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
● Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have  the  cause  of  electrical  overload  determined  and  repaired  b y  your
Toyota dealer as soon as possible. 

730Alphabetical index
PRIUS_OM_OM47E09U_(U)
Front turn signal lights ........... 261Replacing light bulbs............. 577
Turn signal lever ................... 261
Fuel ........................................... 675 Capacity ................................ 667
Fuel gauge ............................ 116
Information ............................ 675
Refueling............................... 283
Type ...................................... 667
Warning light ......................... 594
Fuel consumption............ 133, 170
Fuel filler door.......................... 283
Opener .................................. 285
Refueling............................... 283
When the fuel filler door cannot be opened............... 286
Fuses ........................................ 563
Garage door opener ................ 488
Glove box ................................. 462
Hands-free system (for 
cellular phone)
*
Head restraints ........................ 209
Head-up display ....................... 158
Headlights ................................ 263 AHB (Automatic High Beam) ................................. 268
Headlight aim ................ 566, 716
Light switch ........................... 263
Replacing light bulbs............. 577
Heated steering wheel............. 456
Heaters Automatic air conditioning 
system ....... ................. 436, 446
Heated steering wheel .......... 456
Outside rear view mirrors ........................ 440, 450
Seat heaters ......................... 456 High coolant temperature 
warning light.......................... 594
High mounted stoplight Replacing.............................. 577
High-voltage components ........ 88
Hill-start assist control ........... 421
Hood ......................................... 515
Hooks
Cargo hooks ......................... 468
Coat hooks ........................... 486
Grocery bag hook ................. 469
Retaining hooks (floor mat) .... 26
Horn .......................................... 212
Hybrid battery (tr action battery)
Air intake vent ......................... 89
Location .................................. 88
Specification ......................... 667
Hybrid battery (traction  battery) air intake vent............ 89 Cleaning ............................... 551
Hybrid system............................ 84 Brake Override System ........ 229 
Drive-Start Control ................ 230 
Emergency shut off system .... 89
Energy monitor/consumption 
screen ................ 127, 165, 172
EV drive mode ...................... 252
High voltage components ....... 88
Hybrid System Indicator ....... 129
Hybrid system precautions ..... 88
Hybrid vehicle driving tips ..... 427
If the hybrid system will not  start .................................... 645
Overheating .......................... 656
Power switch ........................ 245
Regenerative braking ............. 86
Starting the hybrid system .... 245
Vehicle proximity notification  system .......... ..................... ... 85
Hybrid System Indicator ......... 129
Hybrid transmission................ 255
G
H 

734Alphabetical index
PRIUS_OM_OM47E09U_(U)
Personal lights ......................... 458Switch ................................... 459
Wattage ................................ 674
Power control unit coolant ..... 522 Capacity ................................ 670
Checking ............................... 522
Preparing and checking before winter....................... 430
Radiator ................................ 524
Power outlets ........................... 474
Power steering (Electric  Power Steering) ..................... 421 Function ................................ 421
Warning light ......................... 593
Power switch............................ 245 Auto power off function ......... 247
Automatic hybrid system shut off feature ........................... 249
Changing the power switch  modes................................. 247
If your vehicle has to be  stopped in an emergency ... 581
Starting the hybrid system .... 245
Power windows........................ 218 Catch protection function ...... 219
Door lock linked window operation ............................ 220
Jam protection function......... 219
Operation .............................. 218
Window lock switch............... 218
Pre-Collision System (PCS) .... 296 Enabling/disabling the system ......... ....................... 300
Function ................................ 296
Warning light ......................... 593
Radar cruise control Dynamic radar cruise control 
with full-speed range .......... 326
Radiator .................................... 524
Radio
*
RCTA (Rear Cross Traffic  Alert)....................................... 357
Blind Spot Monitor function............................... 354
Rear Cross Traffic Alert 
function............................... 357
Rear Cross Traffic Alert  (RCTA).................................... 357
Blind Spot Monitor function............................... 354
Rear Cross Traffic Alert 
function............................... 357
Rear passengers’ seat belt  reminder light ........................ 595
Rear seat .................................. 206
Rear side marker lights........... 263 Light switch ........................... 263
Replacing light bulbs ............ 572
Wattage ................................ 674
Rear turn signal lights ............ 261
Replacing light bulbs ............ 572
Turn signal lever ................... 261
Wattage ................................ 674
Rear view mirror Inside rear view mirror .......... 214
Outside rear view mirrors ..... 216
Rear view monitor system
*
Rear window defogger .... 440, 450
Rear window wiper .................. 281
Refueling .................................. 283
Capacity................................ 667
Fuel types ............................. 667
Opening the fuel tank cap..... 285
When the fuel filler door cannot be opened .............. 286
Regenerative braking ................ 86
Replacing
Electronic key battery ........... 560
Fuses .................................... 563
Light bulbs ............................ 568
Tires...................................... 631
Wiper insert .......................... 556
Reporting safety defects  for U.S. owners...................... 704
R