Page 404 of 512
404 4-3. Do-it-yourself maintenance
PRIUS_U_(L/O_0802)
*1: Vehicles with halogen headlights (low beam)
*2: Vehicles with discharge headlights (low beam)35 ABS-1 25 A Anti-lock brake system
36 ETCS 10 A Electronic throttle control system
37 BATT FAN 10 A Battery cooling fan
38 HAZ 10 A
Turn signal lights, emergency
flasher
39 DOME 15 A Audio system, interior lights,
Smart key system, gauge and
meter, turn signal lights, luggage
room light, clock
40 ABS MAIN3 15 A Anti-lock brake system
41 ABS MAIN2 10 A Anti-lock brake system
42 ABS MAIN1 10 A Anti-lock brake system
43 FR FOG 15 A Fog lights
44 CHS W/P 10 A CHS W/P
45 AMP 30 A Audio system
46 PTC HTR2 30 A PTC heater
47 PTC HTR1 30 A PTC heater
48 CDS FAN 30 A Electric cooling fan
FuseAmpereCircuit
Page 428 of 512
428 5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
Warning lightWarning light/Details
Vehicle stability control system warning light (if
equipped)
Indicates a malfunction in the Enhanced VSC system.
*1
Automatic headlight leveling system warning light (if
equipped) Indicates a malfunction in the automatic headlight level-
ing system.
(U.S.A.)
(Canada)
ABS warning lightMalfunction in:
• The ABS; or
• The brake assist system.
Brake system warning light (yellow indicator) Malfunction in the electronically controlled brake sys-
tem.
*1
or
*1
Electric power steering system warning lightMalfunction in the EPS (Electric Power Steering).
Page 446 of 512
446 5-2. Steps to take in an emergency
PRIUS_U_(L/O_0802)
CAUTION
■When using the spare tire
●Remember that your spare tire is specifically designed for use with
your vehicle. Do not use your spare tire on another vehicle.
●Do not use two spare tires simultaneously.
●Replace the spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, deceleration and braking, as well as sharp
cornering.
■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. Failing
to observe this precaution may lead to an accident.
■When the spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
●ABS & Brake assist
●Enhanced VSC
●Navigation system
Page 498 of 512
498
PRIUS_U_(L/O_0802)
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
A/C Air Conditioning
ABS Anti-lock Brake System
ACC Accessory
ALR Automatic Locking Retractor
CRS Child Restraint System
ECU Electronic Control Unit
EDR Event Data Recorder
ELR Emergency Locking Retractor
EPS Electronic Power Steering
GAWR Gross Axle Weight Ratings
I/M Emission inspection and maintenance
LED Light Emitting Diode
MMT Methylcy clopentadienyl Manganese Tricarbonyl
M + S Mud and Snow
MTBE Methyl Tertiary Butyl Ether
OBD On Board Diagnostics
SRS Supplemental Restraint System
TIN Tire Identification Number
TPMS Tire Pressure Monitoring (Warning) System
VIN Vehicle Identification Number
VSC Vehicle Stability Control
Page 500 of 512

500
PRIUS_U_(L/O_0802)
Alphabetical index
Alphabetical index
A/C .............................................201
ABS ...........................................170
Air conditioning systemAir conditioning filter ..............394
Automatic air conditioning system ................................201
Steering wheel climate remote control switches ......215
Airbags Airbag operating conditions.....92
Airbag precautions for your child ...................................... 96
Airbag warning light............... 427
Curtain shield airbag precautions ...........................96
Front passenger occupant classification system ...........101
General airbag precautions .....96
Locations of airbags ................89
Modification and disposal of airbags ................................100
Side airbag precautions .......... 96
Side and curtain shield airbags operating conditions..............92
SRS airbags ............................ 89
Alarm ........................................... 84
Antenna.....................................231
Armrest .....................................334
Audio input ............................... 268
Audio system Antenna .................................231
CD player/changer ................239
MP3/WMA disc......................254
Optimal use ...........................262
Portable music player............268
Radio .....................................225
Steering switches .................. 269
Automatic headlight leveling system .................................... 150
Automatic light control system .................................... 150
AUX adapter ............................. 268
Auxiliary boxes ........................327 Back-up lights
Wattage................................. 471
Back door ................................... 54 Back door ................................ 54
Wireless remote control .......... 49
Smart key system .. ................. 36
Battery Checking ............................... 375
Hybrid battery
(traction battery) ................... 26
If the vehicle 12 volt battery is discharged .......................... 451
Preparing and checking before winter ....................... 177
Bluetooth
®................................ 272
Brake Fluid ...................................... 373
Parking brake ........................ 142
Brake assist.............................. 170
Break-in tips ............................. 121
Care Exterior.................................. 346
Interior ................................... 348
Seat belts .............................. 349
Cargo capacity ......................... 173
Cargo hooks ............................. 336
CD player/changer ................... 239
Chains ....................................... 179
Child-protectors ......................... 52
Child restraint system Definition ............................... 107
Installation ............................. 110
Installing CRS with lower anchorages ......................... 114
Installing CRS with seatbelts ............................. 111
Installing CRS with top
straps .................................. 115
AB
C
Page 505 of 512

505
Alphabetical index
PRIUS_U_(L/O_0802)
Tires
Chains .................................. 179
Checking .............................. 379
Compact spare tire ............... 439
If you have a flat tire ............. 438
Inflation pressure .................. 470
Information ........................... 475
Pressure warning system ..... 379
Replacing ............................. 438
Rotating tires ........................ 379
Size ...................................... 470
Snow tires............................. 179
Spare tire .............................. 439
Tools......................................... 438
Total load capacity .................. 176
Touch screen ........................... 186
Towing Dinghy towing ....................... 182
Emergency towing ................ 416
Trailer towing ........................ 181
Transmission “P” position switch ................ 137
Transmission ........................ 136
Trip information......................... 27
Trip meter................................. 144
Turn signal lights Replacing light bulbs ............ 407
Switch ................................... 140
Wattage ................................ 471
Vanity lights Vanity lights .......................... 330
Wattage ................................ 471
Vanity mirrors .......................... 330
Vehicle identification number................................... 463
Vehicle load limits ................... 176
Vehicle Stability Control ......... 170 Warning buzzers
Brake system ........................426
Open door ............................429
Seat belt reminder .................429
Warning lights Anti-lock brake
system (ABS) ......................428
Brake system ........................426
Charging system .... ...............427
Electric power steering warning light........................428
Low fuel level ........................429
Malfunction indicator lamp ....427
Master warning light ..............430
Open door .............................429
Seat belt reminder light .........429
SRS airbags ..........................427
Tire pressure warning
light .....................................429
Washer Checking ...............................378
Preparing and checking before winter .......................177
Switch....................................158
Washing and waxing ...............346
Weight
Cargo capacity ......................173
Load limits .............................176
Weight ...................................462
Wheels ......................................392
Window glasses ........................75
Window lock switch ...................75
Windows Power windows .......................75
Rear window defogger ..........217
Washer ..................................158
Windshield wipers
Windshield wipers .................158
Winter driving tips ...................177
Wireless remote control key Locking/Unlocking ...................49
Replacing the battery ............396
WMA disc ..................................254
V
W