Page 540 of 676

540 4-3. Do-it-yourself maintenance
4 HTR50 A Air conditioning system
5 FAN NO.1 50 A Electric cooling fan
6 FAN NO.2 50 A Electric cooling fan
7 ABS NO.1 50 A Brake system
8 RR CLR 40 A Air conditioning system
9 SPARE 40 A Spare fuse
10 RR DEF 30 A Rear window defogger
11 PBD 30 A Power back door
12 HV R/B NO.2 50 A ABS MAIN NO.1, ABS MAIN NO.2,
BATT FAN, OIL PMP
13 HV R/B NO.1 30 A Hybrid system, PCU, IGCT NO.2
IGCT NO.3, INV W/P
14 PD 50 AA/F, HORN, H-LP RH HI, H-LP LH
HI, H-LP RH LO, H-LP LH LO,
S-HORN
15 ABS NO.2 50 A Brake system
16 EPS 80 A Electric power steering
17 DC/DC 150 ARR DOOR RH, RR DOOR LH, FR
FOG, OBD, A/C W/PMP, STOP,
DOOR NO.2, AM1, P/SEAT(PS),
A/C NO.1, FUEL OPN, S/ROOF,
TAIL, PANEL, ECU IG NO.1, ECU
IG NO.2, A/C NO.2, WASH,
S-HTR, GAUGE NO.1, FR WIP,
RR WIP, ECU-ACC, ACC SOCK
NO.1, ACC SOCK NO.2, RADIO
NO.2, P/SEAT, POWER
18 EFI MAIN 30 AMultiport fuel injection system/
sequential multiport fuel injection
system, EFI NO.1, EFI NO.2, EFI
NO.3, F/PMP
19 TOWING 30 A Trailer lights
FuseAmpereCircuit
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541
4-3. Do-it-yourself maintenance
4
Maintenance and care
20 ST
10 A Starting system
21 IG2 30 A INJ, GAUGE NO.2, IGN
22 STRG LOCK 20 A Steering lock system
23 RADIO NO.1 20 A Audio system
24 ABS MAIN
NO.3 15 AElectronically controlled brake sys-
tem
25 AMP 15 A Audio system
26 HAZ 15 A Turn signal lights
27 CAPACITER 15 A Brake system
28 G/H 10 AGlass hatch, multiplex communica-
tion system, outer foot lights
29 CRT 10 ARear seat entertainment system,
audio system
30 ETCS 15 AMultiport fuel injection system/
sequential multiport fuel injection
system
31 AM2 7.5 A Multiplex communication system
32 ECU-B NO.2 7.5 A Air conditioning system
33 HV MAIN 10 A Hybrid system
34 DOME 10 AVanity lights, personal lights, inte-
rior light, gauges and meters, door
courtesy lights, engine switch light
35 ECU-B NO.1 10 A Steering sensor, gauges and
meters, main body ECU, wireless
remote control, smart key system,
power back door, on-board diagno-
sis system, multi-information dis-
play
36 EFI NO.1 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, smart key system
FuseAmpereCircuit
Page 543 of 676
543
4-3. Do-it-yourself maintenance
4
Maintenance and care
Type B
Type C
FuseAmpereCircuit
1 PCU 15 A Hybrid system
2 IGCT NO.2 10 A Hybrid system
3 IGCT NO.3 10 A Hybrid system
4 INV W/P 10 A Hybrid system
FuseAmpereCircuit
1 ABS MAIN
NO.1 10 AElectronically controlled brake sys-
tem
2 ABS MAIN
NO.2 10 AElectronically controlled brake sys-
tem
3 BATT FAN 30 A Hybrid system
4 OIL PMP 10 A Hybrid system
Page 568 of 676

568 5-2. Steps to take in an emergency
Stop the vehicle immediately.The following warnings indicate the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your Toyota dealer.
Have the vehicle inspected immediately.Failing to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging system.
Warning lightWarning light/Details
(U.S.A.)
(Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The hybrid system;
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic transmission control system.
SRS warning light Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system.
Page 660 of 676
660
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
A/C Air Conditioning
ABS Anti-lock Brake System ALR Automatic Locking Retractor
CRS Child Restraint System
DISP Display
ECON Economy
ECU Electronic Control Unit
EDR Event Data RecorderELR Emergency Locking Retractor
EPS Electric Power Steering
GAWR Gross Axle Weight Rating
GCWR Gross Combination Weight Rating GVWR Gross Vehicle Weight Rating
I/M Emission Inspection and Maintenance
INFO Information
LATCH Lower Anchors and Tethers for Children
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 Warning System TRAC Traction Control
TWR Trailer Weight Rating
VDIM Vehicle Dynamics Integrated Management
Page 662 of 676

662
Alphabetical index
Alphabetical index
A/C ..................... 282, 288, 297, 300
A/V input port ........................... 431
ABS ........................................... 239
Air conditioning filter............... 529
Air conditioning systemAir conditioning filter .............. 529
Front automatic air conditioning system ............ 288
Front manual air conditioning system ............ 282
Rear automatic air conditioning system ............ 300
Rear manual air
conditioning system ............ 297
Airbags Airbag operating
conditions............................ 139
Airbag precautions for your child ............................ 143
Airbag warning light............... 568
Curtain shield airbag operating conditions............ 139
Curtain shield airbag precautions ......................... 143
Front passenger occupant
classification system ........... 148
General airbag precautions ......................... 143
Locations of airbags .............. 136
Modification and disposal of airbags ............................ 147
Proper driving posture ........................ 134, 143
Side airbag operating conditions............................ 139
Side airbag precautions ........ 143
SRS airbags .......................... 136
Alarm ......................................... 129
Assist grips .............................. 465
Antenna..................................... 320
Anti-lock brake system............ 239
Armrest ..................................... 464
Audio input ............................... 355 Audio system
A/V input port ........................ 431
Antenna................................. 320
Audio input ............................ 355
AUX port ............................... 355
CD player/changer ................ 323
iPod ....................................... 337
MP3/WMA disc ..................... 330
Optimal use ........................... 352
Portable music player ........... 355
Radio..................................... 316
Rear seat entertainment system ................................ 409
Steering wheel audio switch.................................. 357
Type ...................................... 308
USB memory......................... 344
Automatic light control system .................................... 218
AUX port ................................... 355
Auxiliary box ........................... 451
Back-up lights Replacing light bulbs ............. 548
Wattage................................. 623
Back door Back door ................................ 72
Smart key system .. ................. 48
Wireless remote control .......... 61
Battery
Checking ............................... 511
Hybrid battery (traction battery) ................... 37
If the vehicle has a
discharged 12-volt
battery................................. 598
Preparing and checking
before winter ....................... 256
Bluetooth
® audio ..................... 360
Bluetooth® phone .................... 376
Bottle holder............................. 450
A
B
Page 675 of 676
675
What to do if...
P. 570
or
P. 5 6 8P. 568
P. 5 6 8P. 568
*: The light flashes to indicate a malfunction.
ABS warning lightTire pressure warning
light
Cruise control indicator
light
*
Electric power steering
warning lightSlip indicator
light
A warning message is
displayedP. 577If a warning message is displayed