warning lights TOYOTA PRIUS PHV 2012 User Guide

503
4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47818U_(U)
4
Maintenance and care
FUSEAmpereCircuit
14 STOP 10A Stop lights, high mounted stop-
light, brake system, driver support
system, vehicle proximity notifica-
tion system
15 P FR DOOR 25A Power windows
16 D FR DOOR 25A Power windows
17 DOOR RR 25A Power windows
18 DOOR RL 25A Power windows
19 S/ROOF 30A No circuit
20 ECU-IG NO.1 10A Electric cooling fans, multiplex
communication system, vehicle
proximity notification system
21 ECU-IG NO.2 10A Driver support system, Pre-Colli-
sion System, inside rear view mir-
ror, garage door opener, yaw rate
& G sensor, brake system, naviga-
tion system, tire pressure warning
system, seat belt pretensioners,
audio system, emergency flash-
ers, turn signal lights, windshield
wipers, headlight cleaner
22 GAUGE 10AHeadlight leveling system, gauges
and meters
23 A/C 10AAir conditioning system, Remote
Air Conditioning System
24 WASHER 15A Windshield washer

5
When trouble arises
533
PRIUS PHV_OM_OM47818U_(U)
5-2. Steps to take in an emergency
If a war ning light tur ns on or a war ning buzzer sounds
Stop the vehicle immediately. Continuing to drive the vehicle
may be dangerous.The following warning indicates a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact your
Toyota dealer.
*: Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph
(5 km/h) or more.
Warning lightWarning light/Details
(U.S.A.)
(Canada)
Brake system warning light and warning buzzer (red
indicator)
*
• Low brake fluid
• Malfunction in the brake system This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released, the system is operating normally.
Calmly perform the following actio ns 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 o ccur, have the vehicle inspected by
your Toyota dealer.

542 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47818U_(U)
■If the tire pressure warning light frequently comes on after blinking
for 1 minute
If the tire pressure warning light frequently comes on after blinking for 1
minute when the “POWER” switch is turned to ON mode, have it
checked by your Toyota dealer.
■ Customization
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features  P. 639) However, Toyota recommends that the
seat belt reminder buzzer be operational to alert the driver and front passen-
ger when seat belts are not fastened.
CAUTION
■ If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Toyota
dealer. The vehicle will become extremely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
■ When the electric power steerin g system warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavier than usual when operating, hold
firmly and operate using more force than usual.

677
Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Switch
Audio remote control switches
*
Cruise control switch ............ 308
Driving mode selectswitch ................................. 247
Eco drive mode switch ......... 247
Emergency flasher switch .... 524
EV/HV mode selection switch ................................... 37
Fog light switch..................... 298
Fuel filler door opener switch ................................. 174
Hazard light switch ............... 524
Headlight cleaner switch ...... 307
Ignition switch ....................... 238
Light switches ....................... 292
Power door lock switch......... 134
“POWER” switch .................. 238
Power window switch ........... 171
Pre-collision braking off switch ................................. 336
Talk switch
*
Telephone switch*
Window lock switch .............. 171
Wipers and washer switch.... 300 Tail lights
Switch....................................292
Talk switch
*
Telephone switch*
Theft deterrent system Immobilizer system ...............179
Theft prevention labels............181
Tire inflation pressure .............486
Tire information Glossary ................................631
Size .......................................627
Tire identification number ......626
Uniform Tire Quality Grading ...............................629
Tires
Chains ...................................351
Checking ...............................476
If you have a flat tire ..............566
Inflation pressure...................486
Inflation pressure sensor .......477
Information ............................625
Replacing ..............................448
Rotating tires .........................476
Size .......................................619
Snow tires .............................349
Tire pressure warning system ........................476, 538
T
GW Refer to

678 Alphabetical index
PRIUS PHV_OM_OM47818U_(U)
Tonneau cover .........................404
Tools ......................................... 448
Total load capacity...................348
Touch tracer display ................258
TowingDinghy towing........................355
Emergency towing.................526
Trailer towing.........................354
TRAC ......................................... 328
Traction control........................328
Trailer towing ...........................354
Transmission
Hybrid transmission............... 245
P position switch ...................248
Trip information ....................... 274
Trip meter .................................257
Turn signal lights Replacing light bulbs ............. 507
Switch.................................... 254
Wattage .................................620
USB port
*.................................381
Vanity lights Vanity lights ...........................393
Wattage .................................620
Vanity mirrors...........................393
Vehicle data recordings ............ 24
Vehicle identification number ...................................611
Vehicle proximity notification system ...................................... 38
Vehicle stability control...........328
VSC............................................ 328 Warning buzzers
Brake system ........................ 533
Open door ............................ 537
Seat belt reminder................. 537
Warning lights Anti-lock brake system
(ABS) .................................. 535
Automatic headlight leveling system ................................ 536
Brake system ................ 533, 536
Charging system .... ............... 534
Cruise control ........................ 536
Electric power steering
system ................................ 535
High coolant temperature...... 534
Hybrid system ....................... 535
Low fuel level ........................ 537
Low tire pressure .................. 538
Malfunction indicator lamp .... 535
Open door ............................. 537
Pre-collision system .............. 536
Radar cruise control. ............. 536
Seat belt warning light........... 537
Slip indicator ......................... 536
SRS airbags .......................... 535
Tire pressure warning light.... 538U
V
W

681
What to do if...
PRIUS PHV_OM_OM47818U_(U)
■
Warning lights
P. 538
or
P. 535
or
P. 533P. 535
P. 534P. 536
P. 534P. 536
P. 536
or
P. 535P. 536
P. 535P. 536
Master warning light ABS warning light
Brake system warning
light (red indicatorF
Electric power steering
system warning light
Charging system
warning lightPre-collision system
warning light
G
High coolant
temperature warning
lightSlip indicator light
Brake system warning
light (yellow indicator)Malfunction indicator
lamp
Automatic headlight
leveling system
warning light
SRS warning lightCruise control indicator
light
G