2019 TOYOTA PRIUS C warning lights

2444-5. Toyota Safety Sense C
PRIUS c_U
Push the lever away from you
with the headlight switch in the position.
Press the Automatic High
Beam switch.
The Automatic High Beam indica-
tor will come on when the head-
lights are turned on automatically
to indicate that the system is
active.
Automatic High Beam
The Automatic High Beam uses an in-vehicle front sensor to
assess the brightness of streetl ights, the lights of vehicles
ahead etc., and automatically turns the high beam on or off as
necessary.
WARNING
■ Limitations of the Automatic High Beam
Do not rely on the Automatic High Beam. Always drive safely, ta king care to
observe your surroundings and turning the high beam on or off m anually if
necessary.
■ To prevent incorrect operation o f the Automatic High Beam syste m
Do not overload the vehicle.
Activating the Automatic High Beam system
1
2

4557-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
■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. 456)
● 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.
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.
■ Fuse box near the power control unit
Never check or replace the fuses as there are high voltage parts and wiring
near the fuse box.
Doing so may cause electric shoc k, resulting in death or serious injury.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired b y your
Toyota dealer as soon as possible.

4637-3. Do-it-yourself maintenance
7
Maintenance and care
PRIUS c_U
■LED light bulbs
The headlights/daytime running lights, front fog lights (if equipped), side
marker lights, stop/tail lights and high mounted stoplight cons ist of a number
of LEDs. If any of the LEDs burn out, take your vehicle to your Toyota dealer
to have the light replaced.
■ Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not
indicate a malfunction. Contact your Toyota dealer for more information in the
following situations:
● Large drops of water have built up on the inside of the lens.
● Water has built up inside the headlight.
WARNING
■Replacing light bulbs
● Turn off the lights. Do not attempt to replace the bulb immedia tely after
turning off the lights.
The bulbs become very hot and may cause burns.
● Do not touch the glass portion of the light bulb with bare hand s. When it is
unavoidable to hold the glass portion, use and hold with a clea n dry cloth
to avoid getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.
● Fully install light bulbs and any parts used to secure them. Fa ilure to do so
may result in heat damage, fire, or water entering the headligh t unit. This
may damage the headlights or cause condensation to build up on the lens.
■ To prevent damage or fire
Make sure bulbs are fully seated and locked.

4908-2. Steps to take in an emergency
PRIUS c_U
Indicates that the Automatic High Beam switch is
pressed while the headlights are in low beam.
Turn the high beam on.
Indicates that, since the VSC (Vehicle Stability
Control) system was turned off, the pre-collision
braking and pre-collision brake assist are dis-
abled (The pre-collision warning function will be
operational)
 Turn the VSC on. ( P. 238, 265)
Indicates that the pre-collision system is disabled.
 Have the vehicle inspected by your Toyota
dealer.
Indicates that the hybrid battery (traction battery)
is low A buzzer also sounds.
 When stopping the vehicle for a long
period of time, shift the shift lever to P. The
hybrid battery (traction battery) cannot be
charged with the shift position in N.
Indicates that the hybrid battery (traction battery)
power has dropped because a long period of time
has elapsed after shifting the shift lever to N A buzzer also sounds.
 Shift the shift lever to P and restart the
hybrid system when starting the vehicle.
Warning messageDetails/Actions
(Flashes)
(Flashes)

4918-2. Steps to take in an emergency
8
When trouble arises
PRIUS c_UIndicates that the driver’s door was opened with
the shift position in N, D or B
A buzzer also sounds.
 Shift the shift lever to P.
Indicates that the accelerator pedal is depressed
while the shift position is in N A buzzer also sounds.
 Release the accelerator pedal and shift the
shift lever to D, B or R.
Indicates that the power switch is turned to the
“ACC” or “LOCK” position (vehicles without a
smart key system) or the power switch is turned
to ACCESSORY mode or turned off (vehicles
with a smart key system) and the driver’s door is
opened while the lights are turned on A buzzer also sounds.
 Turn the lights off.
Warning messageDetails/Actions
(Flashes)
(Flashes)
(Flashes)

591Alphabetical index
PRIUS c_U
MaintenanceDo-it-yourself
maintenance ....................... 414
Emission inspection and maintenance (I/M)
programs ............................ 413
General maintenance ........... 410
Maintenance data ................. 534
Maintenance requirements ... 407
Meter Instrument panel light
control................................... 99
Meters ..................................... 97
Microphone .............................. 331
Mirrors
Inside rear view mirror .......... 158
Outside rear view mirror defogger ............................. 376
Outside rear view mirrors...... 159
Vanity mirrors........................ 391
Moon roof ................................. 165
MP3 disc ................................... 298
Multi-information display ........ 101
Navigation system
*
Noise from under vehicle............ 8 Odometer ................................... 98
Oil
Engine oil .............................. 537
Opener Back door ............................. 134
Fuel filler door ....................... 219
Hood ..................................... 417
Outside rear view mirrors
Adjusting and folding ............ 159
Defogger ............................... 376
Outside temperature
display...................................... 99
Overheating, Hybrid system.................................... 526
Parking brake........................... 205
Parking lights Replacing light bulbs ............ 458
Switch ................................... 206
Wattage ................................ 542
PCS (Pre-Collision system) .... 229 PCS (Pre-Collision
system) switch...... .............. 232
Warning light......................... 479
Personal lights Switch ................................... 384
Wattage ................................ 542
Power outlet ............................. 392
Power switch ................... 186, 190
Power windows ....................... 161
Pre-Collision system (PCS) .... 229 PCS (Pre-Collision
system) switch...... .............. 232
Warning light......................... 479
M
N
O
P
*: For vehicles with a navigation system, refer to the “NAVIGATION SYSTEM OWNER'S MANUAL”.

594Alphabetical index
PRIUS c_U
Tail lightsReplacing light bulbs............. 462
Switch ................................... 206
Theft deterrent system Immobilizer system ................. 86
Theft prevention labels ........... 89
Theft prevention labels ............. 89
Tire inflation pressure ............. 442
Tire information Glossary................................ 553
Size ....................................... 549
Tire identification number ..... 548
Uniform tire quality grading ............................... 551
Tires Chains................................... 273
Checking ............................... 433
If you have a flat tire ............. 502
Inflation pressure .................. 541
Inflation pressure sensor ...... 434
Information ............................ 546
Replacing .............................. 502
Rotating tires......................... 433
Size ....................................... 541
Snow tires ............................. 274
Spare tire .............................. 502
Tire pressure warning system ....... ................. 434, 480
Tools ......................................... 503
Total load capacity .................. 183
Towing Dinghy towing ....................... 185
Emergency towing ................ 469
Trailer towing ........................ 184 Toyota Safety Sense C............ 223
Automatic High Beam ........... 244
Front sensor ......................... 224
LDA (Lane Departure Alert)................................... 239
PCS (Pre-Collision system) ........ 229
TRAC ........................................ 263
Traction control ....................... 263
Transmission Hybrid transmission .............. 200
If the shift lever cannot
be shifted from P ................ 202
Trip information ....................... 101
Trip meter ................................... 97
Turn signal lights Replacing light bulbs ............ 456
Switch ................................... 204
Wattage ................................ 542
USB memory .................... 282, 309
Vanity mirrors .......................... 391
Vehicle data recordings ............ 10
Vehicle identification number ................................... 535
Vehicle Proximity Notification System ................................... 75
Vehicle stability control .......... 263
VSC ........................................... 263
VSC OFF switch....................... 264
T
U
V

595Alphabetical index
PRIUS c_U
Warning buzzersBrake system ....... ................. 477
Electric power steering system ......... ....................... 478
Key reminder ........................ 496
LDA
(Lane Departure Alert)........ 239
Master warning ..................... 479
Pre-Collision warning ............ 479
Seat belt reminder ................ 479
Warning lights
Anti-lock brake system.......... 478
Brake assist system .............. 478
Brake system ....... ................. 477
Electric power steering system ......... ....................... 478
Front passenger occupant
classification system........... 478
Low brake fluid...................... 477
Low fuel level ........................ 479
Low tire inflation pressure ..... 480
Malfunction indicator lamp .... 478
Master warning light.............. 479
Parking brake........................ 478
PCS warning light ................. 479
Pretensioners........................ 478
Seat belt reminder light ......... 479
Slip indicator light.................. 479
SRS airbag system ............... 478
Tire pressure......................... 480
Tire pressure warning system ......... ....................... 480 Warning messages.................. 485
Washer
Checking............................... 428
Preparing and checking before winter ...................... 272
Switch ........................... 212, 216
Washing and waxing ............... 398
Weight Cargo capacity...................... 183
Load limits ............................ 183
Weight .................................. 534
Wheels ...................................... 445
Window lock switch ................ 161
Windows Power windows..................... 161
Rear window defogger.......... 376
Washer ......................... 212, 216
Windshield wipers ................... 212
Wireless remote control key Replacing the key battery ..... 449
Wireless remote control ........ 119
WMA disc ................................. 298
W