2012 TOYOTA PRIUS C brake light

373
4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking
efficiency. Use only newly opened brake fluid.
CAUTION
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage painted
surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean
water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious proble\
m.

405
4-3. Do-it-yourself maintenance
4
Maintenance and care
12 IG2 NO.2
10 AMultiport fuel injection system/
sequential multiport fuel injection
system, steering switches, brake
system, starter system, smart key
system, occupant classification
system, SRS airbag system
13 DOME 15 AAudio system, vehicle control and
operation data recording, main
body ECU, personal lights, lug-
gage compartment light
14 ECU-B NO.1 7.5 A Main body ECU, smart key system
15 METER 7.5 A Gauge and meters
16 IGN 15 AMultiport fuel injection system/
sequential multiport fuel injection
system
17 HAZ 10 A Emergency flashers
18 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
19 ABS NO.1 20 A Brake system
20 ENG W/PMP 30 A Multiport fuel injection system/
sequential multiport fuel injection
system
21 H-LP-MAIN 40 A H-LP LH-LO, H-LP RH-LO, H-LP
LH-HI, H-LP RH-HI, daytime run-
ning light system
22 H-LP CLN 30 A No circuit
23 ABS MTR NO.1 30 A Brake system
24 P/I 50 A EFI-MAIN, HORN, IG2
FuseAmpereCircuit

408 4-3. Do-it-yourself maintenance
Under the driver’s side instrument panel
FuseAmpereCircuit
1 TAIL 10 A Parking lights, side marker lights,
tail lights, license plate lights, front
fog lights, gauge and meters
2 PANEL 5 A Instrument panel lights
3 DOOR R/R 20 A Rear power window (right side)
4 DOOR P 20 A Front power window (right side)
5 ECU-IG NO.1 5 A Rear window defogger, tire pres-
sure warning system, main body
ECU, brake system, vehicle stabil-
ity control system, power door lock
system, smart key system
6 ECU-IG NO.2 5 A Electric power steering system
7HTR-IG 7.5 A Air conditioning system, PTC
heater
8 GAUGE 10 A Back-up lights, audio system, shift
lock control system, moon roof,
vehicle control and operation data
recording, vehicle proximity notifi-
cation system
9 WASHER 15 A Windshield wipers and washer
10 WIPER 25 A Windshield wipers and washer
11 WIPER RR 15 A Windshield wipers and washer
12 P/W 30 A Power window

409
4-3. Do-it-yourself maintenance
4
Maintenance and care
13 DOOR R/L 20 A Rear pow
er window (left side)
14 DOOR D 20 A Front power window (left side)
15 CIG 15 A Power outlet
16 ACC 5 A Main body ECU, audio system, out-
side rear view mirrors, shift lock
control system
17 D/L 25 A Power door lock system
18 OBD 7.5 A On-board diagnosis
19 STOP 7.5 A Starter system, shift lock control
system, vehicle proximity notifica-
tion system, brake system, stop
lights, high mounted stoplight
20 AM1 7.5 A Starter system
21 FOG FR 15 A Front fog lights
22 S/ROOF 25 A Moon roof
23 S/HTR 15 A Seat heaters, air conditioning sys-
tem
■ After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb
may need replacement. ( P. 411)
● 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 from damage.
FuseAmpereCircuit

5
When trouble arises
431
5-2. Steps to take in an emergency
If a war ning light turns 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.
*: Brake system warning buzzer: When there is a possible problem that could affect braking performance, the
warning light will come on and a warning buzzer will sound.
Parking brake engaged warning buzzer:
P. 444
Warning lightWarning light/Details
(U.S.A.)

(Canada)
Brake system warning light in red (warning buzzer)*
• 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.

432 5-2. Steps to take in an emergency
Stop the vehicle immediately.The following warning indicates 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 by your Toyota dealer immediately.Failure 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 sys-
tem
Warning lightWarning light/Details
(U.S.A.)

(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The hybrid system;
• The electronic engine control system; or
• The electronic throttle 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

5
When trouble arises
433
5-2. Steps to take in an emergency
Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light goes off.
Electric power steering syst em warning light (warn-
ing buzzer) Indicates a malfunction in the EPS (Electric Power
Steering) system
(Comes on) Slip indicator light
Indicates a malfunction in:
• Vehicle stability control;
• Traction control; or
• Hill-start assist control
Brake system warning light in yellow Indicates a malfunction in:
• The regenerative brake system; or
• The electronically controlled brake system
Warning lightWarning light/DetailsCorrection procedure
(Flashes) Low fuel level warning
light
Remaining fuel is low
When the remaining fuel
is approximately 1.2 gal.
(4.7 L, 1.0 Imp. gal.) or
less, a buzzer sounds
and the lowest segment
of the fuel gauge flashes Refuel the vehicle.
Warning lightWarning light/Details

438 5-2. Steps to take in an emergency
CAUTION
■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.
■
If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
●If the tire pressure warning light comes on even after tire inflation pres-
sure adjustment, it is pr obable that you have a flat tire. Check the tires.
If a tire is flat, change it with th e spare tire and have the flat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning syste m may not activate immediately.