2015 TOYOTA PRIUS PLUG-IN HYBRID steering

376 3-1. Using the air conditioning system and defogger
PRIUS PHV_OM_OM47A11U_(U)
■When operating the steering switches (vehicles with touch tracer dis-
play)
●The steering switches operation status is displayed on the instrument
cluster for confirmation purposes. ( P. 263)
CAUTION
■To reduce the risk of an accident
Exercise care when operating the air conditioning switches on the steering
wheel.
●Settings are shown on the multi-infor-
mation display when the steering switch
is operated.

383
3-2. Using the audio system
PRIUS PHV_OM_OM47A11U_(U)
3
Interior features
Steering wheel audio switches
Some audio features can be contro lled using the switches on the
steering wheel. For details, refer to the “DISPLAY AUDIO SYSTEM
OWNER’S MANUAL” or “NAVIGATION SYSTEM OWNER’S MAN-
UAL”.
Operation may differ and usage may not be possible with audio/navi-
gation systems that are not compatib le with the steering switches in
this vehicle.
Vehicles with a navigation system
Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.
Canada

441
4-2. Maintenance
PRIUS PHV_OM_OM47A11U_(U)
4
Maintenance and care
Head restraints
• Do the head restraints move
smoothly and lock securely?
Indicators/buzzers • Do the indicators and buzzers
function properly?
Lights • Do all the lights come on?
Parking brake • Does the parking brake pedal
move smoothly?
• When parked on a slope and the parking brake is on, is the vehicle
securely stopped?
Seat belts • Do the seat belts operate
smoothly?
• The seat belts should not be dam- aged.
Seats • Do the seat controls operate
properly?
Steering wheel • Does the steering wheel rotate
smoothly?
• Does the steering wheel have the correct amount of free play?
• There should not be any strange sounds coming from the steering
wheel.
ItemsCheck points

504 4-3. Do-it-yourself maintenance
PRIUS PHV_OM_OM47A11U_(U)
FUSEAmpereCircuit
29 EPS 60A Electric power steering
30 H-LP RH LO 15A Right-hand headlight (low beam)
31 PCU 10A Inverter and converter
32 IGCT NO.2 10A Hybrid system, shift control sys-
tem, power management system,
multiport fuel injection system/
sequential multiport fuel injection
system
33 MIR HTR 10A Outside rear view mirror defoggers
34 RAD NO.1 15A Audio system, navigation system
35 DOME 10A Door courtesy lights, luggage
compartment light, personal light,
interior light, foot lights, vanity
lights, inside rear view mirror,
garage door opener
36 ECU-B 7.5A Smart key system, personal lights,
gauges and meters
37 H-LP LH HI 10A Left-hand headlight (high beam)
38 H-LP RH HI 10A Right-hand headlight (high beam)
39 EFI NO.2 10A Multiport fuel injection system/
sequential multiport fuel injection
system
40 IGCT NO.3 10A Cooling system

532 5-1. Essential information
PRIUS PHV_OM_OM47A11U_(U)
Emergency towingIf a tow truck is not available in an emergency, your vehicle may be
temporarily towed using a cable or chain secured to the emergency
towing eyelet. This should only be attempted on hard surfaced roads
for short distances at low speeds.
A driver must be in the vehicle to steer and operate the brakes. The
vehicle’s wheels, drive train, axles, steering and brakes must be in
good condition.
Emergency towing procedure
Take out the towing eyelet. ( P. 574)
Remove the eyelet cover using a
flathead screwdriver.
To protect the bodywork, place a
rag between the screwdriver and
the vehicle body as shown in the
illustration.
Insert the towing eyelet into the
hole and tighten partially by
hand.
STEP 1
STEP 2
STEP 3

5
When trouble arises
533
5-1. Essential information
PRIUS PHV_OM_OM47A11U_(U)
Tighten down the towing eyelet
securely using a wheel nut
wrench or hard metal bar.
Securely attach a cable or chain to the towing eyelet.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the hybrid system.
If the hybrid system does not start, turn the “POWER” switch to ON
mode.
Shift the shift position to N and release the parking brake.
STEP 4
■ While towing
If the hybrid system is off, the power assist for the brakes and steering will
not function, making steering and braking more difficult.
■ Wheel nut wrench
Wheel nut wrench is installed under the left front seat. ( P. 454)
STEP 5
STEP 6
STEP7

5
When trouble arises
539
5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
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
(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
Electric power steering syst em warning light (warn-
ing buzzer) Indicates a malfunction in the EPS system

544 5-2. Steps to take in an emergency
PRIUS PHV_OM_OM47A11U_(U)
■Electric power steering system wa rning light (warning buzzer)
When the 12-volt battery charge becomes insufficient or the voltage tempo-
rarily drops, the electric power steering system warning light may come on
and the warning buzzer may sound.
■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is the fuel tank cap loose?
If it is, tighten it securely.
The malfunction indicator lamp will go off after several driving trips.
If the malfunction indicator lamp does not go off even after several trips, con-
tact your Toyota dealer as soon as possible.
■
When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level.
Pushing the tire pressure warning reset switch will not turn off the tire
pressure warning light.
■The tire pressure warning light may come on due to natural causes
The tire pressure warning light may come on due to natural causes such
as natural air leaks and tire inflat ion pressure changes caused by tem-
perature. In this case, adjusting the tire inflation pressure will turn off the
warning light (after a few minutes).