2012 TOYOTA PRIUS transmission

5
When trouble arises
485
5-1. Essential information
If your vehicle needs to be towed
Before towingThe following may indicate a problem with your hybrid transmission.
Contact your Toyota dealer before towing.
● The hybrid system is operating but the vehicle will not move.
● The vehicle makes an abnormal sound.
If there is a malfunction in the P position control system, the smart
key system or the immobilizer system , or if the 12-volt battery is dis-
charged, the vehicle cannot be tow ed with the front wheels on the
ground, as the front wheels may be locked. In this case, transport the
vehicle with both front wheels or all four wheels lifted.
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or a commerci al towing service, using a lift-type
truck or flat bed truck.
Use a safety chain system for all to wing, and abide by all state/pro-
vincial and local laws.

5
When trouble arises
491
5-1. Essential information
NOTICE
■
To prevent damaging the vehicle
When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate clearance, the
vehicle could be damaged while being towed.
■ To prevent causing serious damage to the hybrid transmission when
towing using a wheel-lift type truck
Never tow this vehicle from the front with the rear wheels on the ground.
■ To prevent body damage when towing with a sling-type truck
Do not tow with a sling-type truck, either from the front or rear.
■ To prevent causing serious damage to the hybrid transmission in
emergency towing
Never tow a vehicle from the rear with four wheels on the ground. This may
cause serious damage to the hybrid transmission.

5
When trouble arises
515
5-2. Steps to take in an emergency
Warning messageDetailsCorrection
procedure
(Flashes) The hybrid battery (traction
battery) power has dropped
because a long period of time
has elapsed after shifting the
shift position to N.
A buzzer also sounds. Restart the hybrid
system when start-
ing the vehicle.
(Flashes) The transmission is out of P
when attempting to start the
hybrid system.
Shift the shift posi-
tion to P before
pressing the
“POWER” switch.
(Flashes) The driver’s door is opened
when the transmission is out of
P with the hybrid system on.
Shift the shift posi-
tion to P.
(Flashes) Indicates that the accelerator
pedal is depressed while the
shift position is in N.
A buzzer also sounds. Release the accel-
erator pedal and
shift the shift posi-
tion to D or R.
EV drive mode cannot be
switched to. A buzzer also sounds.
The reason why EV drive
mode cannot be used is
shown on the second line
(may not be shown in some
instances.) Use the EV drive
mode when it
becomes available.

5
When trouble arises
555
5-2. Steps to take in an emergency
NOTICE
■
To avoid damage to the hybrid transmission and other components
● Avoid spinning the wheels and depressing the accelerator pedal more
than necessary.
● If the vehicle remains stuck even after these procedures are performed,
the vehicle may require towing to be freed.

567
6-1. Specifications
6
Vehicle specifications
Electrical system
Transmission
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact your Toyota dealer.
12-volt battery
12.6  12.8 V Fully charged
12.2  12.4 V Half charged
11 . 5  11.9 V Discharged
(Voltage is checked 20 minutes after the hybrid
system and all lights are turned off.)Open voltage
at 68  F (20 C):
Charging rates 5 A max.
Fluid capacity*3.6 qt. (3.4 L, 3.0 Imp.qt.)
Fluid type Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of your transmission accompanied by
vibration, and ultimately damage the transmission of your vehicle.

582 6-1. Specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressure The maximum cold inflated
pressure to which a
tire may be inflated, s hown on the sidewall of
the tire
Recommended infla-
tion pressure Cold tire inflation pressure recommended by a
manufacturer
Accessory weight The combined weight (in excess of those stan-
dard items which may be replaced) of auto-
matic transmission, power steering, power
brakes, power windows, power seats, radio
and heater, to the extent that these items are
available as factory-installed equipment
(whether installed or not)
Curb weight The weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight

625
Alphabetical index
Replacing
Electronic key battery ........... 454
Fuses.................................... 456
Light bulbs ............................ 467
Tires ..................................... 523
Reporting safety defects for U.S. owners ........................... 600
Safety Connect ........................ 388
Seat belt reminder light .......... 498
Seat belts Adjusting the seat belt .......... 110
Automatic Locking Retractor (ALR).................................. 111
Child restraint system installation .......................... 165
Cleaning and maintaining the seat belt ....................... 400
Emergency Locking Retractor
(ELR) ................................. 111
How to wear your seat belt ............................. 109
How your child should wear the seat belt ....................... 111
Pre-collision seat belts ......... 303
Pregnant women,
proper seat belt use ........... 113
Reminder light ...................... 498
Seat belt extenders .............. 112
Seat belt instructions for Canadian owners .......... 601
Seat belt pretensioners ........ 110
Seat heaters ............................. 369
Seating capacity ...................... 316 Seats
Adjustment .....................99, 102
Adjustment
precautions .................101, 104
Child seats/child restraint
system installation ..............165
Cleaning ................................399
Folding down the seatbacks............................103
Head restraint........................105
Properly sitting in the seat .....138
Seat heaters ..........................369
Service reminder indicators ..............................219
Shift lever Transmission .........................202
Side airbags..............................140
Side marker lights
Replacing light bulbs .............467
Switch....................................250
Wattage .................................570
Side mirrors Adjusting and folding ............. 121
Smart key system Antenna location .....................64
Entry functions ........................61
Starting the hybr id system.....192
Solar Ventilation System .........339
SOS button ...............................388
Spare tire Inflation pressure...................569
Storage location ....................523
Spark plug ................................566
Specifications...........................560
Speedometer ............................214
S
*: Refer to “Display Audio System Owner’s Manual” or “Navigation System Owner’s Manual”.

627
Alphabetical index
Tonneau cover......................... 377
Tools......................................... 523
Touch tracer display ............... 215
Total load capacity .................. 316
Towing
Dinghy towing ....................... 323
Emergency towing ................ 486
Trailer towing ........................ 322
TRAC ........................................ 296
Traction control ....................... 296
Trailer towing........................... 322
Transmission Hybrid transmission .............. 202
P position switch................... 205
Trip information....................... 229
Trip meter................................. 214
Turn signal lights Replacing light bulbs ............ 467
Switch ................................... 211
Wattage ................................ 570
USB port
*................................ 352
Vanity lights Vanity lights .......................... 365
Wattage ................................ 570
Vanity mirrors .......................... 365
Vehicle control and operation
data recording ......................... 24
Vehicle identification
number................................... 561
Vehicle proximity notification system ..................................... 32
Vehicle stability control .......... 296
VSC ........................................... 296 Warning buzzers
Brake system ........................493
Open door ............................498
Seat belt reminder .................498
Warning lights
Anti-lock brake system (ABS) ..................................495
Automatic headlight leveling
system ................................497
Brake system ................493, 496
Charging system .... ...............494
Cruise control ........................497
Electric power steering system ................................495
High coolant temperature ......494
Hybrid system .......................495
Low fuel level ........................498
Low tire pressure...................499
Malfunction indicator lamp ....495
Open door .............................498
Pre-collision system ..............496
Radar cruise control. .............497
Seat belt warning light ...........498
Slip indicator..........................496
SRS airbags ..........................495
Tire pressure warning light ....499U
V
W
GW Refer to