TOYOTA PRIUS PRIME 2019 Owners Manual (in English)

651
PRIUS PRIME_OM_OM47D13U_(U)
8
When trouble arises
8-1. Essential information
If your vehicle has to be stopped in an
emergency
Steadily step on the brake pedal with both feet and firmly depress it.
Do not pump the brake pedal repeatedly as this will increase th e effort
required to slow the vehicle.
Shift the shift position to N.
If the shift positi on is shifted to N
After slowing down, stop the vehi cle in a safe place by the road.
Stop the hybrid system.
If the shift position c annot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehicl e
speed as much as possible.
To stop the hybrid system,
press and hold the power
switch for 2 consecutive sec-
onds or more, or press it briefly
3 times or more in succession.
Stop the vehicle in a s afe place by the road.
Only in an emergency, such as if it becomes impossible to stop
the vehicle in the normal way, st op the vehicle using the follow-
ing procedure:
1
2
3
4
3
Press and hold for 2 seconds or
more, or press briefly 3 times or
more
Q
WARNING
■ If the hybrid system has to b e turned off while driving
Power assist for the steering wheel will be lost, making the steering wheel
heavier to turn. Decelerate as m uch as possible before turning off the hybrid
system.
5

652
PRIUS PRIME_OM_OM47D13U_(U)
8-1. Essential information
If the vehicle is trapped in rising water
●Remove the seat belt first.
● If the door can be opened, open the door and exit the vehicle.
● If the door can not be opened, open the window using the power
window switch and exit the vehicle through the window.
● If the window can not be opened using the power window switch,
remain calm, wait until the water level inside the vehicle rise s to the
point that the water pressure i nside of the vehicle equals the water
pressure outside of the vehicl e, and then open the door and exi t the
vehicle.
In the event the vehicle is submerged in water, remain calm and
perform the following.
WARNING
■ Using an emergency hammer* for emergency escape
The rear side windows and rear window of this vehicle can be sh attered by
an emergency hammer
* used for emergency escape, however, since the
windshield and front side windows are laminated glass they can not be
shattered by an emergency hammer
*.
*: Contact your Toyota dealer or aftermarket accessory manufacturer for fur-
ther information about an emergency hammer.
■ Escaping the vehicle from the window
There are cases where escaping the vehicle from the window is n ot possi-
ble due to seating position, passenger body type, etc.
When using an emergency hammer, consider your seat location and the
size of the window opening to ensure that the opening is accessible and
large enough to escape.

653
PRIUS PRIME_OM_OM47D13U_(U)
8
When trouble arises
8-2. Steps to take in an emergency
If your vehicle needs to be towed
In the following situations, it is not possible to be towed by another
vehicle using cables or chains, as the front wheels may be lock ed due
to the parking lock. Contact your Toyota dealer or commercial towing
service.
● There is a malfunction in t he shift control system. (P. 335, 676)
● There is a malfunction in the immobilizer system. ( P. 81)
● There is a malfunction in the smart key system. (P. 697)
● The 12-volt battery is discharged. ( P. 7 0 1 )
The following may indicate a problem with your hybrid transmiss ion.
Contact your Toyota dealer or commercial towing service before tow-
ing.
● The hybrid system warning message is displayed and the vehicle
does not move.
● The vehicle makes an abnormal sound.
If towing is necessary, we recommend having your vehicle
towed by your Toyota dealer o r commercial towing service,
using a wheel-lift type t ruck or flatbed truck.
Use a safety chain system for all towing, and abide by all stat e/
provincial and local laws.
Situations when it is not possibl e to be towed by another vehicle
Situations when it is necessary to contact dealers before towing

6548-2. Steps to take in an emergency
PRIUS PRIME_OM_OM47D13U_(U)
Do not tow with a sling-type truck
to prevent body damage.
Towing with a sling-type truck
Towing with a wheel-lift type truck
From the front From the rear
Release the parking brake. Us e a towing dolly under the
front wheels.

6558-2. Steps to take in an emergency
PRIUS PRIME_OM_OM47D13U_(U)
8
When trouble arises
If your vehicle is transported by a
flatbed truck, it should be tied
down at the locations shown in the
illustration.
If you use chains or cables to tie
down your vehicle, the angles
shaded in black must be 45.
Do not overly tighten the tie
downs or the vehicle may be dam-
aged.
If a tow truck is not available in an emergency, your vehicle m ay be
temporarily towed using cables or chains secured to the emergen cy
towing eyelets. This should only be attempted on hard surfaced roads
for a short distance at under 18 mph (30 km/h).
A driver must be in the vehicle to steer and operate the brakes . The
vehicle’s wheels, drive train, a xles, steering and brakes must be in
good condition.
Using a flatbed truck
Front
Emergency towing

6568-2. Steps to take in an emergency
PRIUS PRIME_OM_OM47D13U_(U)
Take out the towing eyelet. (P. 616)
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.
Tighten down the towing eyelet
securely using a wheel nut
wrench or hard metal bar.
When tightening with a wheel nut
wrench or hard metal bar, make
sure not to damage the vehicle
body.
Securely attach cables or c hains 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 O N mode.
Turn off the Intelligent Clearance Sonar. (if equipped): P. 440
Shift the shift position to N* and release the parking brake.
*: If the shift position cannot be changed or the current shift p osition can
not be confirmed, contact your Toyota dealer or commercial towing ser-
vice before towing.
Emergency towing procedure
1
2
3
4
5
6
7

6578-2. Steps to take in an emergency
PRIUS PRIME_OM_OM47D13U_(U)
8
When trouble arises
■While towing
If the hybrid system is off, the power assist for the brakes an d steering will not
function, making steering and braking more difficult.
■ Wheel nut wrench
Wheel nut wrench is installed in luggage compartment. (P. 616)
■ Towing eyelet installation hole on the rear of the vehicle
The hole is equipped for fastening the
vehicle while shipping. Your vehicle can-
not tow another vehicle.
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■When towing the vehicle
■ While towing
● When towing using cables or chains, avoid sudden starts, etc. w hich place
excessive stress on the towing eyelets, cables or chains. The towing eye-
lets, cables or chains may become damaged, broken debris may hit peo-
ple, and cause serious damage.
● Do not turn the power switch off.
This may lead to an accident as the front wheels will be locked by the
parking lock.
■ Installing towing eyelets to the vehicle
● The towing eyelets are only for the vehicle equipped with them. Do not use
the towing eyelets for another vehicle, and do not use the towing eyelets
for this vehicle on another vehicle.
● Make sure that towing eyelets are installed securely.
If not securely installed, towing eyelets may come loose during towing.
Be sure to transport the vehicle with the
front wheels raised or with all four wheels
raised off the ground. If the vehicle is
towed with the front wheels contacting
the ground, the drivetrain and related
parts may be damaged or electricity gen-
erated by the operation of the motor may
cause a fire to occur depending on the
nature of the damage or malfunction.

6588-2. Steps to take in an emergency
PRIUS PRIME_OM_OM47D13U_(U)
NOTICE
■To prevent damage to the vehicle when towing using a wheel-lift type
truck
When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate cleara nce, the
vehicle could be damaged while being towed.
■ To prevent damage to the vehicle when towing with a sling-type truck
Do not tow with a sling-type truck, either from the front or re ar.
■ To prevent damage to the vehic le during emergency towing
Do not secure cables or chains to the suspension components.

659
PRIUS PRIME_OM_OM47D13U_(U)
8
When trouble arises
8-2. Steps to take in an emergency
If you think something is wrong
●Fluid leaks un der the vehicle
(Water dripping from the air conditioning a fter use is normal.)
● Flat-looking tires or uneven tire wear
● High coolant temperature warni ng light flashes or comes on
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the hybrid system
● Engine missing, stumb ling or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one s ide when driving on a level road
● Loss of brake effectiveness, spongy feeling, pedal almost touch es
the floor
If you notice any of the followi ng symptoms, your vehicle proba -
bly needs adjustment or repair. Contact your Toyota dealer as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

660
PRIUS PRIME_OM_OM47D13U_(U)
8-2. Steps to take in an emergency
If a warning light turns on or a war ning
buzzer sounds
Calmly perform the following actions if any of the warning ligh ts
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 occur, have the vehicle
inspected by your Toyota dealer.
Warning light and w arning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light and warning buzzer (red
indicator)
*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
Brake system warning light (yellow indicator)
Indicates a malfunction in:
• The regenerative braking system; or
• The electronically controlled brake system
 Have the vehicle inspected by your Toyota dealer
immediately.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Low engine oil pressure warning light
(warning buzzer)
*2
Indicates that the engine oil pressure is too low
 Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
(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
 Have the vehicle inspected by your Toyota dealer
immediately.