2023 SUBARU SOLTERRA ECU

1734-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
■Using the entry function (if
equipped)
Carry the electronic key to
enable this function.
WARNING
●Vehicles without power back
door: The back door may sud-
denly shut if it is not opened
fully. It is more difficult to open
or close the ba ck door on an
incline than on a level surface,
so beware of the back door
unexpectedly opening or closing
by itself. Make sure that the
back door is fully open and
secure before using the luggage
compartment.
●Vehicles with power back door:
The back door may suddenly
shut if it is not opened fully,
while on a steep incline. Make
sure that the back door is
secured before using the lug-
gage compartment.
●When closing the back door,
take extra care to prevent your
fingers, etc., from being caught.
●Vehicles without power back
door: When closing the back
door, make sure to press it
lightly on its outer surface. If the
back door handle is used to fully
close the back door, it may
result in hands or arms being
caught.
●Vehicles without power back
door: Do not pull on the back
door damper stay ( P.175) to
close the back d oor, and do not
hang on the back door damper
stay.
Doing so may cause hands to
be caught or the back door
damper stay to break, causing
an accident.
●Vehicles with power back door:
Do not pull on the back door
spindle ( P.184) to close the
back door, and do not hang on
the back door spindle.
Doing so may cause hands to
be caught or the back door spin-
dle to break, causing an acci-
dent.
●Vehicles without power back
door: If a bicycle carrier or simi-
lar heavy object is attached to
the back door, it may suddenly
shut again after being opened,
causing someone’s hands,
head or neck to be caught and
injured. When installing an
accessory part to the back door,
using a genuine Toyota part is
recommended.
Unlocking and locking the
back door from the out-
side

1744-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
1Unlocks all the doors
The doors cannot be unlocked for 3
seconds after the doors are locked.
2Locks all the doors
Check that the door is securely
locked.
■Using the wireless remote
control
 P. 1 6 7
■Operation signals
 P. 1 6 8
■Security feature
 P. 1 6 8
■Using the door lock
switches
 P. 1 7 0
■Open
Raise the back door while
pressing up the back door
opener switch.
■Close
Lower the back door using the
back door handle, and make
sure to push the back door
down from the outside to close
it.
Be careful not to pull the back door
sideways when closing the back
door with the handle.
■Luggage compartment light
●The luggage compartment light
turns on when the back door is
opened.
●When the power switch is turned
to OFF, the light will go off auto-
matically after 20 minutes.
■If the back door opener is inop-
erative
The back door can be unlocked
from the inside.
1 Remove the cover.
To prevent damage, cover the tip of
the screwdriver with a rag.
Unlocking and locking the
back door from the inside
Opening/closing the back
door (vehicles without
power back door)

1834-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
WARNING
●If the power back door system is
turned off while the back door is
operating automatically, the
automatic operation is stopped.
The back door then has to be
operated manually. Take extra
care when on an incline, as the
back door may open or close
unexpectedly.
●If the operating conditions of the
power back door are no longer
met, a buzzer may sound and
the back door may stop opening
or closing. The back door then
has to be operated manually.
Take extra care when on an
incline, as the back door may
open or close abruptly.
●On an incline, t he back door
may suddenly shut after it
opens. Make sure the back door
is fully open and secure.
●In the following situations, the
power back door may detect an
abnormality and automatic
operation may be stopped. In
this case, the back door has to
be operated manually. Take
extra care when on an incline,
as the back door may open or
close abruptly.
• When the back door contacts an obstacle
• When the 12-volt battery volt- age suddenly drops, such as
when the power switch is turned
to ON or the EV system is
started during automatic opera-
tion
●If a bicycle carrier or similar
heavy object is attached to the
back door, the power back door
may not operate, causing itself
to malfunction, or the back door
may suddenly shut again after
being opened, causing some-
one’s hands, arms, head or
neck to be caught and injured.
When installing an accessory
part to the back door, using a
genuine Toyota part is recom-
mended.
■Jam protection function
Observe the following precau-
tions.
Failure to do so may cause death
or serious injury.
●Never use any part of your body
to intentionally activate the jam
protection function.
●The jam protection function may
not work if something gets
caught just before the back door
fully closes. Be careful not to
catch fingers or anything else.
●The jam protection function may
not work depending on the
shape of the object that is
caught. Be careful not to catch
fingers or anything else.
■Hands Free Power Back Door
(if equipped)
Observe the following precautions
when operating the Hands Free
Power Back Door.
Failure to do so may cause death
or serious injury.
●Check the safety of the sur-
rounding area to make sure
there are no obs tacles or any-
thing that could cause any of
your belongings to get caught.

1894-2. Opening, closing and locking the doors
Owners Manual_USA_M42C01_en
4
Before driving
tact with, or is covered by the fol-
lowing metallic objects
• Cards to which al uminum foil is
attached
• Cigarette boxes that have alumi- num foil inside
• Metallic wallets or bags
• Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When another wireless key (that
emits radio waves) is being used
nearby
●When carrying the electronic key
together with the following devices
that emit radio waves
• Portable radio, cellular phone, cordless phone or other wireless
communication devices
• Another electronic key or a wire- less key that emits radio waves
• Personal computers or personal
digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic con-
tent or metallic objects are
attached to the rear window
●When the electronic key is placed
near a battery charger or elec-
tronic devices
●When the vehicle is parked in a
pay parking spot where radio
waves are emitted.
■Note for the entry function
●Even when the electronic key is
within the effective range (detec-
tion areas), the system may not
operate properly in the following
cases:
• The electronic key is too close to the window or outside door han-
dle, near the ground, or in a high
place when the doors are locked
or unlocked.
• The electronic key is on the instru- ment panel, luggage cover or
floor, or in the door pockets or
glove box when the EV system is
started or power switch modes are
changed.
●Do not leave the electronic key on
top of the instrument panel or near
the door pockets when exiting the
vehicle. Depending on the radio
wave reception conditions, it may
be detected by the antenna out-
side the cabin and the door will
become lockable from the outside,
possibly trapping the electronic
key inside the vehicle.
●As long as the electronic key is
within the effective range, the
doors may be locked or unlocked
by anyone. However, only the
doors detecting the electronic key
can be used to lo ck or unlock the
vehicle.
●Even if the electro nic key is not
inside the vehicle, it may be possi-
ble to start the EV system if the
electronic key is near the window.
●The doors may unlock if a large
amount of water splashes on the
door handle, such as in the rain or
in a car wash when the electronic
key is within the effective range.
(The doors will au tomatically be
locked after approximately 60 sec-
onds if the doors are not opened
and closed.)
●If the wireless remote control is
used to lock the doors when the
electronic key is near the vehicle,
there is a possib ility that the door
may not be unlocked by the entry
function. (Use the wireless remote
control to unlock the doors.)
●Touching the door lock sensor
while wearing gloves may delay or
prevent lock operation. Remove
the gloves and touch the lock sen-
sor again.
●When the lock operation is per-
formed using the lock sensor, rec-
ognition signals will be shown up
to two consecutive times. After
this, no recognition signals will be
given.
●If the door handle becomes wet
while the electronic key is within
the effective range, the door may

1944-3. Adjusting the seats
Owners Manual_USA_M42C01_en
■Before folding down the
seatbacks
1 Park the vehicle in a safe
place.
Apply the parking brake ( P.243)
and shift the shift position to P.
(  P.237)
2 Adjust the position of the
front seat and the angle of
the seatback. ( P.192)
Depending on the position of the
front seat, if the seatback is folded
backward, it may interfere with the
operation of the rear seat.
3 Lower the head restraint of
the rear center seat.
( P.196)
4 Stow the armrest of the rear
seat if it is pulled out.
( P.437)
This step is not necessary when
operating the left side seat only.
■Folding down the rear seat-
backs
While pulling the seatback angle
adjustment lever , fold the
seatback down.
■Returning the rear seat-
backs
To avoid trapping the seat belt
between the seat and the inside
of the vehicle, pass the seat belt
outside the seat belt guide
and then return the seatback
securely to the locked position.
WARNING
●After adjusting the seat, make
sure that the seat is locked in
position.
If the seatback is not securely
locked, the red marking will be
visible. Make sure that the red
marking is not visible.
Folding down the rear
seatbacks
WARNING
■When folding the rear seat-
backs down
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.

1954-3. Adjusting the seats
Owners Manual_USA_M42C01_en
4
Before driving
■Front seats
1 Up
Pull the head restraints up.
2Down
Push the head restraint down while
pressing the lock release button .
WARNING
●Do not attempt t o fold the seat-
backs down while driving.
●Stop the vehicle on level
ground, set the parking brake
and shift the shift position to P.
●Do not allow anyo ne to sit on a
folded seatback or in the lug-
gage compartment while driv-
ing.
●Do not allow child ren to enter
the luggage compartment.
●Do not operate the rear seat if it
is occupied.
●Be careful not to get feet or
hands caught in the moving
parts or joints of the seats
during operation.
●Do not allow children to operate
the seat.
■After returning the rear seat-
back to the upright position
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
●Make sure that the seatback is
securely locked in position by
lightly pushing it back and forth.
If the seatback is not securely
locked, the red marking will be
visible on the seatback lock
release lever. Make sure that
the red marking is not visible.
●Check that the seat belts are
not twisted or caught in the
seatback.
Head restraints
Head restraints are pro-
vided for all seats.
WARNING
■Head restraint precautions
Observe the following precautions
regarding the head restraints.
Failure to do so may result in
death or serious injury.
●Use the head restraints
designed for each respective
seat.
●Adjust the head restraints to the
correct position at all times.
●After adjusting the head
restraints, push down on them
and make sure they are locked
in position.
●Do not drive with the head
restraints removed.
Vertical adjustment

1994-4. Adjusting the steering wheel and mirrors
Owners Manual_USA_M42C01_en
4
Before driving
4-4.Adjusting the steering wheel and mirrors
1 Hold the steering wheel and
push the lever down.
2 Adjust to the ideal position by
moving the steering wheel
horizontally and vertically.
After adjustment, pull the lever up
to secure the steering wheel.
To sound the horn, press on or
close to the mark.
Steering wheel
Adjustment procedure
WARNING
■Caution while driving
Do not adjust the steering wheel
while driving.
Doing so may cause the driver to
mishandle the vehicle and cause
an accident, resul ting in death or
serious injury.
■After adjusting the steering
wheel
Make sure that the steering wheel
is securely locked.
Otherwise, the steering wheel
may move suddenly, possibly
causing an accident, and resulting
in death or serious injury. Also,
the horn may not sound if the
steering wheel is not securely
locked.
Sounding the horn

2225-1. Before driving
Owners Manual_USA_M42C01_en
WARNING
■When shifting the shift posi-
tion
●Do not let the vehicle roll back-
ward while a forward driving
position is selected, or roll for-
ward while the shift position is in
R.
Doing so may result in an acci-
dent or damage to the vehicle.
●Do not shift the shift position to
P while the vehicle is moving.
Doing so can damage the trans-
mission and may result in a loss
of vehicle control.
●Do not shift the shift position to
R while the vehicle is moving
forward.
Doing so can damage the trans-
mission and may result in a loss
of vehicle control.
●Do not shift the shift position to
a driving position while the vehi-
cle is moving backward.
Doing so can damage the trans-
mission and may result in a loss
of vehicle control.
●Changing the shif t position to N
while the vehicle is moving will
disengage the hy brid system.
Regenerative braking is not
available with the EV system
disengaged.
●Be careful not to change the
shift position wit h the accelera-
tor pedal depressed.
Changing the shif t position to
any positions other than P or N
may lead to unexpected rapid
acceleration of the vehicle that
may cause an accident and
result in death or serious injury.
After changing the shift position,
make sure to confirm the cur-
rent shift position displayed on
the shift position indicator inside
the meter.
■If you hear a squealing or
scraping noise (brake pad
wear limit indicators)
Have the brake pads checked and
replaced by your Toyota dealer as
soon as possible.
Rotor damage may result if the
pads are not replaced when
needed.
It is dangerous to drive the vehicle
when the wear limits of the brake
pads and/or those of the brake
discs are exceeded.
■When the vehicle is stopped
●Do not depress the accelerator
pedal unnecessarily.
If the shift position is in any
position other than P or N, the
vehicle may accelerate sud-
denly and unexpectedly, caus-
ing an accident.
●In order to prevent accidents
due to the vehic le rolling away,
always keep depressing the
brake pedal while stopped with
the “READY” indicator is illumi-
nated, and apply the parking
brake as necessary.
●If the vehicle is stopped on an
incline, in order to prevent acci-
dents caused by the vehicle roll-
ing forward or backward, always
depress the brake pedal and
securely apply the parking
brake as needed.
■When the vehicle is parked
●Do not leave glasses, cigarette
lighters, spray cans, or soft
drink cans in the vehicle when it
is in the sun.
Doing so may result in the fol-
lowing:
• Gas may leak from a cigarette lighter or spray can, and may
lead to a fire.