engine SUBARU BRZ 2020 Owners Manual

420 5-1. Essential information
BRZ_U
CAUTION
■To prevent body damage
Do not tow with a sling-type truck, either from the front or rear.
■ Towing with a wheel lift-type truck is not recommended
If a flat bed truck is not available, ob serve the following precautions to pre-
vent damage to the drive train or body.
From the front
From the rear
Never tow a vehicle from the front with
the rear wheels on the ground.Use a tow-
ing dolly under the rear wheels.
Ensure that the front lower body compo-
nents have adequate clearance to pre-
vent contact with the road surface under
all conditions.
Vehicles without a keyless access with
push button start system: Turn the engine
switch to the “ACC” position so that the
steering wheel is unlocked.
Vehicles with a keyless access with push
button start system: Turn the push-button
ignition switch to “ACC” mode so that the
steering wheel is unlocked.

422
5-1. Essential information
BRZ_U
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your SUBARU dealer as soon as
possible.
■Visible symptoms
● Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Vehicles with a monochrome multi-information display: The
engine coolant temperature gauge needle continually points
higher than normal
● Vehicles with a color multi-information display: The high
engine coolant temperature warning light flashes or illumi-
nates
■ Audible symptoms
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
● Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, spongy feeling, pedal almost
touches the floor

5
When trouble arises
423
5-1. Essential information
BRZ_U
Fuel pump shut off system
Follow the procedure below to restart the engine after the system is
activated.
Vehicles without a keyless access with push button start systemTurn the engine switch to the “ACC” or “LOCK” position.
Restart the engine.
Vehicles with a keyless access with push button start system Turn the push-button ignition switch to “ACC” mode or turn it off.
Restart the engine.
CAUTION
■Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked on to the ground, the fuel system has been
damaged and is in need of repair. Do not restart the engine.
When the vehicle sustains an imp act in an accident, etc., the fuel
pump shut off system operates to stop supplying fuel in order to
minimize fuel leakage.
STEP 1
STEP 2
STEP 1
STEP 2

5
When trouble arises
425
5-2. Steps to take in an emergency
BRZ_U
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 SUBARU dealer.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging system.
Low engine oil pressure warning light Indicates that the engine oil pressure is too low.
(Flashes or illu- minates in red) High engine coolant temperature warning light (if
equipped)
Indicates that the engine is almost overheating. ( →P. 481)
As the engine coolant temperature increases, this warning
light will change from flashing to constantly illuminated.

426 5-2. Steps to take in an emergency
BRZ_U
Have the vehicle inspected immediately.Failing 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 SUBARU dealer immediately.
Warning lightWarning light/Details
(U.S.A.)
(Canada and Mexico) Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic automatic transmission control system.
SRS airbag system warning light Indicates a malfunction in:
• The SRS airbag system;
• The seatbelt pretensioner system;
• The front passenger occupant detection system.
(U.S.A.)
(Canada and Mexico) ABS warning light
Indicates a malfunction in:
• The ABS;
• The brake assist system.
Electric power steering warning light (warning buzzer) Indicates a malfunction in the electric power steering sys-
tem.
Slip indicator Indicates a malfunction in:
• The Vehicle stability control (VSC) system;
• The TRAC system;
• The hill start assist system.
Automatic headlight leveling system warning light Indicates a malfunction in the automatic headlight leveling
system.

430 5-2. Steps to take in an emergency
BRZ_U
*1: Driver’s seatbelt buzzer:Vehicles without a keyless access with push button start system
The driver’s seatbelt buzzer sounds to alert the driver that his or her seatbelt
is not fastened. Once the engine switch is turned to the “ON” position, the
buzzer sounds for 6 seconds. If the vehicle reaches a speed of 12 mph (20
km/h), the buzzer sounds once. If the seatbelt is still unfastened after 24
seconds, the buzzer will sound intermittently for 10 seconds. Then, if the
seatbelt is still unfastened, the buzzer will sound in a different tone for 20
more seconds.
Vehicles with a keyless access with push button start system
The driver’s seatbelt buzzer sounds to alert the driver that his or her seatbelt
is not fastened. Once the
push-button ignition switch is turned to “ON”
mode
, the buzzer sounds for 6 seconds. If the vehicle reaches a speed of
12 mph (20 km/h), the buzzer sounds once. If the seatbelt is still unfastened
after 24 seconds, the buzzer will sound intermittently for 10 seconds. Then,
if the seatbelt is still unfastened, the buzzer will sound in a different tone for
20 more seconds.
*2: Front passenger’s seatbelt buzzer:
The front passenger’s seatbelt buzzer sounds to alert the front passenger
that his or her seatbelt is not fastened. The buzzer sounds once if the vehi-
cle reaches a speed of 12 mph (20 km/h). If the seatbelt is still unfastened
after 24 seconds, the buzzer will sound intermittently for 10 seconds. Then,
if the seatbelt is still unfastened, the buzzer will sound in a different tone for
20 more seconds.

432 5-2. Steps to take in an emergency
BRZ_U
■If the tire pressure monitoring system is inoperative (if equipped)
The tire pressure monitoring system will be disabled in the following con-
ditions:
(When the condition becomes normal, the system will work properly.)
●If tires not equipped with tire pressure warning valves and transmit-
ters are used.
●If the ID code on the tire pressure warning valves and transmitters is
not registered in the tire pressure warning computer.
●If the tire inflation pressure is 55 psi (380 kPa, 3.80 kgf/cm2 or bar) or
higher.
The tire pressure monitoring system may be disabled in the following
conditions:
(When the condition becomes normal, the system will work properly.)
●If electronic devices or facilities using similar radio wave frequencies
are nearby.
●If a radio set at similar frequencies is in use in the vehicle.
●If a window tint that affects the radio wave signals is installed.
●If there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
●If non-genuine SUBARU wheels are used. (Even if you use SUBARU
wheels, the tire pressure monitoring system may not work properly
with some types of tires.)
●If tire chains are used.
●If a large metallic object which can interfere with signal reception is
put in the trunk.
■If the tire pressure warning light frequently comes on after blinking
for approximately one minute (if equipped)
If the tire pressure warning light frequently comes on after blinking for
approximately one minute when the push-button ignition switch is turned
to “ON” mode (vehicles with a keyless access with push button start sys-
tem) or the engine switch is turned to the “ON” position (vehicles without
a keyless access with push button start system), have it checked your
SUBARU dealer.

5
When trouble arises
437
5-2. Steps to take in an emergency
BRZ_U
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 SUBARU dealer.
Warning messageDetails
(Comes on in red)
Indicates that the engine is almost overheating.
( → P. 481)
A buzzer also sounds.

442 5-2. Steps to take in an emergency
BRZ_U
Have the malfunction repaired immediately.After taking the specified steps to correct the suspected problem,
check that the warning message and light go off.
InteriorbuzzerExterior
buzzerWarning messageDetailsCorrection procedure
Once 
(Flashes)
(Flashes in yellow)
Indicates that the
access key is not
present when
attempting to
start the engine. Confirm
the loca-
tion of the
access
key.
Once
3 times
(Flashes)
(Flashes in yellow)
Indicates that a
door other than
the driver’s door
has been opened
and closed with
the push-button
ignition switch in
any mode other
than off and the
access key out-
side of the detec-
tion area. Confirm
the loca-
tion of the
access
key.

448 5-2. Steps to take in an emergency
BRZ_U
Once
(Flashes)
(Flashes in yellow)
(Vehicles with a manual
transmission) • When the doors
were unlocked
with the mechani-
cal key and then
the push-button
ignition switch
was pressed, the
access key could
not be detected in
the vehicle.
• The access key could not be
detected in the
vehicle even after
the push-button
ignition switch
was pressed two
consecutive
times. Touch the
access
key to the
push-but-
ton igni-
tion switch
while
depress-
ing the
clutch
pedal.
Once 
(Flashes)
(Vehicles with an auto- matic transmission) An attempt was
made to start the
engine with the
select lever in an
incorrect position.
Shift the
select
lever to P
and start
the
engine.
Interior
buzzerExterior
buzzerWarning messageDetailsCorrection procedure