ignition SUBARU BRZ 2018 Manual Online

5
When trouble arises
451
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Once

(Flashes)
(Flashes in yellow)
(Vehicles with an auto-
matic 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
brake
pedal.
Interior
buzzerExterior
buzzerWarning messageDetailsCorrection procedure

452 5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
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

456 5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Con-
tinu-
ous
(Flashes)
(Vehicles with an auto- matic transmission) The push-button
ignition switch
has been turned
off with the select
lever in a posi-
tion other than P.
Shift the
select
lever to P.
Once 
(Flashes)
(Vehicles with an auto- matic transmission) After the push-
button ignition
switch has been
turned off with the
select lever in a
position other
than P, the select
lever has been
shifted to P.
Turn the
push-but-
ton igni-
tion switch
off.
■ Warning buzzer
In some cases, the buzzer may not be heard because of noisy place or an
audio sound.
Interior
buzzerExterior
buzzerWarning messageDetailsCorrection procedure

472 5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Emergency start function (vehicles with a keyless access with
push button start system)When the engine does not start, the following steps can be used as
an interim measure to start the engine if the push-button ignition
switch is functioning normally:
Vehicles with an automatic transmission Set the parking brake.
Put the select lever in P.
Set the push-button ignition switch to “ACC” mode.
Press and hold the push-button ignition switch about 15 sec-
onds while depressing the brake pedal firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle checked by your SUBARU
dealer.
■ The starter motor does not turn over, the interior lights and
headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
● One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( →P. 480)
● There may be a malfunction in the steering lock system. (vehi-
cles with a keyless access with push button start system)
Contact your SUBARU dealer if the problem cannot be repaired, or if
repair procedures are unknown.
STEP 1
STEP 2
STEP 3
STEP 4

5
When trouble arises
473
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Vehicles with a manual transmission
Set the parking brake.
Put the shift lever in neutral.
Turn the push-button ignition switch to “ACC” mode.
Push and hold the push-button ignition switch for about 15
seconds while depressing the brake pedal and clutch pedal
firmly.
Even if the engine can be started using the above steps, the system
may be malfunctioning. Have the vehicle checked by your SUBARU
dealer.
STEP 1
STEP2
STEP 3
STEP 4

474
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
If the select lever cannot be shifted from P (vehicles with an automatic transmission)
If the select lever cannot be shifted with your foot on the brake, there
may be a problem with the shift lock system (a system to prevent
accidental operation of the select lever). Have the vehicle inspected
by your SUBARU dealer immediately.
The following steps may be used as an emergency measure to
ensure that the select lever can be shifted.
Set the parking brake.
Vehicles without a keyless access with push button start
system: Turn the engine switch to the “ACC” position.
Vehicles with a keyless access with push button start sys-
tem: Turn the push-button ignition switch to “ACC” mode.
Depress the brake pedal.Pry the cover up with a flat-
head screwdriver or equiva-
lent.
Press the shift lock release
button.
The select lever can be shifted
while the button is pressed.
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5

5
When trouble arises
477
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Trun k li d
Turn the mechanical key clock-
wise to open.
Starting the engine
Vehicles with an automatic transmission Ensure that the select lever is in P and firmly depress the
brake pedal.
Touch the area behind the lock
button and unlock button on the
access key to the push-button
ignition switch.
When the access key is detected,
a buzzer sounds and the push-
button ignition switch will turn to
“ON” mode.
When the keyless access with push button start system is deacti-
vated in customization setting, the push-button ignition switch will
turn to “ACC” mode. Modes can be changed by pressing the push-
button ignition switch with the brake pedal released. (The mode
changes each time the switch is pressed.)
Firmly depress the brake pedal and check that the keyless
access with push button start system indicator light (green)
turns on.
Press the push-button ignition switch.
In the event that the push-button ignition switch still cannot be oper-
ated, contact your SUBARU dealer.
STEP 1
STEP 2
STEP 3
STEP 4

478 5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)Vehicles with a manual transmission
Ensure that the shift lever is in neutral and depress the clutch
pedal.
Touch the area behind the lock
button and unlock button on the
access key to the push-button
ignition switch.
When the access key is detected,
a buzzer sounds and the push-
button ignition switch will turn to
“ON” mode.
When the keyless access with push button start system is deacti-
vated in customization setting, the push-button ignition switch will
turn to “ACC” mode. Modes can be changed by pressing the push-
button ignition switch with the clutch pedal released. (The mode
changes each time the switch is pressed.)
Firmly depress the clutch pedal and check that the keyless
access with push button start system indicator light (green)
turns on.
Press the push-button ignition switch.
In the event that the push-button ignition switch still cannot be oper-
ated, contact your SUBARU dealer.
STEP 1
STEP 2
STEP 3
STEP 4

5
When trouble arises
479
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
■
Stopping the engine
Vehicles with an automatic transmission: Shift the select lever to P and press
the push-button ignition switch as you normally do when stopping the
engine.
Vehicles with a manual transmission: Shift the shift lever to neutral and press
the push-button ignition switch as you normally do when stopping the
engine.
■ Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
access key battery be replaced immediately when the battery depletes.
(→ P. 392)
■ Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set,
the alarm may be triggered. ( →P. 87)
■ If the doors cannot be locked or unlocked by the keyless access with
push button start system
Lock and unlock the doors by the mechanical key or remote keyless entry
system.

5
When trouble arises
481
5-2. Steps to take in an emergency
BRZ_U (A4450BE-A)
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Vehicles with a keyless access with push button start sys-
tem only: Open and close any of the doors of your vehicle
with the push-button ignition switch off.
Vehicles without a keyless access with push button start
system: Maintain the engine speed of the second vehicle
and turn the engine switch to the “ON” position, then start
the vehicle's engine.
Vehicles with a keyless access with push button start sys-
tem: Maintain the engine speed of the second vehicle and
turn the push-button ignition switch to “ON” mode, then
start the vehicle's engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.
Once the engine starts, have the vehicle checked at your SUBARU
dealer as soon as possible.STEP 2
STEP 3
STEP 4
STEP 5