Page 617 of 700

5
617 5-2. Steps to take in an emergency
When trouble arises
YARIS_F (including HV)_WE_52D27E
Starting the engine (except hybrid vehicle)
Vehicles with a Multidrive
Ensure that the shift lever is in P and firmly depress the brake
pedal.
Touch the Toyota emblem side of
the electronic key to the
“ENGINE START STOP” switch.
The “ENGINE START STOP”
switch will turn to IGNITION ON
mode.
When the smart entry & start system is deactivated in customization
setting, the “ENGINE START STOP” switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and check that the smart entry
& start system indicator light (green) turns on.
Press the “ENGINE START STOP” switch.
In the event that the “ENGINE START STOP” switch still can-
not be operated, contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
Vehicles with a multi-mode manual transmission
Ensure that the shift lever is in N and firmly depress the brake
pedal.
Touch the Toyota emblem side of
the electronic key to the
“ENGINE START STOP” switch.
The “ENGINE START STOP”
switch will turn to IGNITION ON
mode.
Page 618 of 700

618 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27EWhen the smart entry & start system is deactivated in customization
setting, the “ENGINE START STOP” switch will turn to ACCESSORY
mode.
Firmly depress the brake pedal and check that the smart entry
& start system indicator light (green) turns on.
Press the “ENGINE START STOP” switch.
In the event that the “ENGINE START STOP” switch still can-
not be operated, contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
Vehicles with a manual transmission
Ensure that the shift lever is in N and depress the clutch
pedal.
Touch the Toyota emblem side of
the electronic key to the
“ENGINE START STOP” switch.
The “ENGINE START STOP”
switch will turn to IGNITION ON
mode.
When the smart entry & start system is deactivated in customization
setting, the “ENGINE START STOP” switch will turn to ACCESSORY
mode.
Firmly depress the clutch pedal and check that the smart
entry & start system indicator light (green) turns on.
Press the “ENGINE START STOP” switch.
In the event that the “ENGINE START STOP” switch still can-
not be operated, contact any authorized Toyota dealer or
repairer, or another duly qualified and equipped professional.
Page 619 of 700

5
619 5-2. Steps to take in an emergency
When trouble arises
YARIS_F (including HV)_WE_52D27E
Starting the hybrid system (hybrid vehicle)
Ensure that the shift lever is in P and firmly depress the brake
pedal.
Touch the Toyota emblem side of
the electronic key to the
“POWER” switch.
The “POWER” switch will turn to
ON mode.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm
will sound to indicate that the start
function cannot detect the elec-
tronic key.
When the smart entry & start system is deactivated in customization
setting, the “POWER” switch will turn to ACCESSORY mode.
Firmly depress the brake pedal and check that the smart entry
& start system indicator light (green) turns on.
Press the “POWER” switch.
In the event that the hybrid system still cannot be operated,
contact any authorized Toyota dealer or repairer, or another
duly qualified and equipped professional.
Stopping the engine (except hybrid vehicle)
Vehicles with a Multidrive: Shift the shift lever to P and press the “ENGINE
START STOP” switch as you normally do when stopping the engine.
Except vehicles with a Multidrive: Shift the shift lever to N and press the
“ENGINE START STOP” switch as you normally do when stopping the
engine.
Stopping the hybrid system (hybrid vehicle)
Shift the shift lever to P and press the “POWER” switch as you normally do
when stopping the hybrid system.
Page 620 of 700

620 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the
electronic key battery be replaced immediately when the battery is depleted.
(P. 501)
Changing “ENGINE START STOP” switch modes (except hybrid vehi-
cle)
Vehicles with a Multidrive or multi-mode manual transmission: Release
the brake pedal and press the “ENGINE START STOP” switch in
above. (P. 617, 618)
The engine does not start and modes will be changed each time the
switch is pressed. (P. 230)
Vehicles with a manual transmission: Release the clutch pedal and press
the “ENGINE START STOP” switch in
above. (P. 618)
The engine does not start and modes will be changed each time the
switch is pressed. (P. 230)
Changing “POWER” switch modes (hybrid vehicle)
Release the brake pedal and press the “POWER” switch in above.
(P. 619)
The hybrid system does not start and modes will be changed each time the
switch is pressed. (P. 243)
If the doors cannot be locked or unlocked by the smart entry & start
system
Lock and unlock the doors by the mechanical key or wireless remote control.
When the electronic key does not work properly
Make sure that the smart entry & start system has not been deactivated in
the customization setting. If it is off, turn the function on.
(Customizable features P. 679)
Page 621 of 700

5
621
5-2. Steps to take in an emergency
When trouble arises
YARIS_F (including HV)_WE_52D27E
If the vehicle batter y is discharged (except hybrid vehicle)
The following procedures may be used to start the engine if the vehi-
cle's battery is discharged.
You can also call any authorized Toyota dealer or repairer, or another
duly qualified and equipped professional.
If you have a set of jumper (or booster) cables and a second vehi-
cle with a 12-volt battery, you can jump start your vehicle by follow-
ing the steps below.
Open the hood. (P. 460)
Connect the jumper cables according to the following pro-
cedure:
1KR-FE engine
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the battery
and any moving parts as shown in the illustration.
Page 622 of 700
622 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
1NR-FE engine
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the battery
and any moving parts as shown in the illustration.
Page 623 of 700
5
623 5-2. Steps to take in an emergency
When trouble arises
YARIS_F (including HV)_WE_52D27E
1ND-TV engine
Connect a positive jumper cable clamp to the positive (+) battery
terminal on your vehicle.
Connect the clamp on the other end of the positive cable to the
positive (+) battery terminal on the second vehicle.
Connect a negative cable clamp to the negative (-) battery termi-
nal on the second vehicle.
Connect the clamp at the other end of the negative cable to a
solid, stationary, unpainted metallic point away from the battery
and any moving parts as shown in the illustration.
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 smart entry & start system: Open and close
any of the doors with the “ENGINE START STOP” switch
turned off.
Page 624 of 700
624 5-2. Steps to take in an emergency
YARIS_F (including HV)_WE_52D27E
Vehicles without a smart entry & 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 smart entry & start system: Maintain the
engine speed of the second vehicle and turn the “ENGINE
START STOP” switch to IGNITION ON mode, then start the
vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order from which they were con-
nected.
Once the engine starts, have the vehicle inspected at any autho-
rized Toyota dealer or repairer, or another duly qualified and
equipped professional as soon as possible.