Toyota Yaris: Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the keys inside the vehicle when you leave the vehicle.

The indicator light flashes after the key has been removed from the engine switch to indicate that the system is operating. The indicator light stops flashing after the registered key has been inserted into the engine switch to indicate that the system has been canceled.
■System maintenance
The vehicle has a maintenance-free type engine immobilizer system.
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object
●If the key is in close proximity to or touching a key to the security system (key with a built-in transponder chip) of another vehicle
■Certifications for the engine immobilizer system
U.S.A.
FCC ID: MOZRI-20BTY FCC ID: MOZRI-33BTY
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
FCC WARNING:
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
Canada
Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
CAUTION
■Certifications for the immobilizer system
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of the system cannot be guaranteed.
Alarm (Puerto Rico)
The system sounds the alarm and flashes the lights when forced entry is detected.
■ Triggering of the alarm
The alarm is triggered in the following situations when the alarm is set:
● A ...
See also:
Foreword
This repair manual has been prepared to provide essential information on body
panel repair methods (including cutting and welding operations, but excluding painting)
for the TOYOTA YARIS.
Applica ...
Front seats
—Front seat precautions
Driver seat
CAUTION.
The SRS driver airbag deploys with considerable force, and can cause death or
serious injury especially if the driver is very close to the airba ...
Winter driving tips
Make sure you have a proper freeze protection for engine coolant.
Only use “Toyota Super Long Life Coolant” or similar high quality ethylene glycol
based non-silicate, non-amine, non-nitrite, ...
