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2018 Toyota Tundra Owners Manual - Theft deterrent system



Theft deterrent system

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 regis-

tered in the vehicle’s on-board computer.

Never leave the keys inside the vehicle when you leave the vehi-

cle.

This system is designed to help prevent vehicle theft but does

not guarantee absolute security against all vehicle thefts.

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

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 Certifications for the engine immobilizer system

For vehicles sold in the U.S.A.

FCC ID: MOZRI-42BTY

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 interfer-

ence, and (2) this device must accept any interference received, including

interference that may cause undesired operation.

For vehicles sold in Canada

1

This device complied with RSS-210 of Industry Canada.

Operation is subject to the following two conditions: (1) this device may not

cause interference, and (2) this device must accept any interference, includ-

ing interference that may cause undesired operation of the device.

WARNING

 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.

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Alarm∗

The alarm

The alarm uses light and sound to give an alert when an intrusion is

detected.

The alarm is triggered in the following situations when the alarm is

set:

A locked door is unlocked or opened in any way other than using a

key or wireless remote control. (The doors will lock again automati-

cally.)

The hood is opened.

Vehicles with the glass breakage sensor: The side windows are

tapped or broken.

Setting the alarm system

Close the doors and hood, and

lock all the doors. The system will

be set automatically after 30 sec-

onds.

The indicator light changes from

being on to flashing when the sys-

tem is set.

Deactivating or stopping the alarm

Do one of the following to deactivate or stop the alarms:

Unlock the doors.

Turn the engine switch to the “ACC” or “ON” position, or start the

engine. (The alarm will be deactivated or stopped after a few sec-

onds.)

∗: If equipped

79

 System maintenance

The vehicle has a maintenance-free type alarm system.

 Items to check before locking the vehicle

To prevent unexpected triggering of the alarm and vehicle theft, make sure of

the following:

Nobody is in the vehicle.

1

The windows and moon roof (if equipped) are closed before the alarm is set.

No valuables or other personal items are left in the vehicle.

 Triggering of the alarm

The alarm may be triggered in the following situations:

(Stopping the alarm deactivates the alarm system.)

A person inside the vehicle opens a door

or hood.

The battery is recharged or replaced

when the vehicle is locked.

80

 Alarm-operated door lock

In the following cases, depending on the situation, the door may automatically

lock to prevent improper entry into the vehicle:

When a person remaining in the vehicle locks the door and the alarm is acti-

vated.

While the alarm is activated, a person remaining in the vehicle unlocks the

door.

When recharging or replacing the battery.

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.


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