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 onboard computer.
Never leave the keys inside the vehicle when you leave the vehicle.
Vehicles without a navigation system

The indicator light flashes after the “ENGINE START STOP” switch has been turned OFF to indicate that the system is operating.
The indicator light stops flashing after the “ENGINE START STOP” switch has been turned to ACCESSORY or IGNITION ON mode to indicate that the system has been canceled.
Vehicles with a navigation system

The indicator light flashes after the “ENGINE START STOP” switch has been turned OFF to indicate that the system is operating.
The indicator light stops flashing after the “ENGINE START STOP” switch has been turned to ACCESSORY or IGNITION ON mode to indicate that the system has been canceled.
System maintenance
The vehicle has a maintenance-free type of 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.
CAUTION
Certifications for the engine 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.
See also:
Driving the vehicle
The following procedures should be observed to ensure safe driving.
- Starting the engine
- Driving
With the brake pedal depressed, shift
the shift lever to
“D”.
Release the parking brake ...
By geographic region
In the United States, U.S.
Territories and Canada
To obtain warranty service in the
United States, U.S. territories or
Canada, take your vehicle to an
authorized Lexus dealership. If your
vehi ...
What to do if...
f you have a flat tire
Engine immobilizer system
If the engine will not start
If the vehicle battery is discharged
If the shift lever cannot be shifted from “P”
If your vehicle ov ...
