2010 Lexus IS 250 Owners Manual - Page 174
2010 Lexus IS 250 Manual
Page 174 highlights
1-6. Theft deterrent system Engine immobilizer system The vehicle's keys have built-in transponder chips that prevent the engine from starting if the 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. 1 The indicator light flashes after the "ENGINE START STOP" switch has been turned OFF to indicate that the system is operating. Before driving
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1
Before driving
1-6.
Theft deterrent system
Engine immobilizer system
■
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
The vehicle's keys have built-in transponder chips that prevent the engine
from starting if the 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 °ENGINE START STOP±
switch has been turned OFF to
indicate that the system is oper-
ating.