Toyota COROLLA Owner's Manual page 65

■
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
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.
1-2. Theft deterrent system
63
1