Nearly all the Maruti Suzuki Cars (2007+ Models) sold in India have an immobilizer chip in their keys. They refer to this technology as i-CATS system. You will find either ID 65, ID 40 or ID 46 chips in these keys. 

List of cars having immobilizer 

Note: Immobiliser chip is highly prone to damage. Even a minor scratch on chip can render it  useless. Take it out carefully as damaged chip will not work and you will not be able to start your car with it. 

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