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3) Operation of Immobilizer
When the ignition switch is turned to the ON position with REKES key, the BCM checks the crypto
code of the inserted key using the immobilizer antenna and sends whether the engine is startable
or not to the engine ECU through the CAN communication so that the engine can be started.
REKES key
For the vehicle with the immobilizer, there can be a problem in starting the vehicle or the system
error:
-
When two or more immobilizer keys come into contact with (each) other(s).
-
When the key is close to any device sending or receiving electromagnetic fields or waves
other than Ssangyong products.
-
When the key is close to any electronic or electric devices such as lighting equipment,
security keys or security cards.
-
When the key is close to a magnetic or metal object or a battery.
BCM
Immobilizer antenna
ECU
CAN line
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