General Information: General Description

The PCM/ECM controls the engine, in a normal way for starting and running, and starts communication with the Smart Key PCM/ECM, sending a PIN request to the Smart Key PCM/ECM and waiting for valid release message from it until the release time period has ended.

In case of Smart Key PCM/ECM immobilizer function is locked, the Smart Key PCM/ECM answer is the no release message. PCM/ECM enters in the locked state, which causes the activation of the immobilization actions of the engine.

In case of Smart Key PCM/ECM immobilizer function state is released, the Smart Key PCM/ECM answer is the release message, including the information Smart Key PCM/ECM inlearnt mode and the PIN code.