General Information

Smart Key Code Saving(Button)
P1676 Immobilizer-Smartra Message Error - General Information

Component Location





General Description

The ECM/PCM controls the engine, in a normal way for starting and running, and starts communication with the Smart Key ECM/PCM, sending a PIN request to the Smart Key ECM/PCM and waiting for valid release message from it until the release time period has ended.
In case of Smart Key ECM/PCM immobilizer function is locked, the Smart Key ECM/PCM answer is the no release message. ECM/PCM enters in the locked state, which causes theactivation of the imobilization actions of the engine.
In case of Smart Key ECM/PCM immobilizer function state is released, the Smart Key ECM/PCM answer is the release message, including the information Smart Key ECM/PCM inlearnt mode and the PIN code.

DTC Description

This DTC is set, after Engine ECM/PCM sends wake-up signal, if response signal from Smart key ECM/PCM is abnormal structure or is not valid message during engine ECM/PCM communication.

DTC Detecting Condition





Diagnostic Circuit Diagram