This is a specialized utility from Codecard.lt designed to repair and synchronize the immobilizer data between the Central Electronic Module (CEM) and the Siemens SID803 Engine Control Unit (ECU). It is specifically for Volvo S40 (2004-2009), V50 (2004-2009), and C30 models. This tool is essential for solving common "no start" problems that arise when the synchronization between these two modules is lost.

[ATTACH type="full" alt="The main interface of the Volvo CEM & SID803...

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