Volvo S40/V50/C30 CEM & SID803 Synchronization Utility

Volvo S40/V50/C30 CEM - EEPROM IMMO Key and Mileage Tool v2.3

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Volvo S40/V50/C30 CEM & SID803 Synchronization Utility
Volvo S40/V50/C30 CEM - EEPROM IMMO Key and Mileage Tool v2.3
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New release thread for Volvo S40/V50/C30 CEM & SID803 Synchronization Utility: discuss, share feedback, and get help.

Volvo S40/V50/C30 CEM & SID803 Synchronization Utility Bin

Volvo S40/V50/C30 CEM & SID803 Synchronization Utility

A specialized tool to repair and synchronize immobilizer data between the CEM and SID803 ECU on 2004

Volvo S40/V50/C30 CEM & SID803 Synchronization Utility​

A specialized tool to repair and synchronize immobilizer data between the CEM and SID803 ECU on 2004

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.

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Frequently Asked Questions​

Which Windows version is recommended?
For maximum stability during ECU flashing and diagnostics, a clean installation of Windows 10 (64-bit) is recommended.
Is it compatible with J2534 PassThru?
Most modern software versions support standard J2534 interfaces like Scanmatik 2 Pro, OpenPort 2.0, and specific VCI adapters.

What's inside:
  • Overview & screenshots
  • Version history and compatibility
  • Download link and setup notes

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