Mercedes-Benz Vito W639 SAM Unit Fuse Box Control Module A6395450301 OEM
For sale is a genuine Mercedes-Benz SAM (Signal Acquisition Module) / fuse box control unit, part number A6395450301, removed from a Mercedes-Benz Vito W639. This unit is a critical component of the vehicle’s electrical system, responsible for managing and distributing power to multiple body and convenience functions.
The SAM unit acts as a central electrical control module, controlling systems such as central locking, interior and exterior lighting, indicators, wipers, alarm system, and communication between various electronic modules in the vehicle.
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🔧 Part Information:
* Part Number: A6395450301
* Type: SAM Unit / Fuse Box / Central Electrical Control Module
* Vehicle: Mercedes-Benz Vito W639
* **OEM / Genuine Mercedes-Benz Part
* Condition: Used / Tested (unless otherwise stated)
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🚗 Compatibility:
Fits Mercedes-Benz Vito / Viano W639 models including:
* Mercedes-Benz Vito W639 (various years depending on spec)
* Mercedes-Benz Viano W639
* May also fit related W639 platform variants with matching SAM configuration
⚠️ IMPORTANT: Always match part number A6395450301 exactly before purchasing, as SAM units are heavily coded and vehicle-specific.
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⚙️ Features:
* OEM Mercedes-Benz SAM (Signal Acquisition Module)
* Central control for vehicle body electrical systems
* Manages lighting, locking, wipers, indicators, and alarms
* Communicates with ECU and other control modules
* Factory-spec electrical distribution and control unit
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⚠️ Common Fault Symptoms:
A faulty SAM unit may cause:
* Central locking not working or intermittent
* Exterior or interior lighting faults
* Wipers or indicators not functioning correctly
* Battery drain or electrical communication issues
* Warning lights or multiple electrical faults
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📦 Condition:
Used item removed from a working vehicle unless otherwise stated. May show light cosmetic wear due to age and use but fully functional unless described otherwise.
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📌 Important Notes:
* Professional installation and coding may be required
* SAM units are vehicle-specific and must be programmed in many cases
* Always verify compatibility using your existing part number
* No returns for incorrectly ordered or unprogrammed units