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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Accessory USB Unit (AUU) And Central Electrical Module (CEM) Diagnostic Trouble Codes >> CEM-B102481: Start Control Unit. Bus Signal/Message Failures. Invalid Serial Data Received (2008-10) >> Fault-Tracing >> Information
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CEM-B102481: Start Control Unit. Bus Signal/Message Failures. Invalid Serial Data Received (2008-10): Fault-Tracing: Information

Central electronic module (CEM) checks communication with Start control module (SCU). The serial communication from Start control module (SCU) is incorrect. Start control module (SCU) has been programmed for another vehicle.

Replace Start Control Unit (SCU).

Other information 

Fig 1: Identifying Start Control Unit (SCU)
GLL153174Courtesy of VOLVO CARS CORPORATION