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Home >> Volvo >> 2009 >> C30 R-Design, Automatic >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Central Electronic Module (CEM) Diagnostic Trouble Codes - 8 Of 9 >> CEM-De52: Communication With The Accessory Electronic Module (AEM). Signal Missing (2007-2013) >> Signal Missing (2008-2013) >> Checking Communication
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Checking Communication

HINT: The CAN communication with the control module is OK if the control module ID can be read off. In that case the fault is probably intermittent and will then be more difficult to trace. 

Try to communicate with the accessory electronic module (AEM) by reading off the control module ID.

Click the symbol for VCT2000 in VIDA (Volvo scan tool) to begin reading off.

Fig 1: Identifying VCT2000 Diagnostic Tool Symbol In VIDA (Volvo Scan Tool)
GLL100563Courtesy of VOLVO CARS CORPORATION
Fig 2: Identifying Accessory Electronic Module (AEM)
GLL140591Courtesy of VOLVO CARS CORPORATION