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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 - 6 Of 9 >> CEM-Dd20: Lin Bus 9. Communication Fault (2007) >> Communication Fault >> Replacing The Control Module
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Replacing The Control Module

Try replacing the wiper motor module (WMM).

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