Home >> Volvo >> 2009 >> V50 T-5 >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Global Positioning System (GPS), Phone Module (PHM), Subwoofer Module (Sub) And Traffic Message Channel Module (TMC) Diagnostic Trouble Codes >> PHM-E001: Control Module Communication. Fault In Software (2005-2008) >> Faulty Communication (2005-2007)