Home >> Volvo >> 2009 >> V50 Base, 2.4 38 >> 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-1A54: Control Module Incorrect Software (2009-2011) >> Incorrect Software