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Home >> Volvo >> 2010 >> S40 Base, 2.4 39, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Infotainment Control Module (ICM), Multi Media Module (Mmm), Media Player Module (MPM), Remote Digital Audio Receiver (RDAR), BLUETOOTH Phone Module (Bpm), Phone Module (PHM) Diagnostic Trouble Codes (544 Body) >> PHM-000A: Reserve Microphone. Signal Too Low (2004-2008) >> Signal Too Low >> Verification
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Signal Too Low: Verification

HINT: After carrying out the repair, check that the fault has been remedied. 

Fig 1: Identifying Ignition ON
GLL101051Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Connecting Connector
GLL101069Courtesy of VOLVO CARS OF NORTH AMERICA.