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Home >> Volvo >> 2007 >> S60 Base, AWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Central Electronic Module (CEM), Rear Electronic Module (Rem), Upper Electronics Module (UEM) - Diagnostic Trouble Codes - 6 Of 13 >> CEM-5F47: Control Unit Power Supply. Signal Too High (B5204T5; 2004) >> Signal too high >> Checks >> Intermittent fault

Intermittent fault

The control unit registered too high a voltage on an earlier occasion. This could be because a battery charger with wrong voltage has been connected to the battery or there is an intermittent fault in the charge regulator.

Fig 1: Identifying Battery
GLL101059Courtesy of VOLVO CARS OF NORTH AMERICA.