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Home >> Volvo >> 2013 >> XC90 Base, FWD >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Electrical Systems - System Overview >> Phone Module (PHM) (2006-2014) >> Diagnostic Functions >> Reinstalling The Reserve Battery
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Reinstalling The Reserve Battery

This service can reset the value to 100% when the reserve battery has been replaced. After replacing the reserve battery in the phone module (PHM) with Volvo On Call functionality the battery algorithm must restored.