Home >> Volvo >> 2007 >> V70 Base, 2.5 59, AWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) Diagnostic Trouble Codes (DTC) - 11 Of 14 >> ECM-9100: Engine Control Module (ECM), Faulty Signal (B5244T3; 2002-2003) >> Faulty signal