Home >> Volvo >> 2010 >> V70 Base, 3.2 96 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 7 Of 7 >> ECM-U012086: Lost Communication With Starter/Generator Control Module. Bus Signal/Message Failures. Signal Invalid (B6304T2; 2008-09) >> Fault-Tracing Information