Home › Volvo › 2011 › S40 T-5 › Repair and Diagnosis › Engine Performance › System › Engine Control Module (ECM) Diagnostic Trouble Codes - 10 Of 10 (544 Body) › ECM-985C: Engine Control Module (ECM), Fuel Shut-Off System. Internal Fault (B5254T3; 2005-2007) › Internal Fault