Home >> Volvo >> 2007 >> S60 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) - Diagnostic Trouble Codes And Associated Procedures - 13 Of 14 >> ECM-9540: Accelerator Pedal (AP) Position Sensor, Digital Signal. Faulty Signal (B5254T2; 2003-2004) >> Fault in signal