Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti Lock Brake System (Abs) & Brake Control Module (BCM) Diagnostic Trouble Codes >> Abs-0040: Right Rear Wheel Sensor. Signal Missing. Intermittent Fault (1999-2001) >> No signal. Intermittent fault