Subaru Legacy 2002 Service Manual page 2697

DIAGNOSTICS CHART WITH SELECT MONITOR
VDC (Diagnostics)
AU: DTC 72 VOLTAGE INPUTTED TO YAW RATE SENSOR EXCEEDS
SPECIFICATION.
S005504J78
DIAGNOSIS:
¼ Faulty yaw rate sensor
TROUBLE SYMPTOM:
¼ VDC does not operate.
VDC-238