Subaru Legacy 2002 Service Manual page 2665

DIAGNOSTICS CHART WITH SELECT MONITOR
VDC (Diagnostics)
AL: DTC 51 VALVE RELAY ON FAILURE
S005504I77
DIAGNOSIS:
¼ Faulty valve relay
NOTE:
When DTC 74 inspection is carried out, DTC 51 is memorized.
TROUBLE SYMPTOM:
¼ ABS does not operate.
¼ VDC does not operate.
VDC-206