Subaru Legacy 2003 Service Manual page 3010

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
Step
6 CHECK WARNING AND INDICATOR
LIGHTS.
1) Connect connector to VDCCM.
2) Turn ignition switch to ON.
Do ABS warning light, VDC warning light,
VDC operating indicator light and VDC OFF
indicator light turn on?
Value
Turn(s) on.
VDC-37
VDC (DIAGNOSTICS)
Yes
A temporary poor Replace VDCCM.
contact. <Ref. to VDC-8,
VDC Control Mod-
ule (VDCCM).>
No