Subaru Legacy 2002 Service Manual page 2579

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
VDC (Diagnostics)
No.
9 CHECK ANY OTHER DIAGNOSTIC
TROUBLE CODES APPEARANCE.
10 CHECK VDCCM.
1) Turn ignition switch to OFF.
2) Replace steering angle sensor.
3) Erase the memory.
4) Perform inspection mode.
5) Read out the diagnostic trouble code.
11 CHECK ANY OTHER DIAGNOSTIC
TROUBLE CODES APPEARANCE.
Step
Are other diagnostic trouble
codes being output?
Is the same diagnostic
trouble code as in the cur-
rent diagnosis still being
output?
Are other diagnostic trouble
codes being output?
VDC-120
Check Yes
Proceed with the
diagnosis corre-
sponding to the
diagnostic trouble
code.
Replace VDCCM.
<Ref. to VDC-9,
VDC Control Mod-
ule (VDCCM).>
Proceed with the
diagnosis corre-
sponding to the
diagnostic trouble
code.
No
A temporary poor
contact.
Go to step 11.
The original steer-
ing angle sensor
has been faulty.