Subaru Legacy 2002 Service Manual page 2711

DIAGNOSTICS CHART WITH SELECT MONITOR
VDC (Diagnostics)
No.
1 CHECK INSTALLATION OF YAW RATE AND
LATERAL G SENSOR.
Check installation of yaw rate and lateral G
sensor.
2 CHECK OUTPUT OF LATERAL G SENSOR
USING SELECT MONITOR.
1) Stop the vehicle on a flat road.
2) Select "Current data display & Save" on
the select monitor.
3) Read yaw rate and lateral G sensor output
on the select monitor display.
3 CHECK POOR CONTACT IN CONNEC-
TORS.
Turn ignition switch to OFF.
4 CHECK VDCCM.
1) Connect all connectors.
2) Erase the memory.
3) Perform inspection mode.
4) Read out the diagnostic trouble code.
5 CHECK ANY OTHER DIAGNOSTIC
TROUBLE CODES APPEARANCE.
Step
Is the yaw rate and lateral
G sensor fixed securely?
Is the yaw rate and lateral
G sensor output on monitor
display 2.5±0.2 V?
Is there poor contact in
connector between
VDCCM and yaw rate and
lateral G sensor?
Is the same diagnostic
trouble code as in the cur-
rent diagnosis still being
output?
Are other diagnostic trouble
codes being output?
VDC-252
Check Yes
Go to step 2.
Go to step 3.
Repair connector.
Replace VDCCM.
<Ref. to VDC-9,
VDC Control Mod-
ule (VDCCM).>
Proceed with the
diagnosis corre-
sponding to the
diagnostic trouble
code.
No
Install yaw rate
and lateral G sen-
sor securely.
Replace yaw rate
and lateral G sen-
sor. <Ref. to VDC-
22, Yaw Rate and
Lateral G Sen-
sor.>
Go to step 4.
Go to step 5.
A temporary poor
contact.