Subaru Legacy 2002 Service Manual page 2457

DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR
ABS (Diagnostics)
No.
10 CHECK G SENSOR.
Measure voltage between G sensor connector
terminals.
Connector & terminal
(R70) No. 2 (+) — No. 3 (−):
11 CHECK G SENSOR.
Measure voltage between G sensor connector
terminals.
Connector & terminal
(R70) No. 2 (+) — No. 3 (−):
12 CHECK ABSCM&H/U.
1) Turn ignition switch to OFF.
2) Connect all connectors.
3) Erase the memory.
4) Perform inspection mode.
5) Read out the DTC.
13 CHECK ANY OTHER DTC APPEARANCE.
Step
Is the voltage between 3.7
and 4.1 V when G sensor
is inclined forwards to 90°?
Is the voltage between 0.5
and 0.9 V when G sensor
is inclined backwards to
90°?
Is the same DTC as in the
current diagnosis still being
output?
Are other DTC being out-
put?
ABS-156
Check Yes
Go to step 11.
Go to step 12.
Replace
ABSCM&H/U.
<Ref. to ABS-6,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
Proceed with the
diagnosis corre-
sponding to the
DTC.
No
Replace G sen-
sor. <Ref. to ABS-
22, G Sensor.>
Replace G sen-
sor. <Ref. to ABS-
22, G Sensor.>
Go to step 13.
A temporary poor
contact.