Subaru Legacy 2003 Service Manual page 2854

DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR
Step
2 CHECK POOR CONTACT IN CONNECTORS.
Is there poor contact in connectors between
battery, ignition switch and ABSCM&H/U?
3 CHECK SOURCES OF SIGNAL NOISE.
Is the car telephone or the wireless transmitter
properly installed?
4 CHECK SOURCES OF SIGNAL NOISE.
Are noise sources (such as an antenna)
installed near the sensor harness?
5 CHECK ABSCM&H/U.
1) Connect all connectors.
2) Erase the memory.
3) Perform inspection mode.
4) Read out the DTC.
Is the same DTC as in the current diagno-
sis still being output?
6 CHECK ANY OTHER DTC APPEARANCE.
Are other DTC being output?
Value
There is no poor contact.
Installed properly
Noise source is not installed
near the sensor harness.
Same DTC is not indicated.
Other DTC is not indicated.
ABS-63
ABS (DIAGNOSTICS)
Yes
Go to step 3. Repair connector.
Go to step 4. Properly install the
car telephone or
the wireless trans-
mitter.
Go to step 5. Install the noise
sources apart from
the sensor har-
ness.
Go to step 6. Replace
ABSCM&H/U.
<Ref. to ABS-6,
ABS Control Mod-
ule and Hydraulic
Control Unit
(ABSCM&H/U).>
A temporary poor Proceed with the
contact. diagnosis corre-
sponding to the
DTC.
No