Subaru Legacy 2005 Service Manual page 4167

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
1 CHECK FUSE.
1) Turn the ignition switch to OFF.
2) Remove the fuse (No. 8).
2 CONTINUITY CHECK OF WIRING HAR-
NESS.
1) Disconnect the connector from body inte-
grated module.
2) Measure the voltage between body inte-
grated module connector and chassis ground.
Connector & terminal
(B280) No. 7 (+) — Chassis ground (
3 CHECK POOR CONTACT IN CONNECTORS. Is there poor contact in body
4 CHECK BODY INTEGRATED MODULE HAR-
NESS.
1) Connect all the connectors.
2) Perform the clear memory mode.
3) Read DTC.
Check
Is the fuse blown out?
Is the voltage more than 10 V? Go to step 3.
−
):
integrated module connector?
Is the same DTC displayed on
Subaru Select Monitor?
LAN(diag)-37
LAN SYSTEM (DIAGNOSTICS)
Yes
Replace the fuse Go to step 2.
(No. 8). If the
replaced fuse has
blown out easily,
repair the short cir-
cuit of harness
between fuse (No.
8) and body inte-
grated module.
Repair the har-
ness for open or
shorted circuit
between body inte-
grated module and
fuse.
Repair the poor Go to step 4.
contact connector.
Replace the body Temporary poor
integrated mod- contact occurs.
ule. <Ref. to SL-
44, Body Inte-
grated Module.>
No