Subaru B9 TRIBECA WX 2007, Manual

Page: 646 / 861

LAN(diag)-71
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
LAN SYSTEM (DIAGNOSTICS)
9 CHECK COMBINATION METER HARNESS.
1) Disconnect the combination meter connec-
tor.
2) Disconnect the body integrated unit connec-
tor.
3) Measure the resistance between body inte-
grated unit and combination meter connector.
Connector & terminal
(i84) No. 26 — (i10) No. 30:
(i84) No. 27 — (i10) No. 29:
Is the resistance less than 10
Ω ?
Go to step
11
. Repair the open
circuit of harness
or replace har-
ness.
10 CHECK AUTO A/C CONTROL MODULE.
Perform the auto A/C control module self-diag-
nosis. <Ref. to AC(diag)-13, A/C CONTROL
SYSTEM SELF-DIAGNOSIS, OPERATION,
Diagnostic Chart for Self-diagnosis.>
Is the self-diagnosis OK? Go to step
11
. Replace the auto
A/C control mod-
ule. <Ref. to AC-
33, REMOVAL,
Control Unit (Auto
A/C Model).>
11 CHECK COMBINATION METER.
Perform the self-diagnosis for combination
meter system. <Ref. to IDI-4, SELF-DIAGNO-
SIS, INSPECTION, Combination Meter Sys-
tem.>
Is the self-diagnosis OK? Go to step 12 . Replace the com-
bination meter.
<Ref. to IDI-12,
REMOVAL, Com-
bination Meter.>
12 CHECK BODY INTEGRATED UNIT.
Read the data of “body integrated unit data
received” on ECM data display using Subaru
Select Monitor.
Is “Yes” displayed? Go to step 13 . Replace the body
integrated unit.
<Ref. to SL-51,
REMOVAL, Body
Integrated Unit.>
13 CHECK BODY INTEGRATED UNIT.
Read the data of “body integrated unit counter
update” on ECM data display using Subaru
Select Monitor.
Is “Yes” displayed? Temporary poor
contact occurs.
Check the connec-
tion of connector. Replace the body
integrated unit.
<Ref. to SL-51,
REMOVAL, Body
Integrated Unit.>
Step Check Yes No
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