Subaru LEGACY 2006 Manual page 255

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
ENGINE (DIAGNOSTICS)
Step
8 CHECK EVAPORATIVE EMISSION CON-
TROL SYSTEM LINE.
Turn the ignition switch to OFF.
9 CHECK CANISTER.
10 CHECK FUEL TANK.
Remove the fuel tank. <Ref. to FU(H4SO)-41,
Fuel Tank.>
11 CHECK ANY OTHER MECHANICAL TROU-
BLE IN EVAPORATIVE EMISSION CON-
TROL SYSTEM.
Check
Is there a hole of more than 0.5
mm (0.020 in) dia. in evapora-
tion line?
Is the canister damaged or is
there a hole of more than 0.5
mm (0.020 in) dia. in it?
Is the fuel tank damaged or is
there a hole of more than 0.5
mm (0.020 in) dia. in it?
Are there holes of more than
0.5 mm (0.020 in) dia., cracks,
clogging, disconnections or
bend of hoses or pipes in evap-
orative emission control sys-
tem?
EN(H4SO)(diag)-218
Yes No
Repair or replace Go to step 9.
the evaporation
line. <Ref. to
FU(H4SO)-56,
Fuel Delivery and
Evaporation
Lines.>
Repair or replace Go to step 10.
the canister. <Ref.
to EC(H4SO)-5,
Canister.>
Repair or replace Go to step 11.
the fuel tank. <Ref.
to FU(H4SO)-41,
Fuel Tank.>
Repair or replace Contact the SOA
the hoses or pipes. service center.