Subaru Legacy III (2000-2003 year). Service manual — part 192
EC(H4SOw/oOBD)-4
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
FRONT CATALYTIC CONVERTER
B: INSTALLATION
NOTE:
Replace gaskets with new ones.
1) Install front catalytic converter to front exhaust
pipe.
Tightening torque:
30 N·m (3.1 kgf-m, 22.4 ft-lb)
2) Install front and center exhaust pipe assembly to
the vehicle. And temporarily tighten bolt which in-
stalls center exhaust pipe to hanger bracket.
3) Tighten nuts which hold front exhaust pipe onto
cylinder heads.
Tightening torque:
30 N·m (3.1 kgf-m, 22.4 ft-lb)
4) Tighten bolts which secure front and center ex-
haust pipe assembly to rear exhaust pipe.
Tightening torque:
18 N·m (1.8 kgf-m, 13.0 ft-lb)
5) Tighten bolt which holds front and center ex-
haust pipe assembly to hanger bracket.
Tightening torque:
35 N·m (3.6 kgf-m, 26.0 ft-lb)
6) Install under cover.
<Ref. to EI-13, INSTALLATION, Front Under Cov-
er.>
7) Lower the vehicle.
8) Connect front oxygen sensor connector. (With
catalytic converter)
EX-00050
EX-00049
EX-00102
FU-00455
EX-00049
EX-00101
EC(H4SOw/oOBD)-5
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
FRONT CATALYTIC CONVERTER
9) Connect battery ground cable.
C: INSPECTION
1) Make sure there are no exhaust leaks from con-
nections and welds.
2) Make sure there are no holes or rusting.
FU-00009
EC(H4SOw/oOBD)-6
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
REAR CATALYTIC CONVERTER
3. Rear Catalytic Converter
A: REMOVAL
The front and rear catalytic converter and center
exhaust pipe are integrated into one unit. There-
fore, the removal and installation procedures are
the same as the those for the front catalytic con-
verter. <Ref. to EC(H4SOw/oOBD)-3, REMOVAL,
Front Catalytic Converter.>
B: INSTALLATION
The front and rear catalytic converter and center
exhaust pipe are integrated into one unit. There-
fore, the removal and installation procedures are
the same as the ones described under front catalyt-
ic converter. <Ref. to EC(H4SOw/oOBD)-4, IN-
STALLATION, Front Catalytic Converter.>
C: INSPECTION
1) Make sure there are no exhaust leaks from con-
nections and welds.
2) Make sure there are no holes or rusting.
(A) Front catalytic converter
(B) Rear catalytic converter
(A) Front catalytic converter
(B) Rear catalytic converter
EC-00142
( A )
( B )
EC-00142
( A )
( B )
EC(H4SOw/oOBD)-7
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
CANISTER
4. Canister
A: REMOVAL
1) Lift-up the vehicle.
2) Disconnect canister hoses from canister.
3) Remove canister from body.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
7.4
±±±±
2.0 N·m (0.75
±±±±
0.2 kgf-m, 5.4
±±±±
1.4 ft-lb)
CAUTION:
Insert drain hose of canister into the hole on
body.
C: INSPECTION
Make sure the canister and canister hoses are not
cracked or loose.
EC-00144
EC-00145
EC-00146
EC-00146
EC-00144
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