2004 SUBARU FORESTER Service Repair Manual

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SUBARU FORESTER 2004  Service Repair Manual FUJI HEAVY INDUSTRIES LTD. G8080GE2
2004 FORESTER SERVICE MANUAL QUICK REFERENCE INDEX
ENGINE SECTION 1
This service manual has been prepared
to provide SUBARU service personnel
with the necessary inf

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SUBARU FORESTER 2004  Service Repair Manual EMISSION CONTROL
(AUX. EMISSION CONTROL DEVICE)
EC(H4SO)
Page
1. General Description ....................................................................................2
2. Front Catalytic Converter

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SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-2
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
General Description
1. General Description
A: CAUTION
 Wear working clothing, including a cap, protec-
tive goggles, and protective shoes du

Page 852 of 2870

SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-3
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
Front Catalytic Converter
2. Front Catalytic Converter
A: REMOVAL
1) Set the vehicle on a lift.
2) Disconnect the ground cable from battery.

Page 853 of 2870

SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-4
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
Front Catalytic Converter
10) Separate the front catalytic converter from front
exhaust pipe.
B: INSTALLATION
NOTE:
Replace gaskets with new

Page 854 of 2870

SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-5
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
Front Catalytic Converter
7) Lower the vehicle.
8) Connect the front oxygen (A/F) sensor connec-
tor.
9) Connect the connector to rear oxygen

Page 855 of 2870

SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-6
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
Rear Catalytic Converter
3. Rear Catalytic Converter
A: REMOVAL
1. WITH OBD
The front and rear catalytic converter and center
exhaust pipe ar

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SUBARU FORESTER 2004  Service Repair Manual EC(H4SO)-7
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICE)
EGR Valve
4. EGR Valve
A: PROCEDURE
For EGR valve removal and installation proce-
dures, refer to FU section. <Ref. to FU(H4SO)-34,
EGR Valve