Subaru 2002 IMPREZA Service Manual page 181

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2. Front Catalytic Converter

1) Set the vehicle on a lift.

2) Disconnect the ground cable from battery.

3) Disconnect the front oxygen (A/F) sensor con-

4) Disconnect the connector from rear oxygen sen-

sor connector.

5) Lift-up the vehicle.

6) Remove the under cover.

FRONT CATALYTIC CONVERTER

EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)

7) Separate the center exhaust pipe from rear ex-

Be careful, the exhaust pipe is hot.

8) Remove the nuts which hold front exhaust pipe

onto cylinder heads.

9) Remove the front and center exhaust pipe from

hanger bracket.

Be careful not to pull down the front exhaust

pipe and center exhaust pipe.

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2001 impreza