Subaru 2002 IMPREZA Service Manual page 1146

EXHAUST
3. Center Exhaust Pipe
A: REMOVAL
1) Set the vehicle on a lift.
2) Disconnect the ground cable from battery.
3) Remove the intercooler. <Ref. to IN(TURBO)-
10, REMOVAL, Intercooler.>
4) Remove the intercooler bracket.
5) Lift-up the vehicle.
6) Remove the under cover.
7) Remove the universal joint bolts and then re-
move the universal joint (RHD model only).
CAUTION:
Scribe alignment marks on the universal joint
so that it can be reassembled at the original
serration.
8) Remove the bolts which install lower side of tur-
bocharger upper cover.
CAUTION:
Be careful, the turbocharger and exhaust pipe
are hot.
CENTER EXHAUST PIPE
9) Lower the vehicle.
10) Remove the turbocharger upper cover.
11) Remove the bolts which install lower upper side
of turbocharger upper cover, and remove it.
EN0910
12) Separate the center exhaust pipe from turbo-
charger.
H2M1950
13) Lift-up the vehicle.
14) Disconnect the connector from rear oxygen
sensor.
H2M1929
EX(TURBO)-8
H2M1733
H2M1931
H2M1745
EN0834