Subaru Impreza 2003 Service Manual page 1994

MANUAL TRANSMISSION AND DIFFERENTIAL
11) Remove the oil pump shaft assembly and plate.
NOTE:
Remove the bolts using ST, because tool may
break if general tool is used.
ST 18663AA000 SOCKET
(B)
(A) Oil pump shaft assembly
(B) Plate
12) Remove the oil pump cover assembly.
NOTE:
Remove the bolts using ST, because tool may
break if general tool is used.
ST 18663AA000 SOCKET
13) Remove the thrust washer on main shaft part.
14) Remove the oil pump rotor.
(B)
(A)
(A) Outer rotor
(B) Inner rotor
OIL PUMP
B: INSTALLATION
1) Apply oil to the outer periphery of outer rotor,
then install to transmission case.
(A)
MT-00521
2) Install the thrust washer to main shaft part.
3) Install the oil pump cover assembly.
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
ST 18663AA000 SOCKET
4) Install the oil pump shaft assembly and plate.
MT-00522
Tightening torque:
25 N·m (2.5 kgf-m, 18.1 ft-lb)
ST 18663AA000 SOCKET
MT-00523
6MT-64
(B)
(A)
(A) Outer rotor
(B) Inner rotor
(B)
(A) Oil pump shaft assembly
(B) Plate
MT-00523
MT-00522
(A)
MT-00521