Subaru IMPREZA GD 2007 Series Manual page 2857

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MANUAL TRANSMISSION AND DIFFERENTIAL
6. Differential Side Retainer Oil
Seal
A: INSPECTION
Check for oil leakage from differential side retainer
oil seal part. If there is oil leakage, replace with a
new oil seal and check the drive shaft.
B: REPLACEMENT
1) Lift up the vehicle.
2) Remove the differential gear oil drain plug using
®
TORX bit T70, and drain the differential gear oil
completely.
3) Replace the gasket with a new part and tighten
the differential oil drain plug using the TORX
T70.
Tightening torque:
44 N·m (4.5 kgf-m, 32.5 ft-lb) (Aluminum gas-
ket)
70 N·m (7.1 kgf-m, 51.6 ft-lb) (Copper gasket)
4) Remove the front and center exhaust pipes.
(Non-turbo model)
<Ref. to EX(H4SO)-4, REMOVAL, Front Exhaust
Pipe.> <Ref. to EX(H4SO)-7, REMOVAL, Center
Exhaust Pipe.>
5) Remove the center exhaust pipe. (Turbo model)
<Ref. to EX(H4DOTC)-10, REMOVAL, Center Ex-
haust Pipe.>
6) Separate the front drive shaft from the transmis-
sion. <Ref. to DS-31, REMOVAL, Front Drive
Shaft.>
Differential Side Retainer Oil Seal
7) Remove the differential side retainer oil seal.
NOTE:
• Be sure to replace the differential side retainer oil
seal whenever the front drive shaft is removed from
the transmission.
• Use the ST 398527700 PULLER ASSY to re-
move the oil seal. When removing the part by using
a flat tip screwdriver, be careful not to scratch the
differential side retainer.
8) Using the ST, install the differential side retainer
oil seal by lightly tapping with a plastic hammer.
ST 18675AA000 DIFFERENTIAL SIDE OIL
NOTE:
Apply oil to the oil seal lips.
MT-01548
®
bit
9) Install the front drive shaft. <Ref. to DS-31, IN-
STALLATION, Front Drive Shaft.>
ST 28399SA010 OIL SEAL PROTECTOR
10) Install the front and center exhaust pipe. (Non-
turbo model)
<Ref. to EX(H4SO)-5, INSTALLATION, Front Ex-
haust Pipe.> <Ref. to EX(H4SO)-7, INSTALLA-
TION, Center Exhaust Pipe.>
11) Install the center exhaust pipe. (Turbo model)
<Ref. to EX(H4DOTC)-11, INSTALLATION, Center
Exhaust Pipe.>
12) Lower the vehicle.
13) Pour gear oil through the oil level gauge hole.
<Ref. to 5MT-24, REPLACEMENT, Transmission
Gear Oil.>
MT-01548
5MT-34
SEAL INSTALLER
ST
MT-00103