Subaru 2009 IMPREZA Service Manual page 2313

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5. Rear Differential Front Oil

A: INSPECTION

Check that there is no leakage from front oil seal

portion. If there is any leakage replace the oil seal

and inspect the propeller shaft.

B: REPLACEMENT

1) Disconnect the ground cable from battery.

2) Shift the select lever or gear shift lever to neutral.

3) Release the parking brake.

4) Lift up the vehicle.

5) Remove the oil drain plug, and drain gear oil.

(A) Filler plug

(B) Oil drain plug

6) Install the oil drain plug.

Apply liquid gasket to the drain plug.

Liquid gasket:

THREE BOND 1105 (Part No. 004403010) or

Tightening torque:

49 N·m (5.0 kgf-m, 36.1 ft-lb)

7) Remove the rear exhaust pipe and muffler.

• Non-turbo model

<Ref. to EX(H4SO)-10, REMOVAL, Rear Exhaust

Pipe.> <Ref. to EX(H4SO)-12, REMOVAL, Muf-

• Turbo model

<Ref. to EX(H4DOTC)-14, REMOVAL, Rear Ex-

haust Pipe.> <Ref. to EX(H4DOTC)-16, REMOV-

AL, Muffler.>

Rear Differential Front Oil Seal

8) Remove the heat shield cover.

9) Remove the propeller shaft. <Ref. to DS-10, RE-

MOVAL, Propeller Shaft.>

10) Remove the self-locking nut while holding the

companion flange with ST.

ST 498427200

FLANGE WRENCH

11) Extract the companion flange using ST.

ST 399703600

12) Remove the oil seal using ST or screwdriver.

ST 398527700

DIFFERENTIALS