Subaru IMPREZA GD 2007 Series Manual page 2537

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AUTOMATIC TRANSMISSION
3. Differential Gear Oil
A: INSPECTION
1) Park the vehicle on a level surface.
2) Remove the oil level gauge and wipe it clean.
3) Reinsert the level gauge all the way. Make sure
the level gauge is inserted correctly and in the
proper orientation.
4) Pull out the level gauge, and check the oil level.
If the differential gear oil level is in "L" line or below,
add oil to bring the level up to "F" line.
5) To prevent overfilling the differential gear oil, do
not fill oil above the "F" line.
(A)
(B)
(C)
(A) Oil level gauge
(B) Upper level
(C) Lower level
Differential Gear Oil
(A)
PI-00183
4AT-30
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.
CAUTION:
• Immediately after the vehicle has been run-
ning, the differential gear oil is very hot. Be
careful not to burn yourself.
• Be careful not to spill differential gear oil on
the exhaust pipe to prevent it from emitting
smoke or causing a fire. If differential gear oil is
spilled on the exhaust pipe, wipe it off com-
pletely.
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 gasket)
70 N·m (7.1 kgf-m, 51.6 ft-lb)
(Copper gasket)
(B)
(A) Oil pan
(B) Differential oil drain plug
4) Lower the vehicle.
5) Pour gear oil into the gauge hole.
Recommended fluid:
<Ref. to 4AT-3, HYDRAULIC CONTROL AND
LUBRICATION, SPECIFICATION, General De-
scription.>
Gear oil capacity:
1.1 — 1.3 (1.2 — 1.4 US qt, 1.0 — 1.1 Imp qt)
2
6) Check the level of differential gear oil. <Ref. to
4AT-30, INSPECTION, Differential Gear Oil.>
®
bit
(A)
AT-02204