Front & Rear Differential Oil Replacement - Subaru Forester 2003 Service Manual

PERIODIC MAINTENANCE SERVICES
17.Front & Rear Differential Oil
A: REPLACEMENT
1. FRONT DIFFERENTIAL (MANUAL
TRANSMISSION)
For MT vehicle, manual transmission oil works as
differential oil to lubricate differential. Refer to
"Transmission Oil". <Ref. to PM-22, Transmission
Oil.>
2. FRONT DIFFERENTIAL (AUTOMATIC
TRANSMISSION)
1) Drain the differential gear oil by removing drain
plug after allowing the engine to cool for 3 to 4
hours.
NOTE:
• Before starting work, cool off the engine well.
• If front differential gear oil adheres to the exhaust
pipe, wipe it off completely.
2) Replace the gasket with a new one, and then
tighten the drain plug to specified torque.
Tightening torque:
44 N·m (4.5 kgf-m, 32.5 ft-lb)
3) Fill differential gear oil through the oil level
gauge hole up to the upper point of level gauge.
NOTE:
Each oil manufacturer has its base oil and addi-
tives. Thus, do not mix two or more brands.
FRONT & REAR DIFFERENTIAL OIL
PM-00034
PM-26
Differential gear oil capacity:
1.1 — 1.3 2 (1.2 — 1.4 US qt, 1.0 — 1.1 lmp qt)
(B)
(C)
(A) Oil level gauge
(B) Upper level
(C) Lower level
3. REAR DIFFERENTIAL
1) Drain the oil by removing drain plug.
2) Remove the filler plug for quick draining oil.
3) Install the drain plug after draining oil.
NOTE:
• Apply fluid packing to the drain plug threads ex-
cept for 2.0 L Non-turbo model.
Fluid packing:
Three Bond 1105 (Part No. 004403010)
• Use a new aluminum gasket for 2.0 L Non-turbo
model.
Tightening torque:
Except for 2.0 L Non-turbo model:
49.0 N·m (5.0 kgf-m, 36.2 ft-lb)
2.0 L Non-turbo model:
34 N·m (3.5 kgf-m, 25.3 ft-lb)
Tightening torque:
4) After installing the drain plug onto rear differen-
tial gear case firmly, fill oil up fully to the mouth of
filler plug.
EXCEPT FOR 2.0L NON-TURBO MODEL
(A)
(B)
(A) Filler plug
(B) Drain plug
(A)
PM-00035
PM-00037