Differential Gear Oil: Replacement

WARNING: This page is about a different car, the 2001 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Lift-up the vehicle.
Drain differential gear oil completely.
CAUTION: Directly after the engine has been running, the differential gear oil is hot. Be careful not to burn yourself.

NOTE: Tighten differential gear oil drain plug after draining differential gear oil.
1. Tightening torque: 44 N.m (4.5 kgf-m, 32.5 ft-lb)
Fig 1: Identifying Differential Gear Oil Drain Plug
Pour gear oil into the gauge hole.
Recommended fluid:
1. Use GL-5 or equivalent.
Gear oil capacity: 1.2 l (1.3 US qt, 1.1 Imp qt)
Check the level of the differential gear oil.
1. Ensure the vehicle is in safe condition.
  NOTE: Do not check the oil level nor add oil to the case with the front end of the vehicle jacked-up; this will result in an incorrect reading of the oil level.
2. Check whether the oil level is between the upper (F) and lower (L) marks. If it is below the lower limit mark, add oil until the level reaches the upper mark.
Fig 2: Identifying Differential Gear Fluid Gauge