Differential Gear Oil: Inspection

CAUTION: Vehicle components are extremely hot immediately after driving. Be wary of receiving burns from heated parts.

Remove the oil charge pipe cap.

Courtesy of SUBARU OF AMERICA, INC.
Remove the overflow plug.
NOTE: Though immediately after removing the overflow plug, differential gear oil (approx. 8 cc) remaining in the overflow pipe may come out, this does not indicate that the specified amount is reached.
When checking the differential gear oil level, be sure to fill with the differential gear oil and check that the differential gear oil flows out of the overflow plug hole.

Courtesy of SUBARU OF AMERICA, INC.
Fill it with differential gear oil through the oil charge pipe, and let the oil flow out of the overflow plug hole.
Differential gear oil:

Ref. to RECOMMENDED MATERIALS .
When the flow of the differential gear oil turns into a narrow stream, install the overflow plug using a new gasket.
Tightening torque:

35 N.m (3.6 kgf-m, 25.8 ft-lb)
Install the oil charge pipe cap with a new O-ring.
NOTE: Apply CVTF to the O-rings.