Subaru Forester: Rear differential gear oil
There is no rear differential gear oil level gauge. To check the rear differential gear oil level, consult your SUBARU dealer for inspection.
Recommended grade and viscosity
Each oil manufacturer has its own base oils and additives. Never use different brands together. For details, refer to “Manual transmission, front differential and rear differential gear oil”.
See also:
Parking brake
Before leaving the vehicle, make sure that the parking
brake is fully applied. Also, be certain to leave the
transmission in PARK.
The parking brake lever is located in the center console.
To apply the parking brake, pull the lever up as firm ...
Fuel
Use of a fuel which is low in quality
or use of an inappropriate fuel
additive may cause engine damage. ...

Front differential gear oil (AT models)