1999 Subaru Legacy Owner's Manual - Page 348
1999 Subaru Legacy Manual
Page 348 highlights
SAE viscosity No. and Applicable Temperature OM-H0212 Rear differential gear oil (AWD vehicles) J Checking the oil level WARNING Never let differential oil contact your eyes because differential oil can be harmful to your eyes. If differential oil gets in your eyes, immediately flush them thoroughly with clean water. For safety, when performing this work, wearing eye protection is advisable. CAUTION If the vehicle requires frequent refilling, there may be an oil leak. If you suspect a problem, have the vehicle checked at your SUBARU dealer. 10-28
10-28
SAE viscosity No. and Applicable Temperature
OM-H0212
Rear differential gear oil (AWD vehicles)
J
Checking the oil level
WARNING
Never let differential oil contact your eyes because differential oil
can be harmful to your eyes. If differential oil gets in your eyes,
immediately flush them thoroughly with clean water. For safety,
when performing this work, wearing eye protection is advisable.
CAUTION
If the vehicle requires frequent refilling, there may be an oil leak.
If you suspect a problem, have the vehicle checked at your
SUBARU dealer.