Subaru Legacy BN/BS (2015-2019) Owners Manual: Recommended grade and viscosity

Subaru Legacy BN/BS (2015-2019) Owners Manual / Maintenance and service / Engine oil / Recommended grade and viscosity

CAUTION Use only engine oil with the recommended grade and viscosity.

Refer to "Engine oil" F12-4.

NOTE Engine oil viscosity (thickness) affects fuel economy. Oils of lower viscosity provide better fuel economy. However, in hot weather, oil of higher viscosity is required to properly lubricate the engine.

Changing the oil and oil filter

Change the oil and oil filter according to the maintenance schedule in the "Warranty and Maintenance Booklet". NOTE Changing the engine oil and oil filter should be performed by a well- ...

Synthetic oil

You should use synthetic engine oil that meets the same requirements given for conventional engine oil. When using synthetic oil, you must use oil of the same classification, viscosity and grade s ...

Other materials:

Stopping the engine
WARNING Do not stop the engine when the vehicle is moving. This will cause loss of power to the power steering and the brake booster, making steering and braking more difficult. It could also result in accidental activation of the "LOCK" position on the ignition switch ...