Recommended grade and viscosity

Use only engine oil with the recommended grade and viscosity.
Refer to “Engine oil”.
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.
See also:
Interior
While the exterior's looks caused me some disappointment, the Outback's
interior has sacrificed nothing. I had one of my favorite test drives in a 2006
Outback, so I was a bit worried that the new ...
Unleaded gasoline
The neck of the fuel filler pipe is designed to accept only an unleaded gasoline filler nozzle. Under no circumstances should leaded gasoline be used because it will damage the emission control system ...
Power steering
CAUTION
Do not hold the steering wheel at the fully locked position left or right for
more than 5 seconds. This may damage the power steering pump.
The power steering system operates only when the ...
