Example of the type of accident in which the SRS curtain airbag will basically not deploy.

The SRS curtain airbags are not basically designed to deploy if the vehicle pitches end over end.
See also:
Tether anchorage location
Outback
Three tether anchorages, i.e., ones for the right, center and left positions,
are already installed on the rear edge of the roof. Open the cover flap to use each
anchorage. ...
Driving tips
Do not drive with your foot resting on the clutch pedal and do not use the clutch
to hold your vehicle at a standstill on an upgrade. Either of those actions may
cause clutch damage.
Do not drive ...
Changing the coolant
Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray of boilin ...
