Subaru 2006 Legacy Owner's Manual page 348

Changing the coolant
Always add genuine Subaru cooling sys-
tem conditioner whenever the coolant is
replaced.
Change the engine coolant and add gen-
uine Subaru cooling system conditioner
using the following procedures according
to the maintenance schedule in the "War-
ranty and Maintenance Booklet".
1. Remove the under cover.
2.5-liter models
1) Drain plug
3.0-liter models
1) Drain plug
2. Place a proper container under the
drain plug and loosen the drain plug.
1
3. Loosen the radiator cap to drain the
coolant from the radiator. Then drain the
coolant from the reserve tank. Tighten the
drain plug securely.
B00422
Never attempt to remove the radia-
tor cap until the engine has been
shut off and has cooled down com-
pletely. Since the coolant is under
pressure, you may suffer serious
burns from a spray of boiling hot
coolant when the cap is removed.
Maintenance and service
4. Install the under cover.
1
B00423
Non-turbo models
1) Fill up to here
1
Turbo models
1) Fill up to here
11-15
1
B00424
B00425
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