Impreza 2.5 RS Coupe F4-2.5L SOHC (2000)
Coolant: Service and Repair
DRAINING OF ENGINE COOLANT
WARNING: The radiator is pressurized. Wait until engine cools down before working on the radiator.
1) Lift-up the vehicle.
2) Remove under cover.
3) Fit vinyl tube to drain pipe.
4) Loosen drain cock to drain engine coolant into container.
NOTE: Remove radiator cap so that engine coolant will drain faster.
FILLING OF ENGINE COOLANT
1) Fill engine coolant into radiator up to filler neck position.
Coolant capacity (fill up to "FULL", level): Approximately 6.2 l (6.6 US qt. 5.5 Imp qt)
CAUTION: The SUBARU Genuine Coolant containing antifreeze and anti - rust agents is especially made for 'SUBARU engine, which has an
aluminum crankcase. Always use SUBARU Genuine Coolant, since other coolant may cause corrosion.
2) Fill engine coolant into reservoir tank up to upper level.
3) Attach radiator cap and reservoir tank cap properly.
4) Warm-up engine completely for more than five minutes at 2,000 to 3,000 rpm.
5) If engine coolant level drops in radiator, add engine coolant to filler neck position.
6) If engine coolant level drops from upper level of reservoir tank, add engine coolant to upper level.
7) Attach radiator cap and reservoir tank cap properly.
RELATIONSHIP OF SUBARU COOLANT CONCENTRATION AND FREEZING TEMPERATURE