Honda CR-V 1998 Reference Owner's Manual page 201

9. Start the engine and let it run until
it warms up (for about 30 seconds).
10.Turn off the engine. Check the
level in the radiator, add coolant if
needed.
RESERVE TANK
11.Fill the reserve tank to the MAX
mark. Install the reserve tank cap.
12.Install the radiator cap, and
tighten it to the first stop.
13.Start the engine and let it run until
it warms up (the radiator cooling
fan comes on at least twice). And
then stop the engine.
Cooling System
14.Remove the radiator cap.
15.Pour coolant into the radiator up
to the base of the filler neck and
into the reserve tank up to the
MAX mark.
16.Start the engine and hold it at
1,500 rpm. Check the coolant level
in the radiator and add coolant if
needed.
17.Install the radiator cap, and
tighten it fully.
18.If necessary, fill the reserve tank
to the MAX mark. Install the
reserve tank cap.
Maintenance