Prelude Type-SH L4-2157cc 2.2L DOHC H22A4 (VTEC) 16V (1998)
8. Loosen the air bleed bolt in the the housing, then fill the radiator to the bottom of the filler neck with the coolant mixture. Tighten the bleed bolt as
soon as coolant starts to run out in a steady stream without bubbles.
9. With the radiator cap off, start the engine and let it run until warmed up the radiator fan comes on at least twice). Then, if necessary, add more
coolant mix to bring the level back up to the bottom of the filler neck.
10. Put the radiator cap on tightly, then run the engine again and check for leaks.