Position yourself in the door way, then run and jump. Makes it possible to walljump up.

Requires:

{
  "obstaclesCleared": [
    "A"
  ]
}
"HiJump"
"SpeedBooster"
"canPreciseWalljump"
"canCarefulJump"
{
  "or": [
    "canTrickyJump",
    "h_canBackIntoCorner"
  ]
}
{
  "doorUnlockedAtNode": 2
}
{
  "heatFrames": 160
}

Unlocks doors:

{"nodeId":2,"types":["missiles"],"requires":[{"heatFrames":50}]}
{"nodeId":2,"types":["super"],"requires":[]}
{"nodeId":2,"types":["powerbomb"],"requires":[{"heatFrames":110}]}