{
  "$schema": "robofaults-fault-record/v0",
  "kind": "error",
  "brand": "roomba",
  "page_en": "https://robofaults.com/roomba/error-9/",
  "page_es": "https://robofaults.com/es/roomba/error-9/",
  "code": "9",
  "slug": "error-9",
  "device_type": "vacuum",
  "name_en": "Bumper stuck",
  "name_es": "Parachoques atascado",
  "badge": "ERR 9",
  "severity": "warn",
  "severity_note_en": "robot won't drive while it thinks it's pressed against a wall",
  "severity_note_es": "el robot no avanza mientras crea que está contra una pared",
  "series": [
    "600",
    "e",
    "i",
    "j",
    "s"
  ],
  "tools_en": "none",
  "tools_es": "ninguna",
  "time_min": 5,
  "difficulty": "easy",
  "safety": "none",
  "safety_note_en": "",
  "safety_note_es": "",
  "meaning_en": "Error 9 means the <b>bumper is stuck</b> or its sensor reads as permanently pressed. Usually grit trapped behind the bumper; sometimes the bumper got knocked out of place. Tap it around the edge, then press CLEAN.",
  "meaning_es": "El error 9 significa que el <b>parachoques está atascado</b> o su sensor queda registrado como pulsado todo el tiempo. Suele ser suciedad atrapada detrás del parachoques; a veces se ha descolocado por un golpe. Golpéalo por todo el borde y pulsa CLEAN.",
  "causes": [
    {
      "title_en": "Debris trapped behind the bumper",
      "title_es": "Suciedad atrapada tras el parachoques",
      "detail_en": "Grit in the gap stops the bumper from springing back after contact.",
      "detail_es": "La suciedad en la ranura impide que el parachoques vuelva a su sitio tras un contacto.",
      "likelihood": "most_common"
    },
    {
      "title_en": "Dislodged bumper",
      "title_es": "Parachoques descolocado",
      "detail_en": "A hard knock or a drop can pop the bumper off its mounts so it hangs pressed.",
      "detail_es": "Un golpe fuerte o una caída pueden sacar el parachoques de sus anclajes y dejarlo hundido.",
      "likelihood": "uncommon"
    },
    {
      "title_en": "Failed bumper switch",
      "title_es": "Interruptor del parachoques averiado",
      "detail_en": "If the error survives cleaning and realignment, the internal sensor has failed.",
      "detail_es": "Si el error sobrevive a la limpieza y al reajuste, el sensor interno ha fallado.",
      "likelihood": "rare"
    }
  ],
  "steps": [
    {
      "title_en": "Tap the bumper briskly",
      "title_es": "Golpea el parachoques con energía",
      "detail_en": "Tap several times across the front and sides to shake debris out of the gap, then press CLEAN.",
      "detail_es": "Da varios golpecitos por el frente y los laterales para soltar la suciedad de la ranura y pulsa CLEAN."
    },
    {
      "title_en": "Work the bumper in and out",
      "title_es": "Mueve el parachoques adentro y afuera",
      "detail_en": "Press it in along its full length. It should move and spring back evenly everywhere.",
      "detail_es": "Presiónalo a lo largo de todo su recorrido. Debe hundirse y volver con la misma suavidad en todos los puntos."
    },
    {
      "title_en": "Check the alignment",
      "title_es": "Comprueba la alineación",
      "detail_en": "Look for uneven gaps between bumper and body. A dislodged bumper needs to be clipped back onto its mounts.",
      "detail_es": "Busca holguras desiguales entre el parachoques y el cuerpo. Un parachoques descolocado debe volver a encajarse en sus anclajes."
    },
    {
      "title_en": "Reboot the robot",
      "title_es": "Reinicia el robot",
      "detail_en": "Hold CLEAN until the robot reboots. If error 9 returns right away, the bumper sensor needs service.",
      "detail_es": "Mantén pulsado CLEAN hasta que el robot se reinicie. Si el error 9 vuelve de inmediato, el sensor necesita servicio técnico."
    }
  ],
  "parts": [],
  "related": [
    "6",
    "16"
  ],
  "sources": [
    {
      "label_en": "iRobot Support — Roomba Error 9",
      "label_es": "Soporte de iRobot — Roomba, error 9",
      "url": "https://homesupport.irobot.com/s/article/8962",
      "kind": "official"
    },
    {
      "label_en": "iRobot Support — How to fix a dislodged bumper",
      "label_es": "Soporte de iRobot — Cómo recolocar un parachoques descolocado",
      "url": "https://homesupport.irobot.com/s/article/20711",
      "kind": "official"
    }
  ],
  "confidence": "official",
  "last_verified": "2026-07-05"
}