{
  "$schema": "robofaults-fault-record/v0",
  "kind": "error",
  "brand": "eufy",
  "page_en": "https://robofaults.com/eufy/error-19/",
  "page_es": "https://robofaults.com/es/eufy/error-19/",
  "code": "19",
  "slug": "error-19",
  "device_type": "vacuum",
  "name_en": "Laser sensor stuck",
  "name_es": "Sensor láser atascado",
  "badge": "ERR 19",
  "severity": "warn",
  "severity_note_en": "robot can't map the room until the LiDAR spins and reads freely",
  "severity_note_es": "el robot no puede mapear la habitación hasta que el LiDAR gire y lea libre",
  "series": [
    "X8",
    "LR/L35"
  ],
  "tools_en": "clean dry cloth, vacuum cleaner",
  "tools_es": "paño limpio y seco, aspiradora",
  "time_min": 10,
  "difficulty": "easy",
  "safety": "none",
  "safety_note_en": "",
  "safety_note_es": "",
  "meaning_en": "Error 19 means the <b>laser sensor may be stuck</b> — the spinning LiDAR can't turn or read. Clean dust from the sensor, check the turret rotates, and shake trapped debris out of the housing.",
  "meaning_es": "El error 19 significa que el <b>sensor láser puede estar atascado</b> — el LiDAR giratorio no puede girar o leer. Limpia el polvo del sensor, comprueba que la torreta rota y sacude la suciedad atrapada en el alojamiento.",
  "causes": [
    {
      "title_en": "Dust on the laser ranging sensor",
      "title_es": "Polvo en el sensor de distancia láser",
      "detail_en": "The official fix for Error 19 is cleaning dust off the laser ranging sensor — a film over the window blinds it.",
      "detail_es": "La solución oficial del error 19 es limpiar el polvo del sensor de distancia láser — una capa sobre la ventana lo ciega.",
      "likelihood": "most_common"
    },
    {
      "title_en": "Debris blocking the turret's rotation",
      "title_es": "Suciedad que bloquea el giro de la torreta",
      "detail_en": "Grit in the housing or on the drive belt stops the turret spinning — eufy's guide says to verify the laser rotates properly.",
      "detail_es": "La arenilla en el alojamiento o en la correa impide girar a la torreta — la guía de eufy pide verificar que el láser rota bien.",
      "likelihood": "common"
    },
    {
      "title_en": "LiDAR module failure",
      "title_es": "Avería del módulo LiDAR",
      "detail_en": "If the laser neither lights nor spins after cleaning and a reset, the module needs service — eufy asks for a video when you contact support.",
      "detail_es": "Si el láser ni se enciende ni gira tras la limpieza y un reinicio, el módulo necesita servicio — eufy pide un vídeo al contactar con soporte.",
      "likelihood": "rare"
    }
  ],
  "steps": [
    {
      "title_en": "Clean the LiDAR unit",
      "title_es": "Limpia la unidad LiDAR",
      "detail_en": "Power off and wipe the laser sensor and its window with a dry cloth, then check the transmission and reception ports for debris.",
      "detail_es": "Apaga el robot y limpia el sensor láser y su ventana con un paño seco; revisa después los puertos de emisión y recepción."
    },
    {
      "title_en": "Shake and vacuum out debris",
      "title_es": "Sacude y aspira la suciedad",
      "detail_en": "Hold the robot upside down and shake gently, then vacuum dust from the LiDAR opening and clean particles off the drive belt.",
      "detail_es": "Pon el robot boca abajo y sacúdelo con suavidad; aspira el polvo de la abertura del LiDAR y limpia las partículas de la correa."
    },
    {
      "title_en": "Verify rotation and restart",
      "title_es": "Verifica el giro y reinicia",
      "detail_en": "Confirm the turret spins during start-up and the laser emits light, then start a clean.",
      "detail_es": "Confirma que la torreta gira al arrancar y que el láser emite luz, y comienza una limpieza."
    },
    {
      "title_en": "Factory reset, then support",
      "title_es": "Restablecimiento de fábrica y, después, soporte",
      "detail_en": "Hold the start and home buttons 10-15 seconds to reset; if Error 19 survives, send eufy support a video of the laser status.",
      "detail_es": "Mantén los botones de inicio y base 10-15 segundos para restablecer; si el error 19 sobrevive, envía al soporte de eufy un vídeo del estado del láser."
    }
  ],
  "parts": [],
  "related": [
    "18",
    "20"
  ],
  "sources": [
    {
      "label_en": "eufy Support — RoboVac stops with Error 18/19/20 (L35, LR30 series, LR20)",
      "label_es": "Soporte de eufy — El RoboVac se detiene con los errores 18/19/20 (L35, series LR30 y LR20)",
      "url": "https://service.eufy.com/article-description/What-if-my-RoboVac-stops-with-Error-18-Error-19-Error-20-for-L35-LR30-series-and-LR20",
      "kind": "official"
    },
    {
      "label_en": "eufy Support — X8/LR20/LR30/L35 series voice alerts and solutions",
      "label_es": "Soporte de eufy — Alertas de voz y soluciones de las series X8/LR20/LR30/L35",
      "url": "https://service.eufy.com/article-description/X8-Series-RoboVac-Voice-Alerts-and-Solution",
      "kind": "official"
    }
  ],
  "confidence": "official",
  "last_verified": "2026-07-06"
}