Dyson error codes and fault guides
Browse 8 published, evidence-gated Dyson guides. Each page states the supported model and region, official source, safe checks, and the point to stop.
Dyson fault guides
1–8 of 8
airflow may be restricted by the filter or inlet openings
Airspeed not powerful is identified by Dyson support as airflow may be restricted by the filter or inlet openings. Follow the official, model-scoped checks and service boundary below.
the purifier is reporting a model-specific service or filter condition
Amber flashing light is identified by Dyson support as the purifier is reporting a model-specific service or filter condition. Follow the official, model-scoped checks and service boundary below.
the activated-carbon filter is due for replacement
Carbon filter alert is identified by Dyson support as the activated-carbon filter is due for replacement. Follow the official, model-scoped checks and service boundary below.
the purifier is responding to a sensor or airflow condition despite the displayed colour
Display reads green but fan runs high is identified by Dyson support as the purifier is responding to a sensor or airflow condition despite the displayed colour. Follow the official, model-scoped checks and service boundary below.
the purifier has reached its filter-service point
Filter needs replacing is identified by Dyson support as the purifier has reached its filter-service point. Follow the official, model-scoped checks and service boundary below.
the HEPA filter is due for replacement
HEPA filter alert is identified by Dyson support as the HEPA filter is due for replacement. Follow the official, model-scoped checks and service boundary below.
the purifier filter-life counter still needs resetting after replacement
HEPA filter life not reset is identified by Dyson support as the purifier filter-life counter still needs resetting after replacement. Follow the official, model-scoped checks and service boundary below.
the purifier remote or its control link is not responding
Remote control does not work is identified by Dyson support as the purifier remote or its control link is not responding. Follow the official, model-scoped checks and service boundary below.