Boiler model

Viessmann Vitodens 050/200-H Fault Codes

Verified fault-code information for the Vitodens/Vitotronic fault-code checker row for outdoor sensor range.

Boiler repair help from Aza & Sons Services

Fault-code index

10 — Vitodens/Vitotronic fault-code checker row for outdoor sensor
Short circuit in the outdoor temperature sensor.
Read fault code
18 — Vitodens/Vitotronic fault-code checker row for outdoor sensor
Outdoor temperature sensor cable broken/open circuit.
Read fault code
D1 — Vitodens/Vitotronic fault-code checker row for outdoor sensor
Outdoor temperature sensor cable broken/open circuit.
Read fault code