bosch furnace error 8401
The diagnostic code “8401” is often a sign of a faulty air pressure sensor, but there are other possible reasons.
If your furnace won’t start and has an “8401” error code, the first thing to do is to call your local HVAC technician. The error code “8401” signifies an issue with the pressure sensor that measures the air pressure inside the house. Replacing this sensor will usually fix any issue with starting up your furnace and will restore peace of mind.
Bosch furnace error 8401 can be caused by a number of reasons.
Solution: First check the airflow and the filter, as well as the sensor.
The Bosch furnace error 8401 is a relatively common issue that often has to do with a malfunctioning sensor or air filter.
Error 8401 is a common problem with the furnace that needs to be fixed or replaced.
The issue with Error 8401 is that it can show up at any time and it’s difficult to pinpoint what is causing the problem. Luckily, there are ways for homeowners to check for possible problems.
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