an unspecified impact level
Cause code TNA023
Plain-language explanation, impact details and live examples.
Last updated 21 May 2026, 17:06:29Ändrad tågtyp.
Announcement phrasing
Train operators typically phrase this cause as:
Ändrad tågtyp.
Live trains referencing TNA023
Snapshot of services that mentioned this cause during the past 90 minutes and the next 3 hours.
Updated 21 May 2026, 17:06
We can't find any current trains referencing this cause.
Frequently asked questions about cause code TNA023
What does cause code TNA023 mean?
Ändrad tågtyp.
How serious is cause code TNA023?
It is classified as an unspecified impact level.
Which trains are currently affected?
See the live examples above. The list refreshes every minute.