an unspecified impact level
Cause code ISA16
Plain-language explanation, impact details and live examples.
Last updated 21 May 2026, 17:04:28Digital graf/STEG/AEF
Announcement phrasing
Train operators typically phrase this cause as:
Digital graf/STEG/AEF
Live trains referencing ISA16
Snapshot of services that mentioned this cause during the past 90 minutes and the next 3 hours.
Updated 21 May 2026, 17:04
We can't find any current trains referencing this cause.
Frequently asked questions about cause code ISA16
What does cause code ISA16 mean?
Digital graf/STEG/AEF
How serious is cause code ISA16?
It is classified as an unspecified impact level.
Which trains are currently affected?
See the live examples above. The list refreshes every minute.