UI_a181 — Modem Firmware Version Mismatch
Full alert identifier: UI_a181_ModemFirmwareVersionMismatch
Alert description
Modem firmware version does not match the vehicle firmware version, or the modem's country-specific firmware does not match the vehicle's configured country
Potential impact
Potential loss of Cellular connectivity; On Telematics Control Unit (TCU), there may be also loss of Wifi and/or Bluetooth functionalities.
Set condition
On Telematics Control Unit (TCU) platform, reported signature does not match the stored deploy signature; On Iris platform, reported version doesn't match the stored deploy version.
Clear condition
Modem firmware needs to be updated to match the vehicle firmware version and the vehicle's configured country
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of UI_a181.