APSB_w249 — Ufs Failures

Full alert identifier: APSB_w249_ufsFailures

Alert description

The Autopilot Electronic Control Unit (ECU) detects an unexpected condition affecting the Universal Flash Storage (UFS).

Potential impact

Autopilot functionality is limited or unavailable. The rear-view (backup) camera feed is unavailable on the Media Control Unit (MCU).

Set condition

The Autopilot UFS device experienced an unexpected condition affecting its operation. Alert log signal data will provide further information on the specific condition(s).

Clear condition

Clears automatically.

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APSB_w249.

APSB_w241 — Ddr Init Failures APSB_w241_ddrInitFailures The Autopilot electronic control unit (ECU) detects an unexpected Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM) initialization failure.
APSB_w264 — Ddr Phy0 Failures APSB_w264_ddrPhy0Failures The Autopilot electronic control unit (ECU) detects an unexpected Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM) failure in its PHY-0.
APSB_w265 — Ddr Phy1 Failures APSB_w265_ddrPhy1Failures The Autopilot electronic control unit (ECU) detects an unexpected Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM) failure in its PHY-1.
APSB_w266 — Ddr Phy2 Failures APSB_w266_ddrPhy2Failures The Autopilot electronic control unit (ECU) detects an unexpected Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM) failure in its PHY-2.
APSB_w267 — Ddr Phy3 Failures APSB_w267_ddrPhy3Failures The Autopilot electronic control unit (ECU) detects an unexpected Double Data Rate Synchronous Dynamic Random-Access Memory (DDR SDRAM) failure in its PHY-3.

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