APS_w262 — Vrm Fault Grp B

Full alert identifier: APS_w262_vrmFaultGrpB

Alert description

APS electronic control unit (ECU) encountered a power fault in vrm controller group B (DDR0V75/1V25 rails on 12V architecture, DDR0V75/1V25/CPU on 48V).

Potential impact

Autopilot may be unavailable.

Set condition

Set when a power fault occured in vrm controller group B.

Clear condition

Clear after reboot

Signals to check

These diagnostic fields are associated with APS_w262. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Vrm Public Fault Values `APS_sw262_vrmPublicFaultValues`	—
Vrm Rail 1 Fault Values `APS_sw262_vrmRail1FaultValues`	—
Vrm Rail 2 Fault Values `APS_sw262_vrmRail2FaultValues`	—
Vrm Rail 3 Fault Values `APS_sw262_vrmRail3FaultValues`	—
Vrm Type `APS_sw262_vrmType` 0 TRIP INT VRM 1 CPU GPU VRM 2 DDR 0V75 1V25 VRM 3 TRIP INT GPU VRM 4 DDR 0V75 1V25 CPU VRM	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APS_w262.