DI_a011 — Usm MIA
Full alert identifier: DI_a011_usmMIA
Alert description
The drive interface (DI) electronic control unit (ECU) detects that the ultrasonic sensor module (USM) controller area network (CAN) node is missing (MIA).
Potential impact
PM system is unable to determine USM state.
Set condition
DI is not receiving CAN communication from USM and is considered irrational or missing.
Clear condition
This alert will clear when USM CAN data is received.
Signals to check
These diagnostic fields are associated with DI_a011. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Smart Shift Data
DI_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DI_a011.