DIR_a155 — Vcsuper MIA
Full alert identifier: DIR_a155_vcsuperMIA
Alert description
The drive inverter (DIx) electronic control unit (ECU) detects that the Supermanifold Vehicle Controller (VCSUPER) controller area network (CAN) node is missing (MIA).
Potential impact
The DI ECU is unable to monitor the state of the VCSUPER.
Set condition
The DI ECU is not receiving the expected CAN communication from the VCSUPER, and considers it irrational or MIA.
Clear condition
The DI ECU receives the required CAN messages from the VCSUPER.
Signals to check
These diagnostic fields are associated with DIR_a155. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Thermal Status 10 Hz
DIR_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIR_a155.