DIREL_a155 — Vcfront MIA
Full alert identifier: DIREL_a155_vcfrontMIA
Alert description
The drive interface (DI) electronic control unit (ECU) detects that the front vehicle controller (VCFRONT) controller area network (CAN) node is missing (MIA).
Potential impact
The DI ECU is unable to monitor the state of the VCFRONT.
Set condition
The DI ECU is not receiving the expected CAN communication from the VCFRONT, and considers it irrational or MIA.
Clear condition
The DI ECU receives the required CAN messages from the VCFRONT.
Signals to check
These diagnostic fields are associated with DIREL_a155. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
LV Power State
DIREL_
|
— |
Coolant
DIREL_
|
— |
Left Door Status
DIREL_
|
— |
Liftgate Status
DIREL_
|
— |
Restraint Status
DIREL_
|
— |
Right Door Status
DIREL_
|
— |
Sensors
DIREL_
|
— |
Status
DIREL_
|
— |
Show 3 more fields
| Signal | Unit |
|---|---|
System Status
DIREL_
|
— |
Vcleft Switch Status
DIREL_
|
— |
Vehicle Status
DIREL_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIREL_a155.