DIRER_a155 — Vcfront MIA
Full alert identifier: DIRER_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 DIRER_a155. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
LV Power State
DIRER_
|
— |
Coolant
DIRER_
|
— |
Left Door Status
DIRER_
|
— |
Liftgate Status
DIRER_
|
— |
Restraint Status
DIRER_
|
— |
Right Door Status
DIRER_
|
— |
Sensors
DIRER_
|
— |
Status
DIRER_
|
— |
Show 3 more fields
| Signal | Unit |
|---|---|
System Status
DIRER_
|
— |
Vcleft Switch Status
DIRER_
|
— |
Vehicle Status
DIRER_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIRER_a155.