VCFRONT_a098 — DIR MIA
Full alert identifier: VCFRONT_a098_DIR_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the rear drive inverter (DIR) electronic control unit (ECU) is not received, indicating the DIR ECU may be unavailable (MIA).
Potential impact
Vehicle speed and power may be limited.
Set condition
One or more of the expected messages from the DIR ECU is not received.
Clear condition
The vehicle controller starts receiving the expected messages from the DIR ECU.
Signals to check
These diagnostic fields are associated with VCFRONT_a098. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
CH Torque
VCFRONT_
|
— |
PARTY Status
VCFRONT_
|
— |
PARTY Temperature
VCFRONT_
|
— |
PARTY Thermal Control
VCFRONT_
|
— |
PARTY Torque
VCFRONT_
|
— |
PT Temperature
VCFRONT_
|
— |
PT Thermal Control
VCFRONT_
|
— |
VEH Hv Status
VCFRONT_
|
— |
Show 4 more fields
| Signal | Unit |
|---|---|
VEH Status
VCFRONT_
|
— |
VEH Temperature
VCFRONT_
|
— |
VEH Thermal Control
VCFRONT_
|
— |
VEH Torque
VCFRONT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a098.