VCDOORFR_a120 — DI DRIVE MIA
Full alert identifier: VCDOORFR_a120_DI_DRIVE_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the drive interface (DI) electronic control unit (ECU) is not received while the vehicle is in Drive, indicating the DI 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 DI ECU is not received while the vehicle is in Drive.
Clear condition
The vehicle controller starts receiving the expected messages from the DI ECU while the vehicle is in Drive, or the vehicle is no longer in Drive.
Signals to check
These diagnostic fields are associated with VCDOORFR_a120. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
CH Chassis Cntl
VCDOORFR_
|
— |
CH Speed
VCDOORFR_
|
— |
PARTY Aggregated Axle Speed
VCDOORFR_
|
— |
PARTY Chassis Cntl
VCDOORFR_
|
— |
PARTY Loc Status
VCDOORFR_
|
— |
PARTY Loc Status 2
VCDOORFR_
|
— |
PARTY Prnd Control
VCDOORFR_
|
— |
PARTY Speed
VCDOORFR_
|
— |
Show 19 more fields
| Signal | Unit |
|---|---|
PARTY Stalkless Interfaces
VCDOORFR_
|
— |
PARTY Status
VCDOORFR_
|
— |
PARTY System Status
VCDOORFR_
|
— |
PARTY Torque
VCDOORFR_
|
— |
PARTY Vehicle Estimates
VCDOORFR_
|
— |
PT Speed
VCDOORFR_
|
— |
PT System Power
VCDOORFR_
|
— |
PT System Status
VCDOORFR_
|
— |
VEH Aggregated Axle Speed
VCDOORFR_
|
— |
VEH Chassis Cntl
VCDOORFR_
|
— |
VEH Estimated Brake Temp
VCDOORFR_
|
— |
VEH Loc Status
VCDOORFR_
|
— |
VEH Loc Status 2
VCDOORFR_
|
— |
VEH Prnd Control
VCDOORFR_
|
— |
VEH Speed
VCDOORFR_
|
— |
VEH System Power
VCDOORFR_
|
— |
VEH System Status
VCDOORFR_
|
— |
VEH Torque
VCDOORFR_
|
— |
VEH Vehicle Estimates
VCDOORFR_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCDOORFR_a120.