VCDOORRL_a120 — DI DRIVE MIA
Full alert identifier: VCDOORRL_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 VCDOORRL_a120. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
CH Chassis Cntl
VCDOORRL_
|
— |
CH Speed
VCDOORRL_
|
— |
PARTY Aggregated Axle Speed
VCDOORRL_
|
— |
PARTY Chassis Cntl
VCDOORRL_
|
— |
PARTY Loc Status
VCDOORRL_
|
— |
PARTY Loc Status 2
VCDOORRL_
|
— |
PARTY Prnd Control
VCDOORRL_
|
— |
PARTY Speed
VCDOORRL_
|
— |
Show 19 more fields
| Signal | Unit |
|---|---|
PARTY Stalkless Interfaces
VCDOORRL_
|
— |
PARTY Status
VCDOORRL_
|
— |
PARTY System Status
VCDOORRL_
|
— |
PARTY Torque
VCDOORRL_
|
— |
PARTY Vehicle Estimates
VCDOORRL_
|
— |
PT Speed
VCDOORRL_
|
— |
PT System Power
VCDOORRL_
|
— |
PT System Status
VCDOORRL_
|
— |
VEH Aggregated Axle Speed
VCDOORRL_
|
— |
VEH Chassis Cntl
VCDOORRL_
|
— |
VEH Estimated Brake Temp
VCDOORRL_
|
— |
VEH Loc Status
VCDOORRL_
|
— |
VEH Loc Status 2
VCDOORRL_
|
— |
VEH Prnd Control
VCDOORRL_
|
— |
VEH Speed
VCDOORRL_
|
— |
VEH System Power
VCDOORRL_
|
— |
VEH System Status
VCDOORRL_
|
— |
VEH Torque
VCDOORRL_
|
— |
VEH Vehicle Estimates
VCDOORRL_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCDOORRL_a120.