VCTRAILER_a112 — EPBL MIA
Full alert identifier: VCTRAILER_a112_EPBL_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the left Electronic Park Brake (EPBL) electronic control unit (ECU) is not received, indicating the EPBL ECU may be unavailable (MIA).
Potential impact
The parking brake may be unavailable or may not function as expected.
Set condition
The vehicle controller does not receive one or more of the expected messages from the EPBL ECU within the expected time frame.
Clear condition
The vehicle controller starts receiving the expected messages from the EPBL ECU.
Signals to check
These diagnostic fields are associated with VCTRAILER_a112. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
DIPR Status
VCTRAILER_
|
— |
EGGLEFTPRIV Epb Private State
VCTRAILER_
|
— |
EGGLEFTPRIV Status
VCTRAILER_
|
— |
EGGREARPRIV Internal Status
VCTRAILER_
|
— |
EGGREARPRIV Status
VCTRAILER_
|
— |
EGGRIGHTPRIV Status
VCTRAILER_
|
— |
LC Status
VCTRAILER_
|
— |
LEFTBODY Status
VCTRAILER_
|
— |
Show 4 more fields
| Signal | Unit |
|---|---|
LOOP Status
VCTRAILER_
|
— |
RC Status
VCTRAILER_
|
— |
REARSTEER Status
VCTRAILER_
|
— |
RIGHTBODY Status
VCTRAILER_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCTRAILER_a112.