VCLEFT_a112 — EPBL MIA
Full alert identifier: VCLEFT_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 VCLEFT_a112. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
CH Status
VCLEFT_
|
— |
LIPC LV Power State
VCLEFT_
|
— |
LIPC Epb Private State
VCLEFT_
|
— |
LIPC Rail Status
VCLEFT_
|
— |
LIPC Remote ADC
VCLEFT_
|
— |
LIPC Remote ADC Fast
VCLEFT_
|
— |
LIPC Switch Status
VCLEFT_
|
— |
PARTY Status
VCLEFT_
|
— |
Show 4 more fields
| Signal | Unit |
|---|---|
VEH LV Power State
VCLEFT_
|
— |
VEH Internal Status
VCLEFT_
|
— |
VEH Status
VCLEFT_
|
— |
VEH Veh Nm
VCLEFT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCLEFT_a112.