VCSEC_a118 — VCFRONT MIA
Full alert identifier: VCSEC_a118_VCFRONT_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the front vehicle controller (VCFRONT) is not received, indicating the VCFRONT may be unavailable (MIA).
Potential impact
Vehicle functions that depend on the VCFRONT 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 VCFRONT within the expected time frame.
Clear condition
The vehicle controller starts receiving the expected messages from the VCFRONT.
Signals to check
These diagnostic fields are associated with VCSEC_a118. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
BDY AP Vehicle State 1 Hz Muxed
VCSEC_
|
— |
BDY Output Power Status
VCSEC_
|
— |
BDY Vehicle Time
VCSEC_
|
— |
CH 12 V Battery Status
VCSEC_
|
— |
CH LVBMS Status High
VCSEC_
|
— |
CH LV Power State
VCSEC_
|
— |
CH Alert Matrix
VCSEC_
|
— |
CH Lighting
VCSEC_
|
— |
Show 20 more fields
| Signal | Unit |
|---|---|
CH Sensors
VCSEC_
|
— |
PARTY AP Vehicle State 1 Hz Muxed
VCSEC_
|
— |
PARTY LV Power State
VCSEC_
|
— |
PARTY Output Power Status
VCSEC_
|
— |
PARTY Sensors
VCSEC_
|
— |
PARTY Veh Nm
VCSEC_
|
— |
PARTY Vehicle Time
VCSEC_
|
— |
VEH 12 V Battery Status
VCSEC_
|
— |
VEH LV Power State
VCSEC_
|
— |
VEH Coolant
VCSEC_
|
— |
VEH Inter Node Resistance
VCSEC_
|
— |
VEH Light Status
VCSEC_
|
— |
VEH Lighting
VCSEC_
|
— |
VEH Ok To Use High Pwr
VCSEC_
|
— |
VEH Sensors
VCSEC_
|
— |
VEH Status
VCSEC_
|
— |
VEH System Status
VCSEC_
|
— |
VEH Thermal Command
VCSEC_
|
— |
VEH Veh Nm
VCSEC_
|
— |
VEH Vehicle Status
VCSEC_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCSEC_a118.