VCSEC_a114 — ESP MIA
Full alert identifier: VCSEC_a114_ESP_MIA
Alert description
One or more expected Controller Area Network (CAN) messages from the Electronic Stability Program (ESP) electronic control unit (ECU) was not received. Stability and traction control functions may be unavailable, or their performance may be affected.
Potential impact
Stability and traction control functions may be unavailable, or their performance may be affected.
Set condition
An expected CAN message from the Electronic Stability Program (ESP) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the ESP is CAN active. The ESP is considered CAN active when VCFRONT_privateGoToSleep is 0 AND VCFRONT_espLVState is LV_ON.
Clear condition
All expected CAN messages from the Electronic Stability Program (ESP) electronic control unit (ECU) are received, or the ESP ECU is CAN inactive.
Signals to check
These diagnostic fields are associated with VCSEC_a114. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
BDY Offsets
VCSEC_
|
— |
BDY Party 3
VCSEC_
|
— |
BDY Status
VCSEC_
|
— |
BDY Wheel Rotation
VCSEC_
|
— |
BDY Wheel Speeds
VCSEC_
|
— |
CH Party 1
VCSEC_
|
— |
CH Party 3
VCSEC_
|
— |
CH Status
VCSEC_
|
— |
Show 12 more fields
| Signal | Unit |
|---|---|
CH Wheel Rotation
VCSEC_
|
— |
CH Wheel Speeds
VCSEC_
|
— |
PARTY Brake Torque
VCSEC_
|
— |
PARTY Offsets
VCSEC_
|
— |
PARTY Party 3
VCSEC_
|
— |
PARTY Status
VCSEC_
|
— |
PARTY Wheel Rotation
VCSEC_
|
— |
PARTY Wheel Speeds
VCSEC_
|
— |
VEH Party 3
VCSEC_
|
— |
VEH Status
VCSEC_
|
— |
VEH Wheel Rotation
VCSEC_
|
— |
VEH Wheel Speeds
VCSEC_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCSEC_a114.