TRCM_a114 — ESP MIA
Full alert identifier: TRCM_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 TRCM_a114. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
BDY Offsets
TRCM_
|
— |
BDY Party 3
TRCM_
|
— |
BDY Status
TRCM_
|
— |
BDY Wheel Rotation
TRCM_
|
— |
BDY Wheel Speeds
TRCM_
|
— |
CH Party 1
TRCM_
|
— |
CH Party 3
TRCM_
|
— |
CH Status
TRCM_
|
— |
Show 12 more fields
| Signal | Unit |
|---|---|
CH Wheel Rotation
TRCM_
|
— |
CH Wheel Speeds
TRCM_
|
— |
PARTY Brake Torque
TRCM_
|
— |
PARTY Offsets
TRCM_
|
— |
PARTY Party 3
TRCM_
|
— |
PARTY Status
TRCM_
|
— |
PARTY Wheel Rotation
TRCM_
|
— |
PARTY Wheel Speeds
TRCM_
|
— |
VEH Party 3
TRCM_
|
— |
VEH Status
TRCM_
|
— |
VEH Wheel Rotation
TRCM_
|
— |
VEH Wheel Speeds
TRCM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of TRCM_a114.