VCSEC_a097 — CMP MIA
Full alert identifier: VCSEC_a097_CMP_MIA
Alert description
One or more of the messages the vehicle controller receives periodically from the air conditioning compressor (CMP) electronic control unit (ECU) is not received, indicating the CMP ECU may be unavailable (MIA).
Potential impact
The HVAC system may be unavailable or may not function as expected.
Set condition
One or more of the expected messages from the CMP ECU is not received.
Clear condition
The vehicle controller starts receiving the expected messages from the CMP ECU.
Signals to check
These diagnostic fields are associated with VCSEC_a097. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
VEH HV Status
VCSEC_
|
— |
VEH State
VCSEC_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCSEC_a097.