DIF_a157 — Rcm MIA
Full alert identifier: DIF_a157_rcmMIA
Alert description
The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the restraints control module (RCM) controller area network (CAN) node is missing (MIA).
Potential impact
The DI ECU is unable to monitor the state of the RCM.
Set condition
The DI ECU is not receiving the expected CAN communication from the RCM, and considers it irrational or MIA.
Clear condition
The DI ECU receives the required CAN messages from the RCM.
Signals to check
These diagnostic fields are associated with DIF_a157. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
RCM Inertial 1
DIF_
|
— |
RCM Inertial 2
DIF_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DIF_a157.