SCCM_a012 — Spi Bit Errors
Full alert identifier: SCCM_a012_spiBitErrors
Alert description
Bit errors are detected in the internal bus messages between microcontroller and Hall sensors. Steering may not operate as expected.
Potential impact
Steering functionality may not operate as expected.
Set condition
Bit errors are detected in the serial peripheral interface (SPI) messages between microcontroller and Hall sensors.
Clear condition
The alert clears automatically.
Signals to check
These diagnostic fields are associated with SCCM_a012. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
M 1 CRC Calculated
SCCM_
|
— |
M 1 CRC Received
SCCM_
|
— |
M 2 CRC Calculated
SCCM_
|
— |
M 2 CRC Received
SCCM_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SCCM_a012.