APP_w031 — Can Rx Error

Full alert identifier: APP_w031_canRxError

Alert description

The Autopilot electronic control unit (ECU) has detected an error with message(s) received via controller area network (CAN), potentially reducing Autopilot functionality.

Potential impact

If critical controller area network (CAN) messages have unexpected errors, the Autopilot electronic control unit (ECU) could mark other ECUs as missing. This may cause Autopilot functions to be temporarily unavailable.

Set condition

Received CAN message is too short / long, the checksum does not match, or unexpected sequence errors are present. The values exceed the predetermined threshold.

Clear condition

This alert will clear when received controller area network (CAN) messages are complete and error-free.

Signals to check

These diagnostic fields are associated with APP_w031. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Can Bus `APP_sw031_canBus` 0 CH 1 RAD0 2 PARTY 3 VEH 7 Unknown	—
Error Data 1 `APP_sw031_errorData1`	—
Error Data 2 `APP_sw031_errorData2`	—
Error Type `APP_sw031_errorType`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APP_w031.