APS_w192 — CAN Fault

Full alert identifier: APS_w192_CANFault

Alert description

Driver Assistance System (DAS) electronic control unit (ECU) detects a safety management subsystem (SMS) / Autopilot (AP) ring buffer error.

Some Autopilot features will be unavailable.

DAS ECU detects a condition affecting the Controller Area Network (CAN) bus.

Ring buffer is operating as expected.

These diagnostic fields are associated with APS_w192. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Busoff `APS_sw192_Busoff`	—
CA Nbus `APS_sw192_CANbus` 0 PARTY 1 CH 2 RAD0 3 VEH 4 UNKNOWN	—
Corrected Bit Error `APS_sw192_CorrectedBitError`	—
Error Passive `APS_sw192_ErrorPassive`	—
Ram Access Failed `APS_sw192_RamAccessFailed`	—
Rx Msg Lost `APS_sw192_RxMsgLost`	—
SW Tx Queue Full `APS_sw192_SWTxQueueFull`	—
Uncorrected Bit Error `APS_sw192_UncorrectedBitError`	—

Show 3 more fields

Signal	Unit
Msg Id `APS_sw192_msgId`	—
Msg Io `APS_sw192_msgIo` 0 NO MESSAGE 1 RX 2 TX	—
Queue Failure `APS_sw192_queueFailure` 0 NO FAILURE 1 SW 2 HW	—

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APS_w192.