Alerts

Alerts

Signal Name Description Condition Impact
This alert is reported by the ExceptionHandler_TC3x (EXCH) component when there is a floating point exception
EPAS application component ExceptionHandler detected floating point exception caused by uC peripheral FPU.
EPAS reset
This alert is reported by the DeadlineMonitor_R12 (DM) component when at least one of the monitored tasks didn't finish or finished multiple times during it's configured time frame
EPAS application operating system monitor detected task timeout or task finished multiple times during it's configured time frame on Core0.
EPAS reset
This alert is reported by the ActuatorManager_R12 (AM) component when there is a GDU failure. Bootstrap capacitor short detection or GDU internal rail undervoltage check
EPAS ECU GDU device monitor detected failure (capacitor short detection or internal rail undervoltage).
EPAS full loss of assist.
This alert is reported by the ActuatorManager_R12 (AM) component when the start up tests in ActuatorTest fails
EPAS ECU actuator management tests failure at startup.
EPAS full loss of assist.
This alert is reported when there is a SW systematic failure, faulty error reporting in one of the components (report and error with not supported errorId)
EPAS application component ErrorReactionManager detected invalid error message (wrong errorId or messageKind).
EPAS full loss of assist.
This alert is reported by the ExternalPowerManager_A8140x (EPM) component in case indicates if the Boost drive
Boost drive is indicated, LG pin does not match the commanded value.
EPAS full loss of assist.
Invalid SCCM_steeringAngleSensorCounter value received
SCCM_steeringAngleSensorCounter is not incrementing correctly
Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
This alert is reported by the ExceptionHandler_TC3x (EXCH) component when the CRC mismatch is detected in the non-initialized data
EPAS application component ExceptionHandler detected memory failure (CRC) at startup.
EPAS full loss of assist.
This alert is reported by the AssistCapabilityProvider_R12 (ACP) component when Internal faults/errors are preventing EPAS to produce any torque capability
EPAS MCU both sides EPAS states are in passive faulted state.
EPAS assist torque is disabled. EPAS is not possible to provide torque.
This alert is reported when the power ratio (actual power divided by nominal power) is less than 70% [Calibratable] due to overheat protection
EPAS power ratio (actual power divided by nominal power) is less than 60% and the cause is temperature related.
EPAS assist torque is limited due temperature cause.
This alert is reported by the WheelSpeedsCalculation_T222 (WSC) component when the Wheel Speeds QF signal is detected faulted
ESP_wheelSpeedsQF message received with ONE_OR_MORE_WSS_INVALID for longer than tolerated time.
Straight ahead detection inhibited.
This alert is reported by the YawRateSignalAdapter_T222 (YRSA) component when the yaw rate signal QF signal is detected faulted
RCM_yawRateQF message received with FAULTED for longer than tolerated time..
Straight ahead detection inhibited.
This alert is reported when the steeting angle sensor status QF signal is detected faulted
SCCM_steeringAngleSensorStatus message received with ERROR_INIT or ERROR for longer than tolerated time.
If since from startUp, impact on Steering Angle Sensor Synchronization. Impact on the internalSASQF.
This alert is reported by the SystemConditionObserver_T222 (SCO) component when the a bus-off state is detected
EPAS has detected bus failure (Bus-off).
EPAS does not receive/transmit CAN messages.
This alert is reported when the PM_STATE2 message is absent
PM_state2 message not received by EPAS.
No impact - PM_state2 message is not used by EPAS.
VCFRONT_LVPowerState message not received
VCFRONT_LVPowerState message is not received by EPAS
Leads to Loss of EPS at init
Invalid VCFRONT_LVPowerStateChecksum value received
Unexpected VCFRONT_LVPowerStateChecksum received
Leads to Loss of EPS at init
Invalid VCFRONT_LVPowerStateCounter value received
VCFRONT_LVPowerStateCounter is not incrementing correctly
Leads to Loss of EPS at init
Invalid UI_chassisControlChecksum value received
Unexpected UI_chassisControlChecksum value received
Reduced steering assist
Invalid UI_chassisControlCounter value received
UI_chassisControlCounter is not incrementing correctly
Reduced steering assist