Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
|
SCCM_steeringAngleSensor message not received
|
SCCM_steeringAngleSensor message is not received by EPAS
|
Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
|
No
|
|
|
Invalid UI_chassisControlChecksum value received
|
Unexpected UI_chassisControlChecksum value received
|
Reduced steering assist
|
No
|
|
|
Invalid UI_chassisControlCounter value received
|
UI_chassisControlCounter is not incrementing correctly
|
Reduced steering assist
|
No
|
|
|
VCFRONT_sensors message not received
|
VCFRONT_sensors message is not received
|
Leads to Loss of EPS at init
|
No
|
|
|
Invalid VCFRONT_LVPowerStateChecksum value received
|
Unexpected VCFRONT_LVPowerStateChecksum received
|
Leads to Loss of EPS at init
|
No
|
|
|
Invalid VCFRONT_LVPowerStateCounter value received
|
VCFRONT_LVPowerStateCounter is not incrementing correctly
|
Leads to Loss of EPS at init
|
No
|
|
|
VCFRONT_LVPowerState message not received
|
VCFRONT_LVPowerState message is not received by EPAS
|
Leads to Loss of EPS at init
|
No
|
|
|
Invalid DI_torque1Checksum value received
|
Unexpected DI_torque1Checksum value received
|
External Angle Controller is inhibited
|
No
|
|
|
Invalid DI_torque1Counter value received
|
DI_torque1Counter is not incrementing correctly
|
External Angle Controller is inhibited
|
No
|
|
|
Invalid ESP_wheelSpeedsQF value received
|
ESP_wheelSpeedsQF = ONE_OR_MORE_WSS_INVALID
|
Reduced steering assist and Autosteer disabled
|
No
|
|
|
Invalid ESP_wheelRotationChecksum value received
|
Unexpected ESP_wheelRotationChecksum value received
|
The power steering is operational but the level of assist is decreased and External Angle Controller is inhibited
|
No
|
|
|
Invalid ESP_wheelRotationCounter value received
|
ESP_wheelRotationCounter is not incrementing correctly
|
The power steering is operational but the level of assist is decreased and External Angle Controller is inhibited
|
No
|
|
|
Invalid ESP_wheelSpeedsChecksum value received
|
Unexpected ESP_wheelSpeedsChecksum value observed
|
The power steering is operational but the level of assist is decreased
|
No
|
|
|
Invalid ESP_wheelSpeedsCounter value received
|
ESP_wheelSpeedsCounter is not incrementing correctly
|
The power steering is operational but the level of assist is decreased
|
No
|
|
|
Invalid DAS_steeringControlChecksum value received
|
Unexpected DAS_steeringControlChecksum value received by EPAS
|
External Angle Controller inhibited
|
No
|
|
|
Invalid DAS_steeringControlCounter value received
|
DAS_steeringControlCounter is not incrementing correctly
|
External Angle Controller inhibited
|
No
|
|
|
DAS_steeringControl message not received
|
DAS_steeringControl message not received by EPAS
|
External Angle Controller inhibited
|
No
|
|
|
Damping controller correlation error
|
|torque command path1 - path2| > 0.6Nm
|
Reduced steering assist
|
No
|
|
|
Proportional-integrator motor control error
|
(Vq intgl square + Vd intgl squre) > 20 or (Phase A < 0.25 A or Phase B < 0.25 A) and (Vq prop square + Vd prop square) > 160)
|
Reduced assist and EAC inhibited
|
No
|
|
|
Motor position sensor 1 logic error
|
Motor position sensor 1 logic error
|
Reduced steering assist
|
No
|