Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
|
Yaw damping controller correlation error
|
|torque command path1 - path2| > 10A (0.6Nm)
|
Reduced steering assist
|
No
|
|
|
Active return controller correlation error
|
Active return controller correlation error
|
Reduced steering assist
|
No
|
|
|
Target torque correlation error
|
|torque command path1 - path2| > 0.6Nm
|
Reduced steering assist
|
No
|
|
|
Phase compensation correlation error
|
|torque command path1 - path2| > 0.6Nm
|
Reduced steering assist
|
No
|
|
|
Electronic Power Assisted Steering (EPAS) module Overheat Protection (OHP) is active.
|
OHP limit reports a value less than 140A.
|
Steering assist is reduced and External Angle Control (EAC) is degraded.
|
No
|
|
|
Assist controller correlation error
|
|torque command path1 - path2| > 0.6Nm
|
Reduced steering assist
|
No
|
|
|
Gate drive bridge undervoltage
|
Vbridge < 8V
|
EAC inhibited
|
No
|
|
|
Difference between battery and bridge voltage exceeds threshold
|
|Vbat - Vbridge| > 2V
|
Reduced steering assist and EAC inhibited
|
No
|
|
|
Assist redcued due to supply overvoltage
|
Assist reduced due to supply overvoltage
|
Reduced assist and EAC inhibited
|
No
|
|
|
Assist disabled due to supply overvoltage
|
Battery > 18V
|
Reduced assist and EAC inhibited
|
No
|
|
|
Assist reduced due to supply undervoltage
|
Battery < 10V
|
EAC inhibited
|
No
|
|
|
Assist disabled due to supply undervoltage
|
Battery < 9V
|
Reduced assist and EAC inhibited
|
No
|
|
|
Floating point calculation error
|
Microcontroller floating point unit errors
|
Reduced assist, EAC inhibited, and SASQF = UNDEFINABLE_ACCURACY
|
No
|
|
|
Memory protection unit error
|
Memory protection unit error
|
Reduced steering assist
|
No
|
|
|
Gate drive EEPROM error
|
Gate drive EEPROM error
|
Reduced steering assist
|
No
|
|
|
Vehicle speed estimation correlation error
|
|ESP_Vehicle speed - DI_axleSpeed*.12384| > 3KPH + 0.1*ESP_Vehicle speed
|
Reduced assist
|
No
|
|
|
One or more expected Controller Area Network (CAN) messages from the vehicle security controller (VCSEC) electronic control unit (ECU) was not received
|
One or more CAN messages from the VCSEC ECU is not received as expected
|
The VCSEC to Electronic Power-Assisted Steering (EPAS) interface is interrupted. Tire-based steering tuning may be affected
|
No
|
|
|
EPAS3P/S_status message not received on internal private bus
|
EPAS3P/S_status message is not received on internal private bus
|
Incorrect EPS status on bus
|
No
|
|
|
Internal private bus off
|
CAN transmit error counter is above 255
|
Incorrect EPS status on bus
|
No
|
|
|
Invalid SCCM_steeringAngleSensorCounter value received
|
SCCM_steeringAngleSensorCounter is not incrementing correctly
|
Reduced steering assist and SASQF = UNDEFINABLE_ACCURACY
|
No
|