Alerts

Alerts

Signal Name Description Condition Impact
One or more of the messages the vehicle controller receives periodically from the Steering Column Control Module (SCCM) is not received, indicating the SCCM may be unavailable (MIA).
One or more of the expected messages from the SCCM is not received.
Vehicle may be unable to shift between drive modes.
One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT1) is not received, indicating the VCLEFT1 may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the VCLEFT1 within the expected time frame.
Vehicle functions that depend on the VCLEFT1 may be unavailable or may not function as expected.
One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT) is not received, indicating the VCRIGHT may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the VCRIGHT within the expected time frame.
Vehicle functions that depend on the VCRIGHT may be unavailable or may not function as expected.
One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT) is not received, indicating the VCLEFT may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the VCLEFT within the expected time frame.
Vehicle functions that depend on the VCLEFT may be unavailable or may not function as expected.
One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT1) is not received, indicating the VCRIGHT1 may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the VCRIGHT1 within the expected time frame.
Vehicle functions that depend on the VCRIGHT1 may be unavailable or may not function as expected.
One or more expected Controller Area Network (CAN) messages from the Electronic Stability Program (ESP) electronic control unit (ECU) was not received. Stability and traction control functions may be unavailable, or their performance may be affected.
An expected CAN message from the Electronic Stability Program (ESP) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the ESP is CAN active.
Stability and traction control functions may be unavailable, or their performance may be affected.
One or more of the messages the vehicle controller receives periodically from the left Electronic Park Brake (EPBL) electronic control unit (ECU) is not received, indicating the EPBL ECU may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the EPBL ECU within the expected time frame.
The parking brake may be unavailable or may not function as expected.
One or more of the messages the vehicle controller receives periodically from the right Electronic Park Brake (EPBR) electronic control unit (ECU) is not received, indicating the EPBR ECU may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the EPBR ECU within the expected time frame.
The parking brake may be unavailable or may not function as expected.
One or more expected Controller Area Network (CAN) messages from the vehicle gateway (GTW) was not received. Vehicle functions that depend on CAN messages from the GTW may be unavailable, or their performance may be affected.
An expected CAN message from the vehicle gateway (GTW) has not been received within the expected timeout, or the message drop rate is too high while the GTW is CAN active.
Vehicle functions that depend on CAN messages from the vehicle gateway (GTW) may be unavailable, or their performance may be affected.
One or more of the messages the vehicle controller receives periodically from the Restraint Control Module (RCM) is not received, indicating the RCM may be unavailable (MIA).
The vehicle controller does not receive one or more of the expected messages from the RCM within the expected time frame.
Vehicle functions that depend on the RCM may be unavailable or may not function as expected.
More than half of the Electronic Control Units (ECUs) on either the Left CAN (LC) or Right CAN (RC) bus are missing more than half their messages while the bus should be active.
If 50% or more of the ECUs the local ECUs listens to are MIA, and the local ECU receives from more than 3 ECUs on this bus. An ECU is MIA if more than 50% of its messages are MIA and that ECU is considered CAN active (see specific ECU's MIA alert for CAN active conditions).
Vehicle functionality may not operate as expected.
One or more of the messages the vehicle controller receives periodically from the rear drive inverter (DIR) electronic control unit (ECU) is not received, indicating the DIR ECU may be unavailable (MIA).
One or more of the expected messages from the DIR ECU is not received.
Vehicle speed and power may be limited.
One or more of the messages the vehicle controller receives periodically from the rear right drive inverter (DIRER) is not received, indicating the DIRER may be unavailable (MIA).
One or more of the expected messages from the DIRER is not received.
Vehicle speed and power may be limited.
One or more of the messages the vehicle controller receives periodically from the rear left drive inverter (DIREL) is not received, indicating the DIREL may be unavailable (MIA).
One or more of the expected messages from the DIREL is not received.
Vehicle speed and power may be limited.
One or more of the messages the vehicle controller receives periodically from the Primary Electric Power Steering (PEPS) electronic control unit (ECU) is not received, indicating the PEPS ECU may be unavailable (MIA).
One or more of the expected messages from the PEPS ECU is not received.
Power steering may be limited or unavailable.
One or more of the messages the vehicle controller receives periodically from the Secondary Electric Power Steering (SEPS) electronic control unit (ECU) is not received, indicating the SEPS ECU may be unavailable (MIA).
One or more of the expected messages from the SEPS ECU is not received.
Power steering may be limited or unavailable.
The primary motor position sensor has been deemed invalid.
The motor position sensor signals have failed a safety check.
The motor is disqualified and rack control health is degraded.
One or more of the messages the vehicle controller receives periodically from the front drive inverter (DIF) electronic control unit (ECU) is not received, indicating the DIF ECU may be unavailable (MIA).
One or more of the expected messages from the DIF ECU is not received.
Vehicle speed and power may be limited. Thermal management system features depending on DIF functionality may be limited or unavailable.
Motor is not calibrated.
On startup, Electronic Power Steering (EPS) detects motor calibration is incomplete
Motor torque may not be generated
The radar is blocked. This alert is primarily informational for radar blockage detection and pertains to the first frame of sensor blockage parameters.
Set in tandem with RADC_a033_sensorNeverAligned.
Radar functions are disabled and Autopilot features will be disabled.