MyTeslaMate App

Signal Name	Description	Condition	Impact
SEPS_a161_largeCurrentOffset	A phase current offset of a steering controller is greater than the expected variance. Steering may not operate as expected.	A phase current offset greater than the expected variance is detected.	Steering may not operate as expected. Controller may be damaged.
SEPS_a160_TLE5501Fault	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.
SEPS_a159_currentContinuityFault	Steering motor current continuity is irrational. The sum of the three phase currents is not equal to 0.	Observed current into motor does not match current exiting.	The motor is disqualified and system health is degraded.
SEPS_a149_MAQ473GQEFault	The secondary motor position sensor has been deemed invalid.	The motor position sensor experiences an issue affecting configuration and/or communication, or magnetic flags are set.	The motor is disqualified and handwheel feedback health is degraded.
SEPS_a147_phaseDisconnectFault	The power steering motor phase disconnect signaled an error.	The phase disconnect detects an error condition (e.g. voltage out of range, communication issue, FET short).	The motor is disqualified and rack control health is degraded.
SEPS_a146_motorUncalibrated	Motor is not calibrated.	On startup, Electronic Power Steering (EPS) detects motor calibration is incomplete	Motor torque may not be generated
SEPS_a145_motorPositionSensorUncalibrated	Motor position sensor is not calibrated.	On startup, Electronic Power Steering (EPS) detects motor position sensor calibration is incomplete	Motor torque may not be generated
SEPS_a139_motorPositionSensorInvalid	One or more steering motor position sensor readings are invalid.	Any motor position sensor is deemed invalid, or readings from valid sensors disagree by more than allowed threshold.	Invalid sensor readings could affect systems reliant on position data.
SEPS_a138_currentCalibrationFailed	Steering current calibration is unsuccessful.	Motor phase or bus current calibration offset is out of the nominal range.	The motor is disqualified and system health is degraded.
SEPS_a130_gatedriverFault	The gate driver reported an electrical condition preventing operation.	The gate driver is reporting an electrical condition affecting its functionality.	The motor is disqualified and system health is degraded.
SEPS_a128_VCREAR_MIA	One or more of the messages the vehicle controller receives periodically from the rear vehicle controller (VCREAR) is not received, indicating the VCREAR may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the VCREAR within the expected time frame.	Vehicle functions that depend on the VCREAR may be unavailable or may not function as expected.
SEPS_a127_EGGREAR1_MIA	One or more of the expected CAN messages from the Etherloop Generalized Gateway Rear (Core 1) were not received, indicating the EGGREAR1 ECU may be unavailable (MIA).	The local ECU does not receive one or more of the expected messages from the EGGREAR1 within the expected time frame.	Vehicle functions that depend on the EGGREAR1 may be unavailable or may not function as expected.
SEPS_a125_EGGRIGHT1_MIA	One or more of the expected CAN messages from the Etherloop Generalized Gateway Right (Core 1) were not received, indicating the EGGRIGHT1 ECU may be unavailable (MIA).	The local ECU does not receive one or more of the expected messages from the EGGRIGHT1 within the expected time frame.	Vehicle functions that depend on the EGGRIGHT1 may be unavailable or may not function as expected.
SEPS_a124_VCLEFT2_MIA	One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT2) 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 VCLEFT2 within the expected time frame.	Vehicle functions that depend on the VCLEFT2 may be unavailable or may not function as expected.
SEPS_a123_motorUnitFaulted	A condition has been detected which prevents steering motor operation. Alert log signal data should provide more information on specific condition(s) involved.	Motor control inputs exceed acceptable bounds.	The motor is disqualified and system health is degraded.
SEPS_a120_DI_DRIVE_MIA	One or more of the messages the vehicle controller receives periodically from the drive interface (DI) electronic control unit (ECU) is not received while the vehicle is in Drive, indicating the DI ECU may be unavailable (MIA).	One or more of the expected messages from the DI ECU is not received while the vehicle is in Drive.	Vehicle speed and power may be limited.
SEPS_a119_SCCM_MIA	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.
SEPS_a118_VCLEFT1_MIA	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.
SEPS_a117_VCRIGHT_MIA	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.
SEPS_a116_VCLEFT_MIA	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.

SEPS_a161_largeCurrentOffset

A phase current offset of a steering controller is greater than the expected variance. Steering may not operate as expected.

A phase current offset greater than the expected variance is detected.

Steering may not operate as expected. Controller may be damaged.

SEPS_a160_TLE5501Fault

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.

SEPS_a159_currentContinuityFault

Steering motor current continuity is irrational. The sum of the three phase currents is not equal to 0.

Observed current into motor does not match current exiting.

The motor is disqualified and system health is degraded.

SEPS_a149_MAQ473GQEFault

The secondary motor position sensor has been deemed invalid.

The motor position sensor experiences an issue affecting configuration and/or communication, or magnetic flags are set.

The motor is disqualified and handwheel feedback health is degraded.

SEPS_a147_phaseDisconnectFault

The power steering motor phase disconnect signaled an error.

The phase disconnect detects an error condition (e.g. voltage out of range, communication issue, FET short).

The motor is disqualified and rack control health is degraded.

SEPS_a146_motorUncalibrated

Motor is not calibrated.

On startup, Electronic Power Steering (EPS) detects motor calibration is incomplete

Motor torque may not be generated

SEPS_a145_motorPositionSensorUncalibrated

Motor position sensor is not calibrated.

On startup, Electronic Power Steering (EPS) detects motor position sensor calibration is incomplete

Motor torque may not be generated

SEPS_a139_motorPositionSensorInvalid

One or more steering motor position sensor readings are invalid.

Any motor position sensor is deemed invalid, or readings from valid sensors disagree by more than allowed threshold.

Invalid sensor readings could affect systems reliant on position data.

SEPS_a138_currentCalibrationFailed

Steering current calibration is unsuccessful.

Motor phase or bus current calibration offset is out of the nominal range.

The motor is disqualified and system health is degraded.

SEPS_a130_gatedriverFault

The gate driver reported an electrical condition preventing operation.

The gate driver is reporting an electrical condition affecting its functionality.

The motor is disqualified and system health is degraded.

SEPS_a128_VCREAR_MIA

One or more of the messages the vehicle controller receives periodically from the rear vehicle controller (VCREAR) is not received, indicating the VCREAR may be unavailable (MIA).

The vehicle controller does not receive one or more of the expected messages from the VCREAR within the expected time frame.

Vehicle functions that depend on the VCREAR may be unavailable or may not function as expected.

SEPS_a127_EGGREAR1_MIA

One or more of the expected CAN messages from the Etherloop Generalized Gateway Rear (Core 1) were not received, indicating the EGGREAR1 ECU may be unavailable (MIA).

The local ECU does not receive one or more of the expected messages from the EGGREAR1 within the expected time frame.

Vehicle functions that depend on the EGGREAR1 may be unavailable or may not function as expected.

SEPS_a125_EGGRIGHT1_MIA

One or more of the expected CAN messages from the Etherloop Generalized Gateway Right (Core 1) were not received, indicating the EGGRIGHT1 ECU may be unavailable (MIA).

The local ECU does not receive one or more of the expected messages from the EGGRIGHT1 within the expected time frame.

Vehicle functions that depend on the EGGRIGHT1 may be unavailable or may not function as expected.

SEPS_a124_VCLEFT2_MIA

One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT2) 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 VCLEFT2 within the expected time frame.

Vehicle functions that depend on the VCLEFT2 may be unavailable or may not function as expected.

SEPS_a123_motorUnitFaulted

A condition has been detected which prevents steering motor operation. Alert log signal data should provide more information on specific condition(s) involved.

Motor control inputs exceed acceptable bounds.

The motor is disqualified and system health is degraded.

SEPS_a120_DI_DRIVE_MIA

One or more of the messages the vehicle controller receives periodically from the drive interface (DI) electronic control unit (ECU) is not received while the vehicle is in Drive, indicating the DI ECU may be unavailable (MIA).

One or more of the expected messages from the DI ECU is not received while the vehicle is in Drive.

Vehicle speed and power may be limited.

SEPS_a119_SCCM_MIA

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.

SEPS_a118_VCLEFT1_MIA

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.

SEPS_a117_VCRIGHT_MIA

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.

SEPS_a116_VCLEFT_MIA

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.

Alerts

Alerts