MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
VCSUPER_a100_CANbus_MIA	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.	No
VCSUPER_a284_chillerExvFault	The vehicle controller detects the chiller electronic expansion valve (EXV) motor driver is reporting an electrical condition (short or disconnect).	The chiller EXV motor driver is reporting an electrical condition (short or disconnect).	Cabin climate control system air conditioning and heating may be limited or unavailable. Powertrain performance may be limited.	No
VCSEC_a114_ESP_MIA	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. The ESP is considered CAN active when VCFRONT_privateGoToSleep is 0 AND VCFRONT_espLVState is LV_ON.	Stability and traction control functions may be unavailable, or their performance may be affected.	No
VCSUPER_a101_PM_MIA	One or more of the messages the vehicle controller receives periodically from the Pedal Monitor (PM) electronic control unit (ECU) is not received, indicating the PM ECU may be unavailable (MIA).	One or more of the expected messages from the PM ECU is not received.	Vehicle speed and power may be limited.	No
VCSUPER_a192_ptPumpGeneralFault	The powertrain pump brushless motor experienced a general condition affecting its operation.	The powertrain pump motor controller reports a condition affecting its operation.	The powertrain pump does not operate. Vehicle functions relying on the powertrain pump may not operate as expected.	No
VCSEC_a199_CenterNFCReaderMIA	Center Bluetooth Low Energy (BLE) chip was not able to talk to Near Field Communication (NFC) chip.	Center BLE chip was not able to talk to NFC chip.	Key cards will not work.	No
VCSEC_a201_leftEndpointLostComm	The security controller did not receive event for more than 10 seconds from the left endpoint.	The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.	Phone key will not work.	No
VCSUPER_a136_refrigDischTempSns	The vehicle controller detects the refrigerant discharge temperature sensor is experiencing an electrical condition (short or disconnect).	The refrigerant discharge temperature sensor reads a power rail or ground reference voltage.	Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.	No
VCSUPER_a193_ptPumpMIA	The powertrain pump controller is not responding on the Local Interconnect Network (LIN).	The Supermanifold Vehicle Controller (VCSUPER) is not receiving the expected messages from the powertrain pump controller over LIN.	The powertrain pump controls will not function as expected.	No
VCSUPER_a054_APP_MIA	One or more of the expected controller area network (CAN) messages from the Autopilot Primary (APP) were not received.	A message the local ECU expects to receive from the APP ECU is not received within the expected timeout, or the drop rate is too high while the APP is CAN active.	Autopilot does not operate as expected.	No
VCSUPER_a059_inputResistanceHigh	A large voltage drop is detected in the input power to the vehicle controller, indicating the resistance on the input power feed to the vehicle controller is higher than expected.	Estimated resistance on the input power feed to the vehicle controller is higher than expected.	The vehicle controller may be unavailable due to lack of adequate input power, limiting vehicle functionality or making the vehicle inoperable, with at least one other alert specific to that condition present.	No
VCSUPER_a063_SwitchFault	A condition affecting switch functionality has been detected.	A condition is detected affecting switch functionality. Alert log signal data should provide more information on the switch affected and specific condition.	The switch may not function or may not function as expected.	No
VCSEC_a511_phoneKeyStationary	Drive has been attempted, but the vehicle controller detects the phone key has been stationary for some time. To enable drive, interact with the phone key.	Drive is attempted, but the vehicle vehicle controller detects the phone key is reported as stationary for some time.	Vehicle is unable to drive until vehicle controller detects recent phone key movement.	No
VCSEC_a453_passiveDisabled	Drive has been attempted with no auth while a phone has reported passive authentication is disabled	Drive has been attempted with no auth while a phone has reported passive authentication is disabled	User cannot drive car becuase they have disabled passive auth on their phone-key	No
VCSUPER_a001_WatchdogReset	Warns if the processor has experienced a reset due to watchdog reset.	A watchdog (external or internal) was not serviced in time.	Controller is MIA for some time.	No
VCSUPER_a002_PowerLossReset	Warns if the processor has experienced a reset due to power loss.	Sudden power loss.	Controller is MIA for some time.	No
VCSEC_a202_rightEndpointLostComm	The security controller did not receive event for more than 10 seconds from the right endpoint.	The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.	Phone key will not work.	No
VCSUPER_a015_NVMMError	An issue is indicated from the non-volatile memory manager.	Non-volatile memory misconfiguration or underlying flash/filesystem error.	Non-volatile memory records may be incorrect or missing.	No
VCSUPER_a087_DIREL_MIA	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.	No
VCSUPER_a285_evaporatorExvFault	The vehicle controller detects the evaporator electronic expansion valve (EXV) motor driver is reporting an electrical condition (short or disconnect).	The evaporator EXV motor driver is reporting an electrical condition (short or disconnect).	Cabin climate control system air conditioning and heating may be limited or unavailable. Powertrain performance may be limited.	No

VCSUPER_a100_CANbus_MIA

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.

No

VCSUPER_a284_chillerExvFault

The vehicle controller detects the chiller electronic expansion valve (EXV) motor driver is reporting an electrical condition (short or disconnect).

The chiller EXV motor driver is reporting an electrical condition (short or disconnect).

Cabin climate control system air conditioning and heating may be limited or unavailable. Powertrain performance may be limited.

No

VCSEC_a114_ESP_MIA

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. The ESP is considered CAN active when VCFRONT_privateGoToSleep is 0 AND VCFRONT_espLVState is LV_ON.

Stability and traction control functions may be unavailable, or their performance may be affected.

No

VCSUPER_a101_PM_MIA

One or more of the messages the vehicle controller receives periodically from the Pedal Monitor (PM) electronic control unit (ECU) is not received, indicating the PM ECU may be unavailable (MIA).

One or more of the expected messages from the PM ECU is not received.

Vehicle speed and power may be limited.

No

VCSUPER_a192_ptPumpGeneralFault

The powertrain pump brushless motor experienced a general condition affecting its operation.

The powertrain pump motor controller reports a condition affecting its operation.

The powertrain pump does not operate. Vehicle functions relying on the powertrain pump may not operate as expected.

No

VCSEC_a199_CenterNFCReaderMIA

Center Bluetooth Low Energy (BLE) chip was not able to talk to Near Field Communication (NFC) chip.

Center BLE chip was not able to talk to NFC chip.

Key cards will not work.

No

VCSEC_a201_leftEndpointLostComm

The security controller did not receive event for more than 10 seconds from the left endpoint.

The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.

Phone key will not work.

No

VCSUPER_a136_refrigDischTempSns

The vehicle controller detects the refrigerant discharge temperature sensor is experiencing an electrical condition (short or disconnect).

The refrigerant discharge temperature sensor reads a power rail or ground reference voltage.

Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.

No

VCSUPER_a193_ptPumpMIA

The powertrain pump controller is not responding on the Local Interconnect Network (LIN).

The Supermanifold Vehicle Controller (VCSUPER) is not receiving the expected messages from the powertrain pump controller over LIN.

The powertrain pump controls will not function as expected.

No

VCSUPER_a054_APP_MIA

One or more of the expected controller area network (CAN) messages from the Autopilot Primary (APP) were not received.

A message the local ECU expects to receive from the APP ECU is not received within the expected timeout, or the drop rate is too high while the APP is CAN active.

Autopilot does not operate as expected.

No

VCSUPER_a059_inputResistanceHigh

A large voltage drop is detected in the input power to the vehicle controller, indicating the resistance on the input power feed to the vehicle controller is higher than expected.

Estimated resistance on the input power feed to the vehicle controller is higher than expected.

The vehicle controller may be unavailable due to lack of adequate input power, limiting vehicle functionality or making the vehicle inoperable, with at least one other alert specific to that condition present.

No

VCSUPER_a063_SwitchFault

A condition affecting switch functionality has been detected.

A condition is detected affecting switch functionality. Alert log signal data should provide more information on the switch affected and specific condition.

The switch may not function or may not function as expected.

No

VCSEC_a511_phoneKeyStationary

Drive has been attempted, but the vehicle controller detects the phone key has been stationary for some time. To enable drive, interact with the phone key.

Drive is attempted, but the vehicle vehicle controller detects the phone key is reported as stationary for some time.

Vehicle is unable to drive until vehicle controller detects recent phone key movement.

No

VCSEC_a453_passiveDisabled

Drive has been attempted with no auth while a phone has reported passive authentication is disabled

User cannot drive car becuase they have disabled passive auth on their phone-key

No

VCSUPER_a001_WatchdogReset

Warns if the processor has experienced a reset due to watchdog reset.

A watchdog (external or internal) was not serviced in time.

Controller is MIA for some time.

No

VCSUPER_a002_PowerLossReset

Warns if the processor has experienced a reset due to power loss.

Sudden power loss.

Controller is MIA for some time.

No

VCSEC_a202_rightEndpointLostComm

The security controller did not receive event for more than 10 seconds from the right endpoint.

The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.

Phone key will not work.

No

VCSUPER_a015_NVMMError

An issue is indicated from the non-volatile memory manager.

Non-volatile memory misconfiguration or underlying flash/filesystem error.

Non-volatile memory records may be incorrect or missing.

No

VCSUPER_a087_DIREL_MIA

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.

No

VCSUPER_a285_evaporatorExvFault

The vehicle controller detects the evaporator electronic expansion valve (EXV) motor driver is reporting an electrical condition (short or disconnect).

The evaporator EXV motor driver is reporting an electrical condition (short or disconnect).

Cabin climate control system air conditioning and heating may be limited or unavailable. Powertrain performance may be limited.

No

Alerts

Alerts