MyTeslaMate App

Signal Name	Description	Condition	Impact
VCREAR_a105_TAS_MIA	One or more of the messages the vehicle controller receives periodically from the Tesla Air Suspension (TAS) electronic control unit (ECU) is not received, indicating the TAS ECU may be unavailable (MIA).	One or more of the expected messages from the TAS ECU is not received.	The air suspension may not function as expected.
VCREAR_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.
VCREAR_a188_epbDynamic	Electronic Parking Brake is performing dynamic apply.	ESM_stateRequest == ESM_DYNAMIC	Unable to perform Controlled Deceleration for Parking Brake due to Stability Control failing or unavailable
VCREAR_a078_BCFALCP_MIA	One or more expected Controller Area Network (CAN) messages from the Body Controller - Falcon EM Controller - Passenger Side (BCFALCP) electronic control unit (ECU) was not received. The passenger side Falcon door may not function as expected.	An expected CAN message from the Body Controller - Falcon EM Controller - Passenger Side (BCFALCP) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFALCP is CAN active. The BCFALCP is considered CAN active when VCFRONT_vehGoToSleep is 0.	The passenger side Falcon door may not function as expected.
VCREAR_a079_BCFPM_MIA	One or more expected Controller Area Network (CAN) messages from the Body Controller - Front Passenger Door (BCFPM) electronic control unit (ECU) was not received. The front passenger side door may not function as expected.	An expected CAN message from the Body Controller - Front Passenger Door (BCFPM) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFPM is CAN active. The ECU is considered CAN active when VCFRONT_vehGoToSleep is 0.	The front passenger side door may not function as expected.
VCREAR_a080_BCFDM_MIA	One or more expected Controller Area Network (CAN) messages from the Body Controller - Front Driver Door (BCFDM) electronic control unit (ECU) was not received. The front driver side door may not function as expected.	An expected CAN message from the Body Controller - Front Driver Door (BCFDM) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFDM is CAN active. The BCFDM is considered CAN active when VCFRONT_vehGoToSleep is 0.	The front driver side door may not function as expected.
VCREAR_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.
VCREAR_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.
VCREAR_a074_BCS2L_MIA	One or more of the messages the vehicle controller receives periodically from the 2nd row left seat body controller (BCS2L) is not received, indicating the BCS2L may be unavailable (MIA).	One or more of the expected messages from the BCS2L is not received.	2nd row left seat features depending on BCS2L functionality, including seat buckle and heating pad, may be limited or unavailable.
VCREAR_a073_BCS2C_MIA	One or more of the messages the vehicle controller receives periodically from the 2nd row center seat body controller (BCS2C) is not received, indicating the BCS2C may be unavailable (MIA).	One or more of the expected messages from the BCS2C is not received.	2nd row center seat features depending on BCS2C functionality, including seat buckle and heating pad, may be limited or unavailable.
VCREAR_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.
VCREAR_a081_BCFALCD_MIA	One or more of the messages the vehicle controller receives periodically from the electromechanical body controller for the driver side Falcon door (BCFALCD) is not received, indicating the BCFALCD may be unavailable (MIA).	One or more of the expected messages from the BCFALCD is not received.	The driver side falcon door may not function as expected.
VCREAR_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.
VCLEFT_a600_currentSensorMismatch	The current measurement reported by the LV battery (LVBMS_packCurrent) does not match the current sensor on the vehicle controller LV battery feed (IBSCurrent).	The absolute value of current difference between LVBMS_packCurrent and IBSCurrent exceeds nominal expectations	Incorrect battery current data being used, resulting in sub-optimal LV battery management.
VCLEFT_a599_frunkLatchDisabled	The front trunk (frunk) latch has been disabled. The frunk latch enable routine must be run to restore latch function.	The vehicle frunk latch has been set to disabled in the controller's non-volatile memory (NVM).	No frunk latch movement or function, even if frunk latch is connected.
VCLEFT_a617_APP_MIA	One or more of the expected CAN messages from APP were not received.	A message the local ECU expects to receive from the APP ECU hasn't been received within the expected timeout or the drop rate is too high while the APP is CAN active. The ECU is considered CAN active when VCFRONT_chGoToSleep is 0.	Autopilot functionality may be missing.
VCREAR_a077_BCRDM_MIA	One or more of the messages the vehicle controller receives periodically from the body controller for the rear driver door (BCRDM) is not received, indicating the BCRDM may be unavailable (MIA).	One or more of the expected messages from the BCRDM is not received.	The rear driver side falcon door may not function as expected.
VCLEFT_a599_LVBatteryTypeUnsupported	The low voltage (LV) battery type reported by the vehicle gateway (GTW) configuration is a battery type not supported by this controller / firmware.	The LV battery type indicated by the GTW configuration value is an LV battery type not supported by this controller / firmware.	The LV battery system will not be updated to support the new configuration reported by the GTW configuration value. LV battery performance may be limited. LV battery support for vehicle electrical systems may be limited or unavailable.
VCREAR_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.
VCREAR_a075_BCS2R_MIA	One or more of the messages the vehicle controller receives periodically from the 2nd row right seat body controller (BCS2R) is not received, indicating the BCS2R may be unavailable (MIA).	One or more of the expected messages from the BCS2R is not received.	2nd row right seat features depending on BCS2R functionality, including seat buckle and heating pad, may be limited or unavailable.

VCREAR_a105_TAS_MIA

One or more of the messages the vehicle controller receives periodically from the Tesla Air Suspension (TAS) electronic control unit (ECU) is not received, indicating the TAS ECU may be unavailable (MIA).

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

The air suspension may not function as expected.

VCREAR_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.

VCREAR_a188_epbDynamic

Electronic Parking Brake is performing dynamic apply.

ESM_stateRequest == ESM_DYNAMIC

Unable to perform Controlled Deceleration for Parking Brake due to Stability Control failing or unavailable

VCREAR_a078_BCFALCP_MIA

One or more expected Controller Area Network (CAN) messages from the Body Controller - Falcon EM Controller - Passenger Side (BCFALCP) electronic control unit (ECU) was not received. The passenger side Falcon door may not function as expected.

An expected CAN message from the Body Controller - Falcon EM Controller - Passenger Side (BCFALCP) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFALCP is CAN active. The BCFALCP is considered CAN active when VCFRONT_vehGoToSleep is 0.

The passenger side Falcon door may not function as expected.

VCREAR_a079_BCFPM_MIA

One or more expected Controller Area Network (CAN) messages from the Body Controller - Front Passenger Door (BCFPM) electronic control unit (ECU) was not received. The front passenger side door may not function as expected.

An expected CAN message from the Body Controller - Front Passenger Door (BCFPM) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFPM is CAN active. The ECU is considered CAN active when VCFRONT_vehGoToSleep is 0.

The front passenger side door may not function as expected.

VCREAR_a080_BCFDM_MIA

One or more expected Controller Area Network (CAN) messages from the Body Controller - Front Driver Door (BCFDM) electronic control unit (ECU) was not received. The front driver side door may not function as expected.

An expected CAN message from the Body Controller - Front Driver Door (BCFDM) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the BCFDM is CAN active. The BCFDM is considered CAN active when VCFRONT_vehGoToSleep is 0.

The front driver side door may not function as expected.

VCREAR_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.

VCREAR_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.

VCREAR_a074_BCS2L_MIA

One or more of the messages the vehicle controller receives periodically from the 2nd row left seat body controller (BCS2L) is not received, indicating the BCS2L may be unavailable (MIA).

One or more of the expected messages from the BCS2L is not received.

2nd row left seat features depending on BCS2L functionality, including seat buckle and heating pad, may be limited or unavailable.

VCREAR_a073_BCS2C_MIA

One or more of the messages the vehicle controller receives periodically from the 2nd row center seat body controller (BCS2C) is not received, indicating the BCS2C may be unavailable (MIA).

One or more of the expected messages from the BCS2C is not received.

2nd row center seat features depending on BCS2C functionality, including seat buckle and heating pad, may be limited or unavailable.

VCREAR_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.

VCREAR_a081_BCFALCD_MIA

One or more of the messages the vehicle controller receives periodically from the electromechanical body controller for the driver side Falcon door (BCFALCD) is not received, indicating the BCFALCD may be unavailable (MIA).

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

The driver side falcon door may not function as expected.

VCREAR_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.

VCLEFT_a600_currentSensorMismatch

The current measurement reported by the LV battery (LVBMS_packCurrent) does not match the current sensor on the vehicle controller LV battery feed (IBSCurrent).

The absolute value of current difference between LVBMS_packCurrent and IBSCurrent exceeds nominal expectations

Incorrect battery current data being used, resulting in sub-optimal LV battery management.

VCLEFT_a599_frunkLatchDisabled

The front trunk (frunk) latch has been disabled. The frunk latch enable routine must be run to restore latch function.

The vehicle frunk latch has been set to disabled in the controller's non-volatile memory (NVM).

No frunk latch movement or function, even if frunk latch is connected.

VCLEFT_a617_APP_MIA

One or more of the expected CAN messages from APP were not received.

A message the local ECU expects to receive from the APP ECU hasn't been received within the expected timeout or the drop rate is too high while the APP is CAN active. The ECU is considered CAN active when VCFRONT_chGoToSleep is 0.

Autopilot functionality may be missing.

VCREAR_a077_BCRDM_MIA

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

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

The rear driver side falcon door may not function as expected.

VCLEFT_a599_LVBatteryTypeUnsupported

The low voltage (LV) battery type reported by the vehicle gateway (GTW) configuration is a battery type not supported by this controller / firmware.

The LV battery type indicated by the GTW configuration value is an LV battery type not supported by this controller / firmware.

The LV battery system will not be updated to support the new configuration reported by the GTW configuration value. LV battery performance may be limited. LV battery support for vehicle electrical systems may be limited or unavailable.

VCREAR_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.

VCREAR_a075_BCS2R_MIA

One or more of the messages the vehicle controller receives periodically from the 2nd row right seat body controller (BCS2R) is not received, indicating the BCS2R may be unavailable (MIA).

One or more of the expected messages from the BCS2R is not received.

2nd row right seat features depending on BCS2R functionality, including seat buckle and heating pad, may be limited or unavailable.

Alerts

Alerts