MyTeslaMate App

Signal Name	Description	Condition	Impact
VCDOORRL_a106_PCS_MIA	One or more of the messages the vehicle controller receives periodically from the power conversion system (PCS) electronic control unit (ECU) is not received, indicating the PCS ECU may be unavailable (MIA).	One or more of the expected messages from the PCS ECU is not received.	The vehicle may be unable to charge.
VCDOORRL_a109_RCM_MIA	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.
VCDOORRL_a102_PTC_MIA	One or more of the messages the vehicle controller receives periodically from the Positive Temperature Coefficient (PTC) heater electronic control unit (ECU) is not received, indicating the PTC heater ECU may be unavailable (MIA).	One or more of the expected messages from the PTC heater ECU is not received.	Thermal management system features depending on PTC heater functionality may be limited or unavailable.
VCDOORRL_a103_CP_MIA	One or more of the messages the vehicle controller receives periodically from the charge port (CP) electronic control unit (ECU) is not received, indicating the CP ECU may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the CP ECU within the expected time frame.	Charging may not start or may be interrupted unexpectedly.
VCDOORRL_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.
VCDOORRL_a110_GTW_MIA	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. The GTW is considered CAN active when VCFRONT_vehGoToSleep is 0.	Vehicle functions that depend on CAN messages from the vehicle gateway (GTW) may be unavailable, or their performance may be affected.
VCDOORRR_a425_doorPresenterAbuseEventDetected	The door presenter has determined that an abuse event has occurred.	Door presenter detects an abuse event	Door presenter may have sustained damage and may require inspection and/or replacment
VCDOORRL_a111_EPBR_MIA	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.
VCDOORRL_a112_EPBL_MIA	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.
VCDOORRL_a160_windowUndercurrent	Window current is less than expected while the window is driven.	Measured window current is less than the expected threshold for a defined period of time. The window may be disconnected or shorted.	Window may not open or close as expected.
VCFRONT_a054_compressorLowFlowUserFacing	The front vehicle controller (VCFRONT) detected that the compressor delivered much less refrigerant flow than nominal, and discharge temperature was abnormally high.	VCFRONT detects that refrigerant flow delivered by compressor is abnormally low, and discharge temperature is abnormally high.	The thermal system may not perform as expected, and the compressor may experience loss of electrical isolation due to debris.
VCDOORRR_a109_RCM_MIA	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.
VCDOORRR_a108_DIF_MIA	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.
VCDOORRR_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.
VCDOORFR_a500_interiorTrimConnectorUnplugged	The interior door trim connector appears to be unplugged from the door controller based on the voltages from the interior door release button and window switch(es).	Interior door trim connector detected as unplugged for more than 1 second	The interior door release button and window switch(es) will be unavailable
VCDOORFR_a578_RGBLightFault	A Red Green Blue (RGB) light error has been detected.	A condition affecting RGB light communication or functionality is detected. Alert log signal data should provide more information on the specific condition and RGB light affected.	RGB light may be unavailable or may not function as expected.
VCDOORRL_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.
VCDOORFR_a482_NCV77XXFault	The driver integrated circuit (IC) experiences a condition affecting the operation of the loads controlled by the device.	The driver IC reports a condition affecting its operation.	Mirror actuations, mirror heating, mirror dimming, or other vehicle operations relying on the driver IC may be inoperative.
VCDOORFR_a483_undervoltageSelfTestStuckOnDebug	The Door Domain Undervoltage self-test did not pass, as a condition affecting a load on the Door Domain was detected during the self-test.	The Door Domain Undervoltage self-test does not succeed.	The undervoltage protection circuit may not be functional. This alert is primarily informational and is used for logging purposes.
VCDOORRL_a002_PowerLossReset	Warns if the processor has experienced a reset due to power loss.	Sudden power loss.	Controller is MIA for some time.

VCDOORRL_a106_PCS_MIA

One or more of the messages the vehicle controller receives periodically from the power conversion system (PCS) electronic control unit (ECU) is not received, indicating the PCS ECU may be unavailable (MIA).

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

The vehicle may be unable to charge.

VCDOORRL_a109_RCM_MIA

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.

VCDOORRL_a102_PTC_MIA

One or more of the messages the vehicle controller receives periodically from the Positive Temperature Coefficient (PTC) heater electronic control unit (ECU) is not received, indicating the PTC heater ECU may be unavailable (MIA).

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

Thermal management system features depending on PTC heater functionality may be limited or unavailable.

VCDOORRL_a103_CP_MIA

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

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

Charging may not start or may be interrupted unexpectedly.

VCDOORRL_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.

VCDOORRL_a110_GTW_MIA

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. The GTW is considered CAN active when VCFRONT_vehGoToSleep is 0.

Vehicle functions that depend on CAN messages from the vehicle gateway (GTW) may be unavailable, or their performance may be affected.

VCDOORRR_a425_doorPresenterAbuseEventDetected

The door presenter has determined that an abuse event has occurred.

Door presenter detects an abuse event

Door presenter may have sustained damage and may require inspection and/or replacment

VCDOORRL_a111_EPBR_MIA

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.

VCDOORRL_a112_EPBL_MIA

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.

VCDOORRL_a160_windowUndercurrent

Window current is less than expected while the window is driven.

Measured window current is less than the expected threshold for a defined period of time. The window may be disconnected or shorted.

Window may not open or close as expected.

VCFRONT_a054_compressorLowFlowUserFacing

The front vehicle controller (VCFRONT) detected that the compressor delivered much less refrigerant flow than nominal, and discharge temperature was abnormally high.

VCFRONT detects that refrigerant flow delivered by compressor is abnormally low, and discharge temperature is abnormally high.

The thermal system may not perform as expected, and the compressor may experience loss of electrical isolation due to debris.

VCDOORRR_a109_RCM_MIA

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.

VCDOORRR_a108_DIF_MIA

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.

VCDOORRR_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.

VCDOORFR_a500_interiorTrimConnectorUnplugged

The interior door trim connector appears to be unplugged from the door controller based on the voltages from the interior door release button and window switch(es).

Interior door trim connector detected as unplugged for more than 1 second

The interior door release button and window switch(es) will be unavailable

VCDOORFR_a578_RGBLightFault

A Red Green Blue (RGB) light error has been detected.

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

RGB light may be unavailable or may not function as expected.

VCDOORRL_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.

VCDOORFR_a482_NCV77XXFault

The driver integrated circuit (IC) experiences a condition affecting the operation of the loads controlled by the device.

The driver IC reports a condition affecting its operation.

Mirror actuations, mirror heating, mirror dimming, or other vehicle operations relying on the driver IC may be inoperative.

VCDOORFR_a483_undervoltageSelfTestStuckOnDebug

The Door Domain Undervoltage self-test did not pass, as a condition affecting a load on the Door Domain was detected during the self-test.

The Door Domain Undervoltage self-test does not succeed.

The undervoltage protection circuit may not be functional. This alert is primarily informational and is used for logging purposes.

VCDOORRL_a002_PowerLossReset

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

Sudden power loss.

Controller is MIA for some time.

Alerts

Alerts