MyTeslaMate App

Signal Name	Description	Condition	Impact
VCSEC_a115_VCSEC_MIA	One or more of the messages the vehicle controller receives periodically from the vehicle security controller (VCSEC) is not received, indicating the VCSEC may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the VCSEC within the expected time frame.	Features depending on VCSEC functionality, including vehicle security and communication with authentication devices, may be limited or unavailable.
VCSUPER_a089_IBST_MIA	One or more of the expected CAN messages from iBooster were not received.	A message the local ECU expects to receive from the iBooster ECU has not been received within the expected timeout or the drop rate is too high while the iBooster is CAN active.	Brake boost functionality may be missing.
VCSEC_a211_handlePullWithoutAuth	Door handle pulled without an authenticated device	Door handle pulled without auth	May indicate passive entry failure
VCSEC_a195_keyMissingInDrive	There were no keys detected by the vehicle while it was in Drive. Vehicle may not restart after current drive if no key is detected.	No phone key or key fob has been connected after driving for 250 meters, and near-field communication (NFC) card was not used for authentication.	If the user puts the vehicle in Park after this alert sets, they may not be able to shift into Drive again because no key is detected.
VCSEC_a116_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.
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.
VCSEC_a140_nfcAuthentication	The security controller did not authenticate the NFC card	NFC card failed to authenticate with security controller	NFC card may fail to unlock vehicle or start drive
VCTPMS_a091_CMPD_MIA	One or more of the messages the vehicle controller receives periodically from the heat pump system compressor (CMPD) electronic control unit (ECU) is not received, indicating the CMPD ECU may be unavailable (MIA).	One or more of the expected messages from the CMPD ECU is not received.	The HVAC system may be unavailable or may not function as expected.
VCTPMS_a089_IBST_MIA	One or more of the expected CAN messages from iBooster were not received.	A message the local ECU expects to receive from the iBooster ECU has not been received within the expected timeout or the drop rate is too high while the iBooster is CAN active.	Brake boost functionality may be missing.
VCTPMS_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.
VCTPMS_a086_VCBATT_MIA	One or more of the messages the vehicle controller receives periodically from the vehicle battery controller (VCBATT) is not received, indicating the VCBATT may be unavailable (MIA).	One or more of the expected messages from the VCBATT is not received.	Vehicle functionality depending on the VCBATT may be limited or unavailable.
VCTPMS_a088_DIRER_MIA	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.
VCTPMS_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.
VCTPMS_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.
VCTPMS_a082_VCRIGHT_IPC_MIA	One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT) is not received over the interprocessor controller area network (IPC), indicating the VCRIGHT may be unavailable (MIA).	One or more of the expected messages from the VCRIGHT is not received over the IPC.	Vehicle functions that depend on the VCRIGHT may be unavailable or may not function as expected.
VCTPMS_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.
VCTPMS_a010_ExtSupplyVoltError	The vehicle controller detects the supply voltage from 1 or more components is outside of the expected range.	The vehicle controller detects the supply voltage from 1 or more components is < 7.31. Alert log signal data should provide more information on the specific condition(s) detected.	Features depending on the vehicle controller functionality may be unavailable or may not function as expected.
VCTPMS_a057_HVP_MIA	One or more of the expected messages the electronic control unit (ECU) receives periodically from the high voltage processor (HVP) ECU is not received, indicating the HVP may be unavailable (MIA).	One or more of the expected messages from the HVP ECU is not received.	Vehicle may be unable to drive. Charging may be limited or unavailable.
VCTPMS_a083_VCLEFT_IPC_MIA	One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT) is not received over the interprocessor controller area network (IPC), indicating the VCLEFT may be unavailable (MIA).	One or more of the expected messages from the VCLEFT is not received over the IPC.	Vehicle functions that depend on the VCLEFT may be unavailable or may not function as expected.
VCSUPER_a396_coolantLevelLowUserFacing	The supermanifold vehicle controller (VCSUPER) detects the coolant level sensor is reporting low coolant or the coolant sensor is experiencing an electrical condition (short or disconnect).	The coolant level sensor detects low coolant or an electrical condition (short or disconnect).	Powertrain performance may be limited. Cabin climate control system air conditioning and heating may be limited or unavailable.

VCSEC_a115_VCSEC_MIA

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

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

Features depending on VCSEC functionality, including vehicle security and communication with authentication devices, may be limited or unavailable.

VCSUPER_a089_IBST_MIA

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

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

Brake boost functionality may be missing.

VCSEC_a211_handlePullWithoutAuth

Door handle pulled without an authenticated device

Door handle pulled without auth

May indicate passive entry failure

VCSEC_a195_keyMissingInDrive

There were no keys detected by the vehicle while it was in Drive. Vehicle may not restart after current drive if no key is detected.

No phone key or key fob has been connected after driving for 250 meters, and near-field communication (NFC) card was not used for authentication.

If the user puts the vehicle in Park after this alert sets, they may not be able to shift into Drive again because no key is detected.

VCSEC_a116_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.

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.

VCSEC_a140_nfcAuthentication

The security controller did not authenticate the NFC card

NFC card failed to authenticate with security controller

NFC card may fail to unlock vehicle or start drive

VCTPMS_a091_CMPD_MIA

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

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

The HVAC system may be unavailable or may not function as expected.

VCTPMS_a089_IBST_MIA

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

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

Brake boost functionality may be missing.

VCTPMS_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.

VCTPMS_a086_VCBATT_MIA

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

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

Vehicle functionality depending on the VCBATT may be limited or unavailable.

VCTPMS_a088_DIRER_MIA

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.

VCTPMS_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.

VCTPMS_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.

VCTPMS_a082_VCRIGHT_IPC_MIA

One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT) is not received over the interprocessor controller area network (IPC), indicating the VCRIGHT may be unavailable (MIA).

One or more of the expected messages from the VCRIGHT is not received over the IPC.

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

VCTPMS_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.

VCTPMS_a010_ExtSupplyVoltError

The vehicle controller detects the supply voltage from 1 or more components is outside of the expected range.

The vehicle controller detects the supply voltage from 1 or more components is < 7.31. Alert log signal data should provide more information on the specific condition(s) detected.

Features depending on the vehicle controller functionality may be unavailable or may not function as expected.

VCTPMS_a057_HVP_MIA

One or more of the expected messages the electronic control unit (ECU) receives periodically from the high voltage processor (HVP) ECU is not received, indicating the HVP may be unavailable (MIA).

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

Vehicle may be unable to drive. Charging may be limited or unavailable.

VCTPMS_a083_VCLEFT_IPC_MIA

One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT) is not received over the interprocessor controller area network (IPC), indicating the VCLEFT may be unavailable (MIA).

One or more of the expected messages from the VCLEFT is not received over the IPC.

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

VCSUPER_a396_coolantLevelLowUserFacing

The supermanifold vehicle controller (VCSUPER) detects the coolant level sensor is reporting low coolant or the coolant sensor is experiencing an electrical condition (short or disconnect).

The coolant level sensor detects low coolant or an electrical condition (short or disconnect).

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

Alerts

Alerts