MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
VCSEAT2R_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.	No
VCSEAT2R_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.	No
VCSEATD_a094_EPAS3P_MIA	One or more of the messages the vehicle controller receives periodically from the Primary Electronic Power-Assisted Steering (EPAS3P) electronic control unit (ECU) is not received, indicating the EPAS3P ECU may be unavailable (MIA).	One or more of the expected messages from the EPAS3P ECU is not received.	Vehicle functions that depend on the EPAS3P may be unavailable or may not function as expected.	No
VCSEAT2L_a239_seatHeatIRow2	The seat heater has an unusually high current draw.	The seat heater current draw is above the acceptable threshold.	The seat heater may be unavailable. If the seat heater is continued to be used, the seat and/or seat harness may be damaged.	No
VCSEAT2L_a233_seatCurrUnderBack	The seat backrest motor current is below the expected threshold, causing the motor to be unresponsive.	The seat backrest motor current is below the expected threshold.	Seat may be unable to move.	No
VCSEAT2L_a240_seatHeatShortRow2	The high side driver (HSD) for the second row seat heater has detected a short-circuit, which may lead to the seat heater not performing as designed.	The high side driver (HSD) for the second row seat heater detects a short-circuit.	The front seat heater may not perform as designed.	No
VCSEAT2L_a229_seatEncOverBack	The seat motor has traveled beyond the expected range.	Seat position goes outside the acceptable range.	Seat may be in an unstable position or a mechanism may not be functioning as expected.	No
VCSEAT2L_a215_armrestHCEncStlDbg	The seat armrest motor encoder unexpectedly stalls with a high current draw.	The seat armrest motor current draw exceeds 70% of the stall limit, and the encoder does not move for 100ms.	The seat motor encoder may increment incorrectly if an obstruction is encountered.	No
VCSEAT2L_a232_seatCurrUnderTrack	The seat track motor current is below the expected threshold, causing the motor to be unresponsive.	The seat track motor current is below the expected threshold.	Seat may be unable to move.	No
VCSEAT2L_a251_seatUncalTrack	The seat track motor is not calibrated, which may cause position recall to be unavailable.	The seat track motor is detected as uncalibrated (calibrated state of the seat track motor is 0).	Position recall may be unavailable, meaning the preset user preferences for seat positions may also be unavailable.	No
VCSEAT2L_a263_seatTrackStallDebug	The seat track motor has unexpectedly stalled.	Current draw exceeds stall limit.	Motor will recalibrate if the stall is in an expected region, do nothing otherwise.	No
VCSEAT2L_a264_seatBackStallDebug	The backrest motor has unexpectedly stalled, which may cause the motor to recalibrate.	The current draw of the backrest motor has exceeded the stall limit.	If the stall occurs in an expected region, the backrest motor may recalibrate.	No
VCSEAT2L_a270_seatUncalibrated	Second row seat calibration failed or did not run.	Second row seat calibration failed or did not run.	Second row seat automatic fold and unfold movements are not allowed. Only manual adjustments are allowed.	No
VCSEAT2L_a214_armrestStallDebug	The seat armrest motor unexpectedly stalls.	The seat armrest motor current draw exceeds the stall limit.	The seat armrest motor may recalibrate.	No
VCSEAT2L_a225_seatEncStallBack	The seat backrest motor is not providing encoder feedback to controller	The current draw is not 0 and the seat backrest motor is not stalling, but the encoder value does not increase	Seat memory recall will be unavailable	No
VCSEAT2L_a212_armrestUncal	The seat armrest motor is uncalibrated.	The seat armrest motor is uncalibrated.	Seat position recall may be unavailable.	No
VCSEATD_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.	No
VCSEATD_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
VCSEATD_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.	No
VCSEATD_a117_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.	No

VCSEAT2R_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.

No

VCSEAT2R_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.

No

VCSEATD_a094_EPAS3P_MIA

One or more of the messages the vehicle controller receives periodically from the Primary Electronic Power-Assisted Steering (EPAS3P) electronic control unit (ECU) is not received, indicating the EPAS3P ECU may be unavailable (MIA).

One or more of the expected messages from the EPAS3P ECU is not received.

Vehicle functions that depend on the EPAS3P may be unavailable or may not function as expected.

No

VCSEAT2L_a239_seatHeatIRow2

The seat heater has an unusually high current draw.

The seat heater current draw is above the acceptable threshold.

The seat heater may be unavailable. If the seat heater is continued to be used, the seat and/or seat harness may be damaged.

No

VCSEAT2L_a233_seatCurrUnderBack

The seat backrest motor current is below the expected threshold, causing the motor to be unresponsive.

The seat backrest motor current is below the expected threshold.

Seat may be unable to move.

No

VCSEAT2L_a240_seatHeatShortRow2

The high side driver (HSD) for the second row seat heater has detected a short-circuit, which may lead to the seat heater not performing as designed.

The high side driver (HSD) for the second row seat heater detects a short-circuit.

The front seat heater may not perform as designed.

No

VCSEAT2L_a229_seatEncOverBack

The seat motor has traveled beyond the expected range.

Seat position goes outside the acceptable range.

Seat may be in an unstable position or a mechanism may not be functioning as expected.

No

VCSEAT2L_a215_armrestHCEncStlDbg

The seat armrest motor encoder unexpectedly stalls with a high current draw.

The seat armrest motor current draw exceeds 70% of the stall limit, and the encoder does not move for 100ms.

The seat motor encoder may increment incorrectly if an obstruction is encountered.

No

VCSEAT2L_a232_seatCurrUnderTrack

The seat track motor current is below the expected threshold, causing the motor to be unresponsive.

The seat track motor current is below the expected threshold.

Seat may be unable to move.

No

VCSEAT2L_a251_seatUncalTrack

The seat track motor is not calibrated, which may cause position recall to be unavailable.

The seat track motor is detected as uncalibrated (calibrated state of the seat track motor is 0).

Position recall may be unavailable, meaning the preset user preferences for seat positions may also be unavailable.

No

VCSEAT2L_a263_seatTrackStallDebug

The seat track motor has unexpectedly stalled.

Current draw exceeds stall limit.

Motor will recalibrate if the stall is in an expected region, do nothing otherwise.

No

VCSEAT2L_a264_seatBackStallDebug

The backrest motor has unexpectedly stalled, which may cause the motor to recalibrate.

The current draw of the backrest motor has exceeded the stall limit.

If the stall occurs in an expected region, the backrest motor may recalibrate.

No

VCSEAT2L_a270_seatUncalibrated

Second row seat calibration failed or did not run.

Second row seat automatic fold and unfold movements are not allowed. Only manual adjustments are allowed.

No

VCSEAT2L_a214_armrestStallDebug

The seat armrest motor unexpectedly stalls.

The seat armrest motor current draw exceeds the stall limit.

The seat armrest motor may recalibrate.

No

VCSEAT2L_a225_seatEncStallBack

The seat backrest motor is not providing encoder feedback to controller

The current draw is not 0 and the seat backrest motor is not stalling, but the encoder value does not increase

Seat memory recall will be unavailable

No

VCSEAT2L_a212_armrestUncal

The seat armrest motor is uncalibrated.

Seat position recall may be unavailable.

No

VCSEATD_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.

No

VCSEATD_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

VCSEATD_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.

No

VCSEATD_a117_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.

No

Alerts

Alerts