MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
VCLEFT_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.	No
VCLEFTS_a546_leftLowOrHighBeamLightCondition	A condition affecting left low beam (dipped beam) or high beam (main beam) functionality has been detected - the left low beam or high beam may be degraded or disabled.	An internal condition affecting the low beam (dipped beam) or high beam (main beam) LEDs, pixels, or the headlamp ECU's LED drivers is detected.	Left low beam (dipped beam) or high beam (main beam) may be partially or fully disabled.	No
VCLEFT_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.	No
VCLEFT_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
VCLEFT_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
VCLEFTS_a568_leftDaytimeRunningLightFault	A condition affecting left daytime running light (DRL) functionality has been detected - the left daytime running light may be degraded or disabled.	An internal condition with the daytime running light (DRL) LEDs or the headlamp ECU's LED driver is detected.	Left daytime running light (DRL) may be partially or fully disabled	No
VCLEFT_a099_PARK_MIA	One or more expected Controller Area Network (CAN) messages from the Park Assist (PARK) electronic control unit (ECU) was not received. Autopark and Summon functions may be unavailable, or their performance may be affected.	An expected CAN message from the Park Assist (PARK) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the park assist ECU is CAN active. The PARK ECU is considered CAN active when VCFRONT_chGoToSleep is 0 AND VCFRONT_parkLVState is LV_ON.	Autopark and Summon functions may be unavailable, or their performance may be affected.	No
VCLEFT_a096_OCS1P_MIA	One or more of the messages the vehicle controller receives periodically from the 1st row passenger occupancy classification system (OCS1P) electronic control unit (ECU) is not received, indicating the OCS1P ECU may be unavailable (MIA).	One or more of the expected messages from the OCS1P ECU is not received.	Vehicle functions that depend on the OCS1P may be unavailable or may not function as expected.	No
VCLEFT_a097_EGGRIGHT3_MIA	One or more of the expected CAN messages from the Etherloop Generalized Gateway Right (Core 3) were not received, indicating the EGGRIGHT3 ECU may be unavailable (MIA).	The local ECU does not receive one or more of the expected messages from the EGGRIGHT3 within the expected time frame.	Vehicle functions that depend on the EGGRIGHT3 may be unavailable or may not function as expected.	No
VCLEFT_a076_BCRPM_MIA	One or more of the messages the vehicle controller receives periodically from the rear passenger door body controller (BCRPM) is not received, indicating the BCRPM may be unavailable (MIA).	One or more of the expected messages from the BCRPM is not received.	The rear passenger side falcon door may not function as expected.	No
VCLEFT_a098_DIR_MIA	One or more of the messages the vehicle controller receives periodically from the rear drive inverter (DIR) electronic control unit (ECU) is not received, indicating the DIR ECU may be unavailable (MIA).	One or more of the expected messages from the DIR ECU is not received.	Vehicle speed and power may be limited.	No
VCLEFT_a096_HVBATTCON_MIA	One or more of the messages the vehicle controller receives periodically from the High Voltage Battery Management System Controller (HVBATTCON) is not received, indicating the HVBATTCON may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the HVBATTCON within the expected time frame.	Vehicle functions that depend on the HVBATTCON may be unavailable or may not function as expected.	No
VCLEFT_a099_EGGREAR1_MIA	One or more of the expected CAN messages from the Etherloop Generalized Gateway Rear (Core 1) were not received, indicating the EGGREAR1 ECU may be unavailable (MIA).	The local ECU does not receive one or more of the expected messages from the EGGREAR1 within the expected time frame.	Vehicle functions that depend on the EGGREAR1 may be unavailable or may not function as expected.	No
VCLEFT_a141_invalidState	The Electronic Parking Brake made an unexpected state transition.	Electronic Parking Brake moved between states that are not marked as having a valid transition.	Logical bug in the software	No
VCLEFT_a095_VCDOORRR_MIA	One or more of the messages the vehicle controller receives periodically from the rear right door controller (VCDOORRR) is not received, indicating the VCDOORRR may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the VCDOORRR within the expected time frame.	Vehicle functions that depend on the VCDOORRR may be unavailable or may not function as expected.	No
VCLEFT_a107_BMS_MIA	One or more of the messages the vehicle controller receives periodically from the high voltage (HV) Battery Management System (BMS) electronic control unit (ECU) is not received, indicating the BMS ECU may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the HVBMS ECU within the expected time frame.	The vehicle may be unable to drive or charge.	No
VCLEFT_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
VCLEFT_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.	No
VCLEFT_a093_VCSEATP_MIA	One or more of the messages the vehicle controller receives periodically from the front passenger seat controller (VCSEATP) is not received, indicating the VCSEATP may be unavailable (MIA).	One or more of the expected messages from the VCSEATP is not received.	Front passenger seat features depending on VCSEATP functionality, including seat buckle and heating pad, may be limited or unavailable.	No
VCLEFT_a093_VCDOORFR_MIA	One or more of the messages the vehicle controller receives periodically from the front right door controller (VCDOORFR) is not received, indicating the VCDOORFR may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the VCDOORFR within the expected time frame.	Vehicle functions that depend on the VCDOORFR may be unavailable or may not function as expected.	No

VCLEFT_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.

No

VCLEFTS_a546_leftLowOrHighBeamLightCondition

A condition affecting left low beam (dipped beam) or high beam (main beam) functionality has been detected - the left low beam or high beam may be degraded or disabled.

An internal condition affecting the low beam (dipped beam) or high beam (main beam) LEDs, pixels, or the headlamp ECU's LED drivers is detected.

Left low beam (dipped beam) or high beam (main beam) may be partially or fully disabled.

No

VCLEFT_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.

No

VCLEFT_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

VCLEFT_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

VCLEFTS_a568_leftDaytimeRunningLightFault

A condition affecting left daytime running light (DRL) functionality has been detected - the left daytime running light may be degraded or disabled.

An internal condition with the daytime running light (DRL) LEDs or the headlamp ECU's LED driver is detected.

Left daytime running light (DRL) may be partially or fully disabled

No

VCLEFT_a099_PARK_MIA

One or more expected Controller Area Network (CAN) messages from the Park Assist (PARK) electronic control unit (ECU) was not received. Autopark and Summon functions may be unavailable, or their performance may be affected.

An expected CAN message from the Park Assist (PARK) electronic control unit (ECU) has not been received within the expected timeout, or the message drop rate is too high while the park assist ECU is CAN active. The PARK ECU is considered CAN active when VCFRONT_chGoToSleep is 0 AND VCFRONT_parkLVState is LV_ON.

Autopark and Summon functions may be unavailable, or their performance may be affected.

No

VCLEFT_a096_OCS1P_MIA

One or more of the messages the vehicle controller receives periodically from the 1st row passenger occupancy classification system (OCS1P) electronic control unit (ECU) is not received, indicating the OCS1P ECU may be unavailable (MIA).

One or more of the expected messages from the OCS1P ECU is not received.

Vehicle functions that depend on the OCS1P may be unavailable or may not function as expected.

No

VCLEFT_a097_EGGRIGHT3_MIA

One or more of the expected CAN messages from the Etherloop Generalized Gateway Right (Core 3) were not received, indicating the EGGRIGHT3 ECU may be unavailable (MIA).

The local ECU does not receive one or more of the expected messages from the EGGRIGHT3 within the expected time frame.

Vehicle functions that depend on the EGGRIGHT3 may be unavailable or may not function as expected.

No

VCLEFT_a076_BCRPM_MIA

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

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

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

No

VCLEFT_a098_DIR_MIA

One or more of the messages the vehicle controller receives periodically from the rear drive inverter (DIR) electronic control unit (ECU) is not received, indicating the DIR ECU may be unavailable (MIA).

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

Vehicle speed and power may be limited.

No

VCLEFT_a096_HVBATTCON_MIA

One or more of the messages the vehicle controller receives periodically from the High Voltage Battery Management System Controller (HVBATTCON) is not received, indicating the HVBATTCON may be unavailable (MIA).

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

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

No

VCLEFT_a099_EGGREAR1_MIA

One or more of the expected CAN messages from the Etherloop Generalized Gateway Rear (Core 1) were not received, indicating the EGGREAR1 ECU may be unavailable (MIA).

The local ECU does not receive one or more of the expected messages from the EGGREAR1 within the expected time frame.

Vehicle functions that depend on the EGGREAR1 may be unavailable or may not function as expected.

No

VCLEFT_a141_invalidState

The Electronic Parking Brake made an unexpected state transition.

Electronic Parking Brake moved between states that are not marked as having a valid transition.

Logical bug in the software

No

VCLEFT_a095_VCDOORRR_MIA

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

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

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

No

VCLEFT_a107_BMS_MIA

One or more of the messages the vehicle controller receives periodically from the high voltage (HV) Battery Management System (BMS) electronic control unit (ECU) is not received, indicating the BMS ECU may be unavailable (MIA).

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

The vehicle may be unable to drive or charge.

No

VCLEFT_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

VCLEFT_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.

No

VCLEFT_a093_VCSEATP_MIA

One or more of the messages the vehicle controller receives periodically from the front passenger seat controller (VCSEATP) is not received, indicating the VCSEATP may be unavailable (MIA).

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

Front passenger seat features depending on VCSEATP functionality, including seat buckle and heating pad, may be limited or unavailable.

No

VCLEFT_a093_VCDOORFR_MIA

One or more of the messages the vehicle controller receives periodically from the front right door controller (VCDOORFR) is not received, indicating the VCDOORFR may be unavailable (MIA).

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

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

No

Alerts

Alerts