MyTeslaMate App

Signal Name	Description	Condition	Impact
VCLEFT_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.
VCLEFT_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_a084_TPMS_MIA	One or more of the messages the vehicle controller receives periodically from the Tire Pressure Monitoring System (TPMS) electronic control unit (ECU) is not received, indicating the TPMS ECU may be unavailable (MIA).	One or more of the expected messages from the TPMS ECU is not received.	Vehicle functionality depending on the TPMS ECU may be limited or unavailable.
VCLEFT_a085_CCCM_MIA	One or more of the messages the vehicle controller receives periodically from the Center Console Control Module (CCCM) electronic control unit (ECU) is not received, indicating the CCCM ECU may be unavailable (MIA).	One or more of the expected messages from the CCCM ECU is not received.	Vehicle functionality depending on the CCCM ECU may be limited or unavailable.
VCLEFTS_a471_hvacIntakeUncalib	HVAC intake actuator is uncalibrated.	The intake actuator is not calibrated	HVAC performance may be reduced.
VCLEFT_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.
VCLEFT_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.
VCLEFT_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.
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.
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.
VCLEFT_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.
VCLEFT_a146_pmWatchdogResetFailed	Failed to reset PM external watchdog.	PM reset but still updating messages on CAN	PM may continue to produce same errors that triggered the initial reset
VCLEFT_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.
VCLEFT_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.
VCLEFT_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.
VCLEFTP_a092_VCSEATD_MIA	One or more of the expected CAN messages from Driver Seat Controller (VCSEATD) were not received.	A message the local ECU expects to receive from the Driver Seat Controller ECU (VCSEATD) hasn't been received within the expected timeout or the drop rate is too high while the VCSEATD is CAN active. The ECU is considered CAN active when VCFRONT_chGoToSleep is 0.	Seat control functionality may be missing.
VCLEFTP_a103_CP_MIA	One or more of the expected CAN messages from the ChargePort (CP) were not received.	A message the local ECU expects to receive from the ChargePort ECU (CP) hasn't been received within the expected timeout or the drop rate is too high while the CP is CAN active. The ECU is considered CAN active when VCFRONT_hvsGoToSleep is 0 AND VCFRONT_cpLVRequest is LV_ON.	Charging functionality may be missing.
VCLEFTS_a459_thermalFillAndDrive	The thermal system is currently being filled while the vehicle is in drive.	The refrigerant fluid fill/drain routine is run	Powertrain and HVAC performance will be limited
VCLEFTS_a462_hvacBleedUncalib	HVAC bleed actuator is uncalibrated.	The bleed actuator is not calibrated	The airwave control may be disabled
VCLEFTS_a460_hvacBleedFault	HVAC bleed actuator faulted.	The bleed actuator detected a fault (check context data for type of fault)	The heater and the A/C and heater may be disabled

VCLEFT_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.

VCLEFT_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_a084_TPMS_MIA

One or more of the messages the vehicle controller receives periodically from the Tire Pressure Monitoring System (TPMS) electronic control unit (ECU) is not received, indicating the TPMS ECU may be unavailable (MIA).

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

Vehicle functionality depending on the TPMS ECU may be limited or unavailable.

VCLEFT_a085_CCCM_MIA

One or more of the messages the vehicle controller receives periodically from the Center Console Control Module (CCCM) electronic control unit (ECU) is not received, indicating the CCCM ECU may be unavailable (MIA).

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

Vehicle functionality depending on the CCCM ECU may be limited or unavailable.

VCLEFTS_a471_hvacIntakeUncalib

HVAC intake actuator is uncalibrated.

The intake actuator is not calibrated

HVAC performance may be reduced.

VCLEFT_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.

VCLEFT_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.

VCLEFT_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.

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.

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.

VCLEFT_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.

VCLEFT_a146_pmWatchdogResetFailed

Failed to reset PM external watchdog.

PM reset but still updating messages on CAN

PM may continue to produce same errors that triggered the initial reset

VCLEFT_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.

VCLEFT_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.

VCLEFT_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.

VCLEFTP_a092_VCSEATD_MIA

One or more of the expected CAN messages from Driver Seat Controller (VCSEATD) were not received.

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

Seat control functionality may be missing.

VCLEFTP_a103_CP_MIA

One or more of the expected CAN messages from the ChargePort (CP) were not received.

A message the local ECU expects to receive from the ChargePort ECU (CP) hasn't been received within the expected timeout or the drop rate is too high while the CP is CAN active. The ECU is considered CAN active when VCFRONT_hvsGoToSleep is 0 AND VCFRONT_cpLVRequest is LV_ON.

Charging functionality may be missing.

VCLEFTS_a459_thermalFillAndDrive

The thermal system is currently being filled while the vehicle is in drive.

The refrigerant fluid fill/drain routine is run

Powertrain and HVAC performance will be limited

VCLEFTS_a462_hvacBleedUncalib

HVAC bleed actuator is uncalibrated.

The bleed actuator is not calibrated

The airwave control may be disabled

VCLEFTS_a460_hvacBleedFault

HVAC bleed actuator faulted.

The bleed actuator detected a fault (check context data for type of fault)

The heater and the A/C and heater may be disabled

Alerts

Alerts