MyTeslaMate App

Signal Name	Description	Condition	Impact
VCTPMS_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.
VCTPMS_a002_PowerLossReset	Warns if the processor has experienced a reset due to power loss.	Sudden power loss.	Controller is MIA for some time.
VCSUPER_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.
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_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.
VCTPMS_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.
VCSUPER_a107_ICR_MIA	One or more expected controller area network (CAN) messages from the interior cabin radar (ICR) electronic control unit (ECU) was not received.	An expected CAN message from the ICR ECU has not been received within the expected timeout, or the CAN message drop rate is too high while the ICR is CAN active.	Intrusion alarm functionality may be missing.
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.
VCSEC_a447_frontLeftEndpointLostComm	The security controller did not receive event for more than 10 seconds from the front left endpoint.	The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.	Phone key will not work.
VCSUPER_a116_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.
VCSUPER_a138_refrigSuctTempSns	The vehicle controller detects the refrigerant suction temperature sensor is experiencing an electrical condition (short or disconnect).	The refrigerant suction temperature sensor reads a power rail or ground reference voltage.	Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.
VCSUPER_a139_refrigSuctPresSns	The vehicle controller detects the refrigerant suction pressure sensor is experiencing an electrical condition (short or disconnect).	The refrigerant suction pressure sensor reads a power rail or ground reference voltage.	Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.
VCSUPER_a210_coolantValveCalib	The vehicle controller detects the coolant valve has encountered a calibration error.	During calibration, the coolant valve is unable to meet the calibration target positions.	Powertrain performance may be limited.
VCSUPER_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.
VCSUPER_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.
VCSUPER_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.
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.
VCSUPER_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.
VCSUPER_a141_coolantTempBatSns	The vehicle controller detects the battery coolant loop inlet temperature sensor is experiencing an electrical condition (short or disconnect).	The battery coolant loop inlet temperature sensor reads a power rail or ground reference voltage.	Powertrain performance may be limited.
VCSUPER_a159_coolantValveFault	The coolant valve has stalled while trying to reach a specific angle target. Cabin HVAC / climate control cooling (air conditioning) may be limited and drive power may be reduced.	Coolant valve has stalled when attempting to reach an angle target.	Cabin HVAC / climate control cooling (air conditioning) may be limited. Drive power may also be limited due to low coolant flow, and a separate alert will be present to indicate this condition.

VCTPMS_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.

VCTPMS_a002_PowerLossReset

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

Sudden power loss.

Controller is MIA for some time.

VCSUPER_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.

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_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.

VCTPMS_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.

VCSUPER_a107_ICR_MIA

One or more expected controller area network (CAN) messages from the interior cabin radar (ICR) electronic control unit (ECU) was not received.

An expected CAN message from the ICR ECU has not been received within the expected timeout, or the CAN message drop rate is too high while the ICR is CAN active.

Intrusion alarm functionality may be missing.

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.

VCSEC_a447_frontLeftEndpointLostComm

The security controller did not receive event for more than 10 seconds from the front left endpoint.

The security does not hear any response when requesting an event from an endpoint for more than 10 seconds.

Phone key will not work.

VCSUPER_a116_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.

VCSUPER_a138_refrigSuctTempSns

The vehicle controller detects the refrigerant suction temperature sensor is experiencing an electrical condition (short or disconnect).

The refrigerant suction temperature sensor reads a power rail or ground reference voltage.

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

VCSUPER_a139_refrigSuctPresSns

The vehicle controller detects the refrigerant suction pressure sensor is experiencing an electrical condition (short or disconnect).

The refrigerant suction pressure sensor reads a power rail or ground reference voltage.

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

VCSUPER_a210_coolantValveCalib

The vehicle controller detects the coolant valve has encountered a calibration error.

During calibration, the coolant valve is unable to meet the calibration target positions.

Powertrain performance may be limited.

VCSUPER_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.

VCSUPER_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.

VCSUPER_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.

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.

VCSUPER_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.

VCSUPER_a141_coolantTempBatSns

The vehicle controller detects the battery coolant loop inlet temperature sensor is experiencing an electrical condition (short or disconnect).

The battery coolant loop inlet temperature sensor reads a power rail or ground reference voltage.

Powertrain performance may be limited.

VCSUPER_a159_coolantValveFault

The coolant valve has stalled while trying to reach a specific angle target. Cabin HVAC / climate control cooling (air conditioning) may be limited and drive power may be reduced.

Coolant valve has stalled when attempting to reach an angle target.

Cabin HVAC / climate control cooling (air conditioning) may be limited. Drive power may also be limited due to low coolant flow, and a separate alert will be present to indicate this condition.

Alerts

Alerts