MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
USM_a136_s6ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a140_s10ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_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.	No
VCBATT_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.	No
USM_a141_s11ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a146_s4HwError	Alert indicating that there has been a hardware issue related to the sensor	When the hardware error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a131_s1ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a132_s2ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a100_CANbus_MIA	More than half of the ECUs on a either the VEH or PARTY bus are missing more than half their messages while the bus should be active	If 50% or more of the ECUs the local ECUs listens to are MIA, and the local ECU receives from more than 3 ECUs on this bus. An ECU is MIA if more than 50% of its messages are MIA and that ECU is considered CAN active (see specific ECU's MIA alert for CAN active conditions).	Vehicle functionality may be degraded.	No
USM_a133_s3ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a134_s4ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_a147_s5HwError	Alert indicating that there has been a hardware issue related to the sensor	When the hardware error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
VCBATT_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.	No
VCBATT_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.	No
VCBATT_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
USM_a135_s5ComError	Alert indicating that there has been a communication issue related to the sensor	When the communication error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
USM_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.	No
USM_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.	No
USM_a148_s6HwError	Alert indicating that there has been a hardware issue related to the sensor	When the hardware error bit is set by the sensor	Sensor function will be impaired, park assist features will be disabled.	No
VCBATT_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.	No

USM_a136_s6ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a140_s10ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_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.

No

VCBATT_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.

No

USM_a141_s11ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a146_s4HwError

Alert indicating that there has been a hardware issue related to the sensor

When the hardware error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a131_s1ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a132_s2ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a100_CANbus_MIA

More than half of the ECUs on a either the VEH or PARTY bus are missing more than half their messages while the bus should be active

If 50% or more of the ECUs the local ECUs listens to are MIA, and the local ECU receives from more than 3 ECUs on this bus. An ECU is MIA if more than 50% of its messages are MIA and that ECU is considered CAN active (see specific ECU's MIA alert for CAN active conditions).

Vehicle functionality may be degraded.

No

USM_a133_s3ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a134_s4ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_a147_s5HwError

Alert indicating that there has been a hardware issue related to the sensor

When the hardware error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

VCBATT_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.

No

VCBATT_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.

No

VCBATT_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

USM_a135_s5ComError

Alert indicating that there has been a communication issue related to the sensor

When the communication error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

USM_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.

No

USM_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.

No

USM_a148_s6HwError

Alert indicating that there has been a hardware issue related to the sensor

When the hardware error bit is set by the sensor

Sensor function will be impaired, park assist features will be disabled.

No

VCBATT_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.

No

Alerts

Alerts