MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
RADC_a040_wheelSpeedsMIA	DAS_wheelSpeeds not received	Messages missing for more than 3 seconds after radar startup.	Radar functions are disabled and autopilot features will be disabled	No
RADC_a044_steeringWheelAngleErr	A condition prevents successful CANRX (CAN message received) for the steering wheel angle message, relating to a checksum, a counter, or an out-of-bounds signal value.	The steering wheel angle message sent from the driver assistance system (DAS) Electronic Control Unit (ECU) to the radar controller (RADC) ECU is not as expected / as required for the radar to be enabled.	Radar function will be disabled.	No
RADC_a043_inertialSignalsErr	A condition prevents successful CANRX (CAN message received) for the inertial signals message, relating to a checksum, a counter, or an out-of-bounds signal value.	The inertial signals message sent from the driver assistance system (DAS) Electronic Control Unit (ECU) to the radar controller (RADC) ECU is not as expected / as required for the radar to be enabled.	Radar function will be disabled.	No
RADC_a036_carConfigMIA	DAS_carConfig message was not received	Messages missing for more than 3 seconds after radar startup.	Radar functions are disabled and autopilot features will be disabled	No
RADC_a033_sensorNeverAligned	Radar Never Aligned - The radar has never been aligned	Always set on new radars by default.	Radar functions are disabled and autopilot features will be disabled	No
RADC_a031_sensorMisaligned	Radar Misaligned due to radar not seated properly in the bracket, stack up not being in spec, radar target out of spec or not present during the test.	See description	Radar functions are disabled and autopilot features will be disabled.	No
PSFA_a117_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
RADC_a005_ecuEcuMError	The radar circuit (RADC) has detected a condition with the module configuration. RADC may not operate as expected.	RADC detects a condition with the electronic control unit (ECU) module configuration.	The RADC might not operate as expected and may compromise radar-based functionalities on the vehicle.	No
PSFA_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.	No
PSFA_a115_VCRIGHT1_MIA	One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT1) is not received, indicating the VCRIGHT1 may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the VCRIGHT1 within the expected time frame.	Vehicle functions that depend on the VCRIGHT1 may be unavailable or may not function as expected.	No
RADC_a028_rfChipError	ECU internal fault - RF Chip Fault,replace Sensor	N/A.	Radar functions will be disabled.	No
PSFA_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.	Stability and traction control functions may be unavailable, or their performance may be affected.	No
PSFA_a112_EPBL_MIA	One or more of the messages the vehicle controller receives periodically from the left Electronic Park Brake (EPBL) electronic control unit (ECU) is not received, indicating the EPBL ECU may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the EPBL ECU within the expected time frame.	The parking brake may be unavailable or may not function as expected.	No
PSFA_a111_EPBR_MIA	One or more of the messages the vehicle controller receives periodically from the right Electronic Park Brake (EPBR) electronic control unit (ECU) is not received, indicating the EPBR ECU may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the EPBR ECU within the expected time frame.	The parking brake may be unavailable or may not function as expected.	No
PSFA_a110_GTW_MIA	One or more expected Controller Area Network (CAN) messages from the vehicle gateway (GTW) was not received. Vehicle functions that depend on CAN messages from the GTW may be unavailable, or their performance may be affected.	An expected CAN message from the vehicle gateway (GTW) has not been received within the expected timeout, or the message drop rate is too high while the GTW is CAN active.	Vehicle functions that depend on CAN messages from the vehicle gateway (GTW) may be unavailable, or their performance may be affected.	No
PSFA_a109_RCM_MIA	One or more of the messages the vehicle controller receives periodically from the Restraint Control Module (RCM) is not received, indicating the RCM may be unavailable (MIA).	The vehicle controller does not receive one or more of the expected messages from the RCM within the expected time frame.	Vehicle functions that depend on the RCM may be unavailable or may not function as expected.	No
PSFA_a108_DIF_MIA	One or more of the messages the vehicle controller receives periodically from the front drive inverter (DIF) electronic control unit (ECU) is not received, indicating the DIF ECU may be unavailable (MIA).	One or more of the expected messages from the DIF ECU is not received.	Vehicle speed and power may be limited. Thermal management system features depending on DIF functionality may be limited or unavailable.	No
PSFA_a100_CANbus_MIA	More than half of the Electronic Control Units (ECUs) on either the Left CAN (LC) or Right CAN (RC) 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 not operate as expected.	No
PSFA_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
PSFA_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.	No

RADC_a040_wheelSpeedsMIA

DAS_wheelSpeeds not received

Messages missing for more than 3 seconds after radar startup.

Radar functions are disabled and autopilot features will be disabled

No

RADC_a044_steeringWheelAngleErr

A condition prevents successful CANRX (CAN message received) for the steering wheel angle message, relating to a checksum, a counter, or an out-of-bounds signal value.

The steering wheel angle message sent from the driver assistance system (DAS) Electronic Control Unit (ECU) to the radar controller (RADC) ECU is not as expected / as required for the radar to be enabled.

Radar function will be disabled.

No

RADC_a043_inertialSignalsErr

A condition prevents successful CANRX (CAN message received) for the inertial signals message, relating to a checksum, a counter, or an out-of-bounds signal value.

The inertial signals message sent from the driver assistance system (DAS) Electronic Control Unit (ECU) to the radar controller (RADC) ECU is not as expected / as required for the radar to be enabled.

Radar function will be disabled.

No

RADC_a036_carConfigMIA

DAS_carConfig message was not received

Messages missing for more than 3 seconds after radar startup.

Radar functions are disabled and autopilot features will be disabled

No

RADC_a033_sensorNeverAligned

Radar Never Aligned - The radar has never been aligned

Always set on new radars by default.

Radar functions are disabled and autopilot features will be disabled

No

RADC_a031_sensorMisaligned

Radar Misaligned due to radar not seated properly in the bracket, stack up not being in spec, radar target out of spec or not present during the test.

See description

Radar functions are disabled and autopilot features will be disabled.

No

PSFA_a117_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

RADC_a005_ecuEcuMError

The radar circuit (RADC) has detected a condition with the module configuration. RADC may not operate as expected.

RADC detects a condition with the electronic control unit (ECU) module configuration.

The RADC might not operate as expected and may compromise radar-based functionalities on the vehicle.

No

PSFA_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.

No

PSFA_a115_VCRIGHT1_MIA

One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT1) is not received, indicating the VCRIGHT1 may be unavailable (MIA).

The vehicle controller does not receive one or more of the expected messages from the VCRIGHT1 within the expected time frame.

Vehicle functions that depend on the VCRIGHT1 may be unavailable or may not function as expected.

No

RADC_a028_rfChipError

ECU internal fault - RF Chip Fault,replace Sensor

N/A.

Radar functions will be disabled.

No

PSFA_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.

Stability and traction control functions may be unavailable, or their performance may be affected.

No

PSFA_a112_EPBL_MIA

One or more of the messages the vehicle controller receives periodically from the left Electronic Park Brake (EPBL) electronic control unit (ECU) is not received, indicating the EPBL ECU may be unavailable (MIA).

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

The parking brake may be unavailable or may not function as expected.

No

PSFA_a111_EPBR_MIA

One or more of the messages the vehicle controller receives periodically from the right Electronic Park Brake (EPBR) electronic control unit (ECU) is not received, indicating the EPBR ECU may be unavailable (MIA).

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

The parking brake may be unavailable or may not function as expected.

No

PSFA_a110_GTW_MIA

One or more expected Controller Area Network (CAN) messages from the vehicle gateway (GTW) was not received. Vehicle functions that depend on CAN messages from the GTW may be unavailable, or their performance may be affected.

An expected CAN message from the vehicle gateway (GTW) has not been received within the expected timeout, or the message drop rate is too high while the GTW is CAN active.

Vehicle functions that depend on CAN messages from the vehicle gateway (GTW) may be unavailable, or their performance may be affected.

No

PSFA_a109_RCM_MIA

One or more of the messages the vehicle controller receives periodically from the Restraint Control Module (RCM) is not received, indicating the RCM may be unavailable (MIA).

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

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

No

PSFA_a108_DIF_MIA

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

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

Vehicle speed and power may be limited. Thermal management system features depending on DIF functionality may be limited or unavailable.

No

PSFA_a100_CANbus_MIA

More than half of the Electronic Control Units (ECUs) on either the Left CAN (LC) or Right CAN (RC) 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 not operate as expected.

No

PSFA_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

PSFA_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.

No

Alerts

Alerts