MyTeslaMate App

Signal Name	Description	Condition	Impact
RSAM_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.
RSAM_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.
RSAM_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.
RSAM_a072_PEPS_MIA	One or more of the messages the vehicle controller receives periodically from the Primary Electric Power Steering (PEPS) electronic control unit (ECU) is not received, indicating the PEPS ECU may be unavailable (MIA).	One or more of the expected messages from the PEPS ECU is not received.	Power steering may be limited or unavailable.
RSAM_a071_SEPS_MIA	One or more of the messages the vehicle controller receives periodically from the Secondary Electric Power Steering (SEPS) electronic control unit (ECU) is not received, indicating the SEPS ECU may be unavailable (MIA).	One or more of the expected messages from the SEPS ECU is not received.	Power steering may be limited or unavailable.
RSAM_a070_SSFA_MIA	One or more of the messages the vehicle controller receives periodically from the Secondary Steering Feedback Actuator (SSFA) electronic control unit (ECU) is not received, indicating the SSFA ECU may be unavailable (MIA).	One or more of the expected messages from the SSFA ECU is not received.	Steering wheel feedback functionality may be limited or unavailable.
SCCM_a011_angleHallSensorError	Sensor chip 1 or 2 detects a condition affecting functionality. Steering may not operate as expected.	Sensor chip 1 or 2 detects a condition affecting steering functionality.	Steering functionality may not operate as expected.
SCCM_a012_spiBitErrors	Bit errors are detected in the internal bus messages between microcontroller and Hall sensors. Steering may not operate as expected.	Bit errors are detected in the serial peripheral interface (SPI) messages between microcontroller and Hall sensors.	Steering functionality may not operate as expected.
RSAM_a069_PSFA_MIA	One or more of the messages the vehicle controller receives periodically from the Primary Steering Feedback Actuator (PSFA) electronic control unit (ECU) is not received, indicating the PSFA ECU may be unavailable (MIA).	One or more of the expected messages from the PSFA ECU is not received.	Steering wheel feedback functionality may be limited or unavailable.
RSAM_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.
RSAM_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.
RSAM_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.
RSAM_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.
RCU_a056_redundantControllerIsMaster	The Redundant Control Unit (RCU) is the master hydraulic brake controller.	The IDB_boosterStatus signal has indicated that the Integrated Dynamic Brake (IDB) is unable to generate hydraulic brake pressure.	The Redundant Control Unit will provide brake boost when the driver applies the brake pedal. This will result higher than normal brake pedal forces being required to achieve a given vehicle deceleration in addition to vibrating noises when the pedal is pressed.
SCCM_a013_voltageHigh	Steering Column Control Module (SCCM) steering stalk module input power supply detected above 17.3V for 15 seconds.	SCCM steering stalk module input power supply detected above 17.3V for 15 seconds.	Alert is primarily informational and used for logging purposes.
SCCM_a013_watchdogReset	An internal control unit reset and a condition affecting functionality are detected. Steering may not operate as expected.	Steering Column Control Module (SCCM) detects an internal control unit reset and a condition affecting functionality after watchdog reset.	Steering functionality may not operate as expected.
SCCM_a014_PLLLossOfLock	The lock of the phase-locked loop (PLL) is lost. Steering may not operate as expected.	PLL lock has been lost.	Steering functionality may not operate as expected.
SCCM_a014_voltageLow	Steering Column Control Module (SCCM) steering stalk module input power supply detected below 7.1V for 15 seconds.	SCCM steering stalk module input power supply detected below 7.1V for 15 seconds.	Alert is primarily informational and used for logging purposes.
SCCM_a015_hardwareError	Steering Column Control Module (SCCM) steering stalk module hardware issue is detected.	SCCM steering stalk module hardware issue is detected.	SCCM may not operate as expected.
SCCM_a016_hardwareError	Steering Column Control Module (SCCM) steering stalk module hardware error detected.	SCCM steering stalk module hardware error detected.	SCCM may not operate as expected.

RSAM_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.

RSAM_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.

RSAM_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.

RSAM_a072_PEPS_MIA

One or more of the messages the vehicle controller receives periodically from the Primary Electric Power Steering (PEPS) electronic control unit (ECU) is not received, indicating the PEPS ECU may be unavailable (MIA).

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

Power steering may be limited or unavailable.

RSAM_a071_SEPS_MIA

One or more of the messages the vehicle controller receives periodically from the Secondary Electric Power Steering (SEPS) electronic control unit (ECU) is not received, indicating the SEPS ECU may be unavailable (MIA).

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

Power steering may be limited or unavailable.

RSAM_a070_SSFA_MIA

One or more of the messages the vehicle controller receives periodically from the Secondary Steering Feedback Actuator (SSFA) electronic control unit (ECU) is not received, indicating the SSFA ECU may be unavailable (MIA).

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

Steering wheel feedback functionality may be limited or unavailable.

SCCM_a011_angleHallSensorError

Sensor chip 1 or 2 detects a condition affecting functionality. Steering may not operate as expected.

Sensor chip 1 or 2 detects a condition affecting steering functionality.

Steering functionality may not operate as expected.

SCCM_a012_spiBitErrors

Bit errors are detected in the internal bus messages between microcontroller and Hall sensors. Steering may not operate as expected.

Bit errors are detected in the serial peripheral interface (SPI) messages between microcontroller and Hall sensors.

Steering functionality may not operate as expected.

RSAM_a069_PSFA_MIA

One or more of the messages the vehicle controller receives periodically from the Primary Steering Feedback Actuator (PSFA) electronic control unit (ECU) is not received, indicating the PSFA ECU may be unavailable (MIA).

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

Steering wheel feedback functionality may be limited or unavailable.

RSAM_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.

RSAM_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.

RSAM_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.

RSAM_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.

RCU_a056_redundantControllerIsMaster

The Redundant Control Unit (RCU) is the master hydraulic brake controller.

The IDB_boosterStatus signal has indicated that the Integrated Dynamic Brake (IDB) is unable to generate hydraulic brake pressure.

The Redundant Control Unit will provide brake boost when the driver applies the brake pedal. This will result higher than normal brake pedal forces being required to achieve a given vehicle deceleration in addition to vibrating noises when the pedal is pressed.

SCCM_a013_voltageHigh

Steering Column Control Module (SCCM) steering stalk module input power supply detected above 17.3V for 15 seconds.

SCCM steering stalk module input power supply detected above 17.3V for 15 seconds.

Alert is primarily informational and used for logging purposes.

SCCM_a013_watchdogReset

An internal control unit reset and a condition affecting functionality are detected. Steering may not operate as expected.

Steering Column Control Module (SCCM) detects an internal control unit reset and a condition affecting functionality after watchdog reset.

Steering functionality may not operate as expected.

SCCM_a014_PLLLossOfLock

The lock of the phase-locked loop (PLL) is lost. Steering may not operate as expected.

PLL lock has been lost.

Steering functionality may not operate as expected.

SCCM_a014_voltageLow

Steering Column Control Module (SCCM) steering stalk module input power supply detected below 7.1V for 15 seconds.

SCCM steering stalk module input power supply detected below 7.1V for 15 seconds.

Alert is primarily informational and used for logging purposes.

SCCM_a015_hardwareError

Steering Column Control Module (SCCM) steering stalk module hardware issue is detected.

SCCM steering stalk module hardware issue is detected.

SCCM may not operate as expected.

SCCM_a016_hardwareError

Steering Column Control Module (SCCM) steering stalk module hardware error detected.

SCCM steering stalk module hardware error detected.

SCCM may not operate as expected.

Alerts

Alerts