MyTeslaMate App

Signal Name	Description	Condition	Impact
DIREL_a152_linError	The Drive Inverter (DIx) Electronic Control Unit (ECU) has detected an error communicating with the Local Interconnect Network (LIN).	The DIx ECU has detected an error communicating with LIN. The DIx LIN node(s) or LIN signal-carrying wire may have a condition affecting functionality.	DIx and the oil pump communicate through LIN. DIx may not communicate with the oil pump as expected.
DIREL_a150_busVD	The High Voltage (HV) bus has measured a voltage drop in the HV battery pack. The Drive Inverter (DIx) may not operate as expected.	The HV bus has measured a voltage drop in the HV battery pack. DIx may not operate as expected.	DIx may not operate as expected. Drive torque may be restricted.
DIREL_a149_oilPumpScavengeFail	Drive Inverter Warning: Oil pump failure.	Loss of communication or power to oil pump, or persistent oil pump motor stall or fault occurred	Initiates reduced drive unit performance and a speed limit on the vehicle, due to reduced gear lubrication and motor cooling
DIREL_a149_oilPumpFailure	Drive Inverter Warning: Oil pump failure.	Loss of communication or power to oil pump, persistent oil pump motor stall occurred, or persistent condition affecting oil pump functionality detected	Initiates reduced drive unit performance and a speed limit on the vehicle, due to reduced gear lubrication and motor cooling
DIREL_a147_highTorqueWearLimit	The Drive Inverter (DIx) has detected a quantity of torque production that indicates Drive Unit wear.	DIx has detected a quantity of torque production that indicates Drive Unit wear.	The Drive Unit may have wear resulting from torque production. The vehicle may enter launch mode torque.
DIREL_a145_vcleftMIA	The drive inverter (DIx) electronic control unit (ECU) detects that the left vehicle controller (VCLEFT) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the VCLEFT, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the VCLEFT.
DIREL_a144_configMismatch	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a Gateway configuration mismatch with the application currently running on the DI.	Set if any of the checked gateway config is not as expected.	The vehicle enters system limp mode and is unable to enter Drive.
DIREL_a140_eggright3MIA	The drive inverter (DIx) electronic control unit (ECU) detects that the Etherloop Generalized Gateway Right (EGGRIGHT3) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the EGGRIGHT3, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the EGGRIGHT3.
DIREL_a136_spiError	The Drive Inverter (DIx) has detected an error communicating with the Serial Peripheral Interface (SPI), which monitors the pedal monitor.	DIx has detected an error communicating with SPI, which monitors the pedal monitor. There may be a condition affecting SPI.	DIx may not be able to receive data from the Pedal Monitor. The vehicle's drive cycle may not function as expected.
DIREL_a134_wheelSpeedIrrational	The drive interface (DI) electronic control unit (ECU) receives irrational or missing data from a wheel speed sensor (WSS).	The DI ECU receives irrational or no data from the WSS.	This alert is primarily informational. If it persists, traction control may become unavailable.
DIREL_a133_capacitorOT	The Drive Inverter (DIx) has detected the capacitor is over temperature.	DIx has detected the capacitor is over temperature. The pack contactors may have a condition affecting functionality.	The flow of current between the capacitors and DIx may not function as expected.
DIREL_a127_gracefulPowerOff	Drive Unit Graceful Power Off (GPO) has been triggered. The Drive Unit will lose current input from the High Voltage (HV) battery.	Drive Unit GPO has been triggered. The Drive Unit will lose current input from the HV battery.	The Drive Unit will ramp down all torque production. The Drive Unit may not function as expected.
DIREL_a126_limpMode	Drive Inverter Warning: Unit limp mode triggered.	Abnormal condition detected within drive unit subsystem. Look at limpReason in alert for exact trigger.	Drive system performance severely reduced (torque/power limited)
DIREL_a123_lossMotorControl	Drive Inverter Warning: Loss of motor control.	Motors are not responding to DI commands	Unable to produce torque/power from drive unit
DIREL_a119_hvpMIA	The drive interface (DI) electronic control unit (ECU) detects that the high voltage processor (HVP) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the HVP, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the HVP, and active discharge may turn on.
DIREL_a117_diMIA	The Drive Inverter (DIx) node is Missing in Action (MIA) on Controller Area Network (CAN) for one or more messages.	The DIx node is MIA on CAN for one or more messages. The DIx node or DIx may have a condition affecting functionality.	DIx may not be able to communicate with the High Voltage Processor (HVP).
DIREL_a116_highSpeedWearCounter	Drive Inverter Warning: High Speed Wear Counter Exceeded.	Number of qualified high speed events above allowed threshold	Silent alert to track mechanical wear
DIREL_a113_noFuncHeatsinkSensor	The three Drive Inverter (DIx) heat sink sensors are not functioning. The DIx heat sink sensors monitor temperature in the motor and fluid port.	The three DIx heat sink sensors are not functioning. The DIx heat sink sensors may have a condition affecting functionality.	Since it cannot detect temperature as expected, DIx may limit power output to an operational level. Drive Unit performance may be impacted.
DIREL_a112_noPhaseCurrent	The Drive Inverter (DIx) Electronic Control Unit (ECU) detects no phase current.	The DIx ECU detects no phase current. The phase lugs, stator, rotor, or DIx may have a condition affecting functionality.	Without phase current, DIx cannot produce motor torque to rotate the wheels. The vehicle's drive cycle may not function as expected, or at all.
DIREL_a111_badPhaseSensorCalib	The Drive Inverter (DIx) Electrically Erasable Programmable Read-Only Memory (EEPROM) has reported phase sensor calibration is outside valid range.	The DIx EEPROM has reported phase sensor calibration is outside valid range.	This alert is primarily for logging purposes and appears in conjunction with other alerts.

DIREL_a152_linError

The Drive Inverter (DIx) Electronic Control Unit (ECU) has detected an error communicating with the Local Interconnect Network (LIN).

The DIx ECU has detected an error communicating with LIN. The DIx LIN node(s) or LIN signal-carrying wire may have a condition affecting functionality.

DIx and the oil pump communicate through LIN. DIx may not communicate with the oil pump as expected.

DIREL_a150_busVD

The High Voltage (HV) bus has measured a voltage drop in the HV battery pack. The Drive Inverter (DIx) may not operate as expected.

The HV bus has measured a voltage drop in the HV battery pack. DIx may not operate as expected.

DIx may not operate as expected. Drive torque may be restricted.

DIREL_a149_oilPumpScavengeFail

Drive Inverter Warning: Oil pump failure.

Loss of communication or power to oil pump, or persistent oil pump motor stall or fault occurred

Initiates reduced drive unit performance and a speed limit on the vehicle, due to reduced gear lubrication and motor cooling

DIREL_a149_oilPumpFailure

Drive Inverter Warning: Oil pump failure.

Loss of communication or power to oil pump, persistent oil pump motor stall occurred, or persistent condition affecting oil pump functionality detected

Initiates reduced drive unit performance and a speed limit on the vehicle, due to reduced gear lubrication and motor cooling

DIREL_a147_highTorqueWearLimit

The Drive Inverter (DIx) has detected a quantity of torque production that indicates Drive Unit wear.

DIx has detected a quantity of torque production that indicates Drive Unit wear.

The Drive Unit may have wear resulting from torque production. The vehicle may enter launch mode torque.

DIREL_a145_vcleftMIA

The drive inverter (DIx) electronic control unit (ECU) detects that the left vehicle controller (VCLEFT) controller area network (CAN) node is missing (MIA).

The DI ECU is not receiving the expected CAN communication from the VCLEFT, and considers it irrational or MIA.

The DI ECU is unable to monitor the state of the VCLEFT.

DIREL_a144_configMismatch

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a Gateway configuration mismatch with the application currently running on the DI.

Set if any of the checked gateway config is not as expected.

The vehicle enters system limp mode and is unable to enter Drive.

DIREL_a140_eggright3MIA

The drive inverter (DIx) electronic control unit (ECU) detects that the Etherloop Generalized Gateway Right (EGGRIGHT3) controller area network (CAN) node is missing (MIA).

The DI ECU is not receiving the expected CAN communication from the EGGRIGHT3, and considers it irrational or MIA.

The DI ECU is unable to monitor the state of the EGGRIGHT3.

DIREL_a136_spiError

The Drive Inverter (DIx) has detected an error communicating with the Serial Peripheral Interface (SPI), which monitors the pedal monitor.

DIx has detected an error communicating with SPI, which monitors the pedal monitor. There may be a condition affecting SPI.

DIx may not be able to receive data from the Pedal Monitor. The vehicle's drive cycle may not function as expected.

DIREL_a134_wheelSpeedIrrational

The drive interface (DI) electronic control unit (ECU) receives irrational or missing data from a wheel speed sensor (WSS).

The DI ECU receives irrational or no data from the WSS.

This alert is primarily informational. If it persists, traction control may become unavailable.

DIREL_a133_capacitorOT

The Drive Inverter (DIx) has detected the capacitor is over temperature.

DIx has detected the capacitor is over temperature. The pack contactors may have a condition affecting functionality.

The flow of current between the capacitors and DIx may not function as expected.

DIREL_a127_gracefulPowerOff

Drive Unit Graceful Power Off (GPO) has been triggered. The Drive Unit will lose current input from the High Voltage (HV) battery.

Drive Unit GPO has been triggered. The Drive Unit will lose current input from the HV battery.

The Drive Unit will ramp down all torque production. The Drive Unit may not function as expected.

DIREL_a126_limpMode

Drive Inverter Warning: Unit limp mode triggered.

Abnormal condition detected within drive unit subsystem. Look at limpReason in alert for exact trigger.

Drive system performance severely reduced (torque/power limited)

DIREL_a123_lossMotorControl

Drive Inverter Warning: Loss of motor control.

Motors are not responding to DI commands

Unable to produce torque/power from drive unit

DIREL_a119_hvpMIA

The drive interface (DI) electronic control unit (ECU) detects that the high voltage processor (HVP) controller area network (CAN) node is missing (MIA).

The DI ECU is not receiving the expected CAN communication from the HVP, and considers it irrational or MIA.

The DI ECU is unable to monitor the state of the HVP, and active discharge may turn on.

DIREL_a117_diMIA

The Drive Inverter (DIx) node is Missing in Action (MIA) on Controller Area Network (CAN) for one or more messages.

The DIx node is MIA on CAN for one or more messages. The DIx node or DIx may have a condition affecting functionality.

DIx may not be able to communicate with the High Voltage Processor (HVP).

DIREL_a116_highSpeedWearCounter

Drive Inverter Warning: High Speed Wear Counter Exceeded.

Number of qualified high speed events above allowed threshold

Silent alert to track mechanical wear

DIREL_a113_noFuncHeatsinkSensor

The three Drive Inverter (DIx) heat sink sensors are not functioning. The DIx heat sink sensors monitor temperature in the motor and fluid port.

The three DIx heat sink sensors are not functioning. The DIx heat sink sensors may have a condition affecting functionality.

Since it cannot detect temperature as expected, DIx may limit power output to an operational level. Drive Unit performance may be impacted.

DIREL_a112_noPhaseCurrent

The Drive Inverter (DIx) Electronic Control Unit (ECU) detects no phase current.

The DIx ECU detects no phase current. The phase lugs, stator, rotor, or DIx may have a condition affecting functionality.

Without phase current, DIx cannot produce motor torque to rotate the wheels. The vehicle's drive cycle may not function as expected, or at all.

DIREL_a111_badPhaseSensorCalib

The Drive Inverter (DIx) Electrically Erasable Programmable Read-Only Memory (EEPROM) has reported phase sensor calibration is outside valid range.

The DIx EEPROM has reported phase sensor calibration is outside valid range.

This alert is primarily for logging purposes and appears in conjunction with other alerts.

Alerts

Alerts