MyTeslaMate App

Signal Name	Description	Condition	Impact
DI_a115_exceptionDataAbort2	The Drive Interface (DI) processor has detected an internal exception.	The DI core detects an abort data exception. Alert log signal data provides information on the specific condition(s) detected.	This alert is primarily informational and is used for logging purposes.
DI_a111_sasMIA	Drive Inverter Warning: SAS CAN node MIA.	DI is not receiving required feedback CAN messages from SAS	Unable to monitor SAS state
DI_a110_ppbMIA	Drive Inverter Warning: PPB CAN node MIA.	DI is not receiving required feedback CAN messages from PPB	Unable to monitor PPB state
DI_a110_brakeMIA	The drive interface (DI) electronic control unit (ECU) detects that the electronic parking brake (EPB) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the EPB, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the EPB.
DI_a109_ahbWriteError	The Drive Interface (DI) processor has detected an internal exception. This alert does not on its own indicate a symptom or root cause.	The DI processor detects an exception.	This alert is primarily informational and is used for logging purposes.
DI_a107_trailerBrakeFaulted	The drive interface (DI) electronic control unit (ECU) detects Trailer Brake Control functionality is unavailable.	Trailer brake control is unavailable due to one or more invalid system input(s). Alert log signal data should provide more information on any invalid input(s) detected.	Trailer brake control is not available. The vehicle should be driven with extreme caution.
DI_a105_cpMIA	The drive interface (DI) electronic control unit (ECU) detects that the charge port (CP) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the CP, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the CP.
DI_a104_trailerBrakeBackupState	The drive interface (DI) electronic control unit (ECU) detects Trailer Brake Control functionality may be reduced.	Trailer brake control is in a backup state due to one or more invalid system input(s). Alert log signal data should provide more information on any invalid input(s) detected.	Trailer brake control is in a backup state that mimics a time delay brake controller. Trailer brakes are applied when the driver presses the brake. This can be reduced with the gain. The vehicle should be driven with caution.
DI_a104_proximityIrrational	The charge port (CP) electronic control unit (ECU) reports irrational proximity voltage to the drive interface (DI) electronic control unit (ECU), indicating that the CP latch may not have disengaged.	The CP ECU reports irrational proximity voltage to the DI ECU.	The vehicle cannot enter Drive.
DI_a103_bbMIA	One or more of the messages the Drive Inverter (DI) Electronic Control Unit (ECU) receives periodically from the Decoupled Brake Booster (BB) ECU is not received, indicating the BB ECU may be unavailable (MIA).	One or more of the expected messages from the BB ECU is not received.	Regenerative-friction brake torque blending functionality may be limited or unavailable.
DI_a098_eepromManagerError	The drive interface (DI) electronic control unit (ECU) detects an electrically erasable programmable read-only memory (EEPROM) error. Check for other alerts that may be set as a result.	There are EEPROM record issues, such as corruption, an invalid cyclic redundancy check (CRC), or an invalid record size.	The DI is not able to store any record in EEPROM where the error is located, which impacts functionality on the next boot up.
DI_a097_eepromError	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects an electrically erasable programmable read-only memory (EEPROM) read/write access error. Check for other alerts that may be set as a result.	There are read/write issues to EEPROM.	The DI is not able to store any record in EEPROM where the error is located, which impacts functionality on the next boot up.
DI_a096_memoryError	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a memory check error.	The bootloader cyclic redundancy check (CRC) or application CRC is not expected, or the RAM constants do not match with initialization segment in flash.	The DI processor may reset, and other functionality may be impacted due to memory corruption.
DI_a092_bmsMIA	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the high voltage (HV) battery management system (BMS) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the BMS, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the BMS.
DI_a091_espMIA	The drive interface (DI) electronic control unit (ECU) detects that the electronic stability program (ESP, also known as traction control) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the ESP, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the ESP.
DI_a091_ebsMIA	Drive Inverter Warning: EBS CAN node MIA.	DI is not receiving required feedback CAN messages from EBS	Unable to monitor EBS state
DI_a090_pmMIA	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the pedal monitor (PM) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the PM, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the PM.
DI_a089_sccmMIA	The drive interface (DI) electronic control unit (ECU) detects that the steering column control module (SCCM) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the SCCM, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the SCCM and may be unable to shift gears.
DI_a087_gtwMIA	The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the gateway (GTW) controller area network (CAN) node is missing (MIA).	The DI ECU is not receiving the expected CAN communication from the GTW, and considers it irrational or MIA.	The DI ECU is unable to monitor the state of the GTW.
DI_a086_dpbMIA	One or more of the messages the Drive Inverter (DI) Electronic Control Unit (ECU) receives periodically from the Decoupled Power Brake (DPB) ECU is not received, indicating the DPB ECU may be unavailable (MIA).	One or more of the expected messages from the DPB ECU is not received.	There is no communication between the DPB and DI ECUs. This may impact traction and vehicle dynamics control performance. The vehicle should be driven with extreme caution if the traction or vehicle dynamics control systems are faulted.

DI_a115_exceptionDataAbort2

The Drive Interface (DI) processor has detected an internal exception.

The DI core detects an abort data exception. Alert log signal data provides information on the specific condition(s) detected.

This alert is primarily informational and is used for logging purposes.

DI_a111_sasMIA

Drive Inverter Warning: SAS CAN node MIA.

DI is not receiving required feedback CAN messages from SAS

Unable to monitor SAS state

DI_a110_ppbMIA

Drive Inverter Warning: PPB CAN node MIA.

DI is not receiving required feedback CAN messages from PPB

Unable to monitor PPB state

DI_a110_brakeMIA

The drive interface (DI) electronic control unit (ECU) detects that the electronic parking brake (EPB) controller area network (CAN) node is missing (MIA).

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

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

DI_a109_ahbWriteError

The Drive Interface (DI) processor has detected an internal exception. This alert does not on its own indicate a symptom or root cause.

The DI processor detects an exception.

This alert is primarily informational and is used for logging purposes.

DI_a107_trailerBrakeFaulted

The drive interface (DI) electronic control unit (ECU) detects Trailer Brake Control functionality is unavailable.

Trailer brake control is unavailable due to one or more invalid system input(s). Alert log signal data should provide more information on any invalid input(s) detected.

Trailer brake control is not available. The vehicle should be driven with extreme caution.

DI_a105_cpMIA

The drive interface (DI) electronic control unit (ECU) detects that the charge port (CP) controller area network (CAN) node is missing (MIA).

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

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

DI_a104_trailerBrakeBackupState

The drive interface (DI) electronic control unit (ECU) detects Trailer Brake Control functionality may be reduced.

Trailer brake control is in a backup state due to one or more invalid system input(s). Alert log signal data should provide more information on any invalid input(s) detected.

Trailer brake control is in a backup state that mimics a time delay brake controller. Trailer brakes are applied when the driver presses the brake. This can be reduced with the gain. The vehicle should be driven with caution.

DI_a104_proximityIrrational

The charge port (CP) electronic control unit (ECU) reports irrational proximity voltage to the drive interface (DI) electronic control unit (ECU), indicating that the CP latch may not have disengaged.

The CP ECU reports irrational proximity voltage to the DI ECU.

The vehicle cannot enter Drive.

DI_a103_bbMIA

One or more of the messages the Drive Inverter (DI) Electronic Control Unit (ECU) receives periodically from the Decoupled Brake Booster (BB) ECU is not received, indicating the BB ECU may be unavailable (MIA).

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

Regenerative-friction brake torque blending functionality may be limited or unavailable.

DI_a098_eepromManagerError

The drive interface (DI) electronic control unit (ECU) detects an electrically erasable programmable read-only memory (EEPROM) error. Check for other alerts that may be set as a result.

There are EEPROM record issues, such as corruption, an invalid cyclic redundancy check (CRC), or an invalid record size.

The DI is not able to store any record in EEPROM where the error is located, which impacts functionality on the next boot up.

DI_a097_eepromError

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects an electrically erasable programmable read-only memory (EEPROM) read/write access error. Check for other alerts that may be set as a result.

There are read/write issues to EEPROM.

The DI is not able to store any record in EEPROM where the error is located, which impacts functionality on the next boot up.

DI_a096_memoryError

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a memory check error.

The bootloader cyclic redundancy check (CRC) or application CRC is not expected, or the RAM constants do not match with initialization segment in flash.

The DI processor may reset, and other functionality may be impacted due to memory corruption.

DI_a092_bmsMIA

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the high voltage (HV) battery management system (BMS) controller area network (CAN) node is missing (MIA).

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

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

DI_a091_espMIA

The drive interface (DI) electronic control unit (ECU) detects that the electronic stability program (ESP, also known as traction control) controller area network (CAN) node is missing (MIA).

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

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

DI_a091_ebsMIA

Drive Inverter Warning: EBS CAN node MIA.

DI is not receiving required feedback CAN messages from EBS

Unable to monitor EBS state

DI_a090_pmMIA

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the pedal monitor (PM) controller area network (CAN) node is missing (MIA).

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

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

DI_a089_sccmMIA

The drive interface (DI) electronic control unit (ECU) detects that the steering column control module (SCCM) controller area network (CAN) node is missing (MIA).

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

The DI ECU is unable to monitor the state of the SCCM and may be unable to shift gears.

DI_a087_gtwMIA

The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the gateway (GTW) controller area network (CAN) node is missing (MIA).

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

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

DI_a086_dpbMIA

One or more of the messages the Drive Inverter (DI) Electronic Control Unit (ECU) receives periodically from the Decoupled Power Brake (DPB) ECU is not received, indicating the DPB ECU may be unavailable (MIA).

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

There is no communication between the DPB and DI ECUs. This may impact traction and vehicle dynamics control performance. The vehicle should be driven with extreme caution if the traction or vehicle dynamics control systems are faulted.

Alerts

Alerts