MyTeslaMate App

Signal Name	Description	Condition	Impact	Important
CP_w078_latchNotDisengagedCold	The charge port (CP) electronic control unit (ECU) detects that the latch is not disengaged when it is expected to be disengaged, and may be frozen.	The CP ECU detects that the CP latch is not disengaged after the vehicle is driven with the latch disengaged and cold weather mode is active.	The CP latch is frozen in the engaged state, blocking cable insertion and removal.	No
CP_w110_thermalVelocityHigh	The charge port (CP) electronic control unit (ECU) detects an unexpected rapid rise in temperature.	The CP ECU detects that thermal velocity, which is calculated each minute, exceeds the expected increase rate of temperature.	DC charging is terminated and is blocked until the charge cable is disconnected.	No
CP_w108_chademoOvertempFault	The CHAdeMO adapter reports a temperature at which charging should stop.	The CHAdeMO adapter reports a temperature that is too high to continue charging.	Charging is unavailable.	No
CP_w084_proxPeDisconnected_gb	The charge port (CP) electronic control unit (ECU) detects that the GB DC or AC protective earth (PE) busbar is missing.	The CP ECU detects that GB AC proximity voltage is greater than 4.75V for more than 100ms.	GB DC charging does not start.	No
CP_w085_dcPinTempFaulted	The charge port inlet pin temperature has reached an unacceptable level (greatly exceeds normal operating range), causing DC charging to stop.	The charge port inlet pin temperature reaches a level where it is unacceptable to continue DC charging (temperature detected greatly exceeds normal operating range).	DC charging will be interrupted and remain unavailable until a charge cable cycle occurs (disconnect and reconnect) and the charge port inlet pin temperature returns to normal operating range.	No
CP_w086_dcPinTempIrrational	The charge port (CP) electronic control unit (ECU) detects an open circuit on the DC pin thermistor.	The CP ECU detects that the DC pin temperature is less than the open circuit threshold for more than 1 second.	DC charging does not start.	No
CP_w107_chademoFoldbackActive	The CHAdeMO adapter reports a temperature at which charging should begin to fold back.	The CHAdeMO adapter reports a temperature above the limit for steady state operation.	Charging speed is reduced.	No
CP_w103_proximityPeDisconnected	The charge port (CP) electronic control unit (ECU) detects that the protective earth connection may be missing.	The CP ECU detects proximity voltage greater than 4.75V for more than 100ms.	Charging does not start.	No
CP_w089_plcConfigMismatch	The charge port (CP) electronic control unit (ECU) detects that the Gateway (GTW) configuration for power line communication (PLC) does not match the CP ECU hardware configuration.	The CP ECU detects that the GTW PLC support type does not match the CP ECU hardware configuration.	The GTW may be unable to update the PLC modem during firmware updates.	No
CP_w101_wcFoldbackActive	The Gen 2 Wall Connector reports a temperature high enough that AC charging should begin to fold back.	The Gen 2 Wall Connector reports a temperature greater than 80 degrees C.	AC charging speed is reduced.	No
CP_w100_inletHarnessIdIrrational	The charge port (CP) electronic control unit (ECU) detects unexpected voltage at the inlet harness identifier pins or is unable to identify the type of inlet harness.	The CP ECU detects unexpected voltage at the inlet harness identifier pins or is unable identify the type of inlet harness.	No expected impact on vehicle functionality. Other alert(s) indicating a specific condition affecting charging functionality may be present.	No
CP_w099_cableStateUnknown	The charge port (CP) electronic control unit (ECU) is unable to confirm the state of the charging cable.	The CP ECU is unable to determine the state of the charge cable based on proximity and pilot circuits.	Charging may not start or may be interrupted. Before entering drive, confirm the charge cable is not connected to the vehicle.	No
CP_w094_inductiveResetSuccessful	The charge port (CP) electronic control unit (ECU) detects communication between the CP ECU and the inductive sensor was successfully recovered via a reset.	Communication between the CP ECU and the inductive sensor is restored after a reset.	This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.	No
CP_w093_modemLoadedWithReset	The power line communication (PLC) modem successfully booted its application but first required the charge port (CP) electronic control unit (ECU) to reset.	The PLC modem application responds to a request from the CP ECU, but the CP ECU had to reset the PLC modem first because the first load attempt was unsuccessful.	This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.	No
CP_w092_modemAppLoadFailed	The Power Line Communication (PLC) modem application for the Charge Port (CP) electronic control unit (ECU) does not load after a maximum number of automatic retries. DC fast charging will be unavailable at Combined Charging System (CCS) charge stations.	The Power Line Communication (PLC) modem application does not load after multiple consecutive attempts / maximum number of retries.	DC fast charging will be unavailable at Combined Charging System (CCS) charge stations.	No
CP_w091_wrongSuperchargerHandle	The charge port (CP) electronic control unit (ECU) on a combined charging system (CCS) vehicle detects a Supercharger communicating via single-wire controller area network (SWCAN).	The CP ECU on a vehicle with a CCS CP detects a Type 2 Supercharger.	Type 2 (non-CCS) DC charging does not start.	No
CP_w090_ccsEvseLowIso	During a DC fast charging session at a Combined Charging System (CCS) charging station, the electric vehicle supply equipment (EVSE) reports low isolation resistance.	The CCS DC EVSE reports low isolation resistance during a charging session.	CCS charging may not start or may be interrupted.	No
CP_w032_doorOpenExpectedClosed	Charge port (CP) door is expected to be closed but is still open.	Charge port (CP) door is not detected as closed, even after it has been commanded to close.	Charge port door may not close properly.	No
CP_w031_doorClosedCommandedOpen	Charge port (CP) door is expected to be open but is still closed.	Charge port (CP) door is not detected as open, even after it has been commanded to open.	Charge port door may not open correctly.	No
CP_w029_doorClosedProxPilot	The charge port (CP) door is closed but the CP electronic control unit (ECU) still senses pilot voltage and/or proximity voltage in an unexpected range.	The CP ECU detects that the CP door is closed, and that there is proximity voltage or pilot voltage in an unexpected range.	The CP door may not operate as designed.	No

CP_w078_latchNotDisengagedCold

The charge port (CP) electronic control unit (ECU) detects that the latch is not disengaged when it is expected to be disengaged, and may be frozen.

The CP ECU detects that the CP latch is not disengaged after the vehicle is driven with the latch disengaged and cold weather mode is active.

The CP latch is frozen in the engaged state, blocking cable insertion and removal.

No

CP_w110_thermalVelocityHigh

The charge port (CP) electronic control unit (ECU) detects an unexpected rapid rise in temperature.

The CP ECU detects that thermal velocity, which is calculated each minute, exceeds the expected increase rate of temperature.

DC charging is terminated and is blocked until the charge cable is disconnected.

No

CP_w108_chademoOvertempFault

The CHAdeMO adapter reports a temperature at which charging should stop.

The CHAdeMO adapter reports a temperature that is too high to continue charging.

Charging is unavailable.

No

CP_w084_proxPeDisconnected_gb

The charge port (CP) electronic control unit (ECU) detects that the GB DC or AC protective earth (PE) busbar is missing.

The CP ECU detects that GB AC proximity voltage is greater than 4.75V for more than 100ms.

GB DC charging does not start.

No

CP_w085_dcPinTempFaulted

The charge port inlet pin temperature has reached an unacceptable level (greatly exceeds normal operating range), causing DC charging to stop.

The charge port inlet pin temperature reaches a level where it is unacceptable to continue DC charging (temperature detected greatly exceeds normal operating range).

DC charging will be interrupted and remain unavailable until a charge cable cycle occurs (disconnect and reconnect) and the charge port inlet pin temperature returns to normal operating range.

No

CP_w086_dcPinTempIrrational

The charge port (CP) electronic control unit (ECU) detects an open circuit on the DC pin thermistor.

The CP ECU detects that the DC pin temperature is less than the open circuit threshold for more than 1 second.

DC charging does not start.

No

CP_w107_chademoFoldbackActive

The CHAdeMO adapter reports a temperature at which charging should begin to fold back.

The CHAdeMO adapter reports a temperature above the limit for steady state operation.

Charging speed is reduced.

No

CP_w103_proximityPeDisconnected

The charge port (CP) electronic control unit (ECU) detects that the protective earth connection may be missing.

The CP ECU detects proximity voltage greater than 4.75V for more than 100ms.

Charging does not start.

No

CP_w089_plcConfigMismatch

The charge port (CP) electronic control unit (ECU) detects that the Gateway (GTW) configuration for power line communication (PLC) does not match the CP ECU hardware configuration.

The CP ECU detects that the GTW PLC support type does not match the CP ECU hardware configuration.

The GTW may be unable to update the PLC modem during firmware updates.

No

CP_w101_wcFoldbackActive

The Gen 2 Wall Connector reports a temperature high enough that AC charging should begin to fold back.

The Gen 2 Wall Connector reports a temperature greater than 80 degrees C.

AC charging speed is reduced.

No

CP_w100_inletHarnessIdIrrational

The charge port (CP) electronic control unit (ECU) detects unexpected voltage at the inlet harness identifier pins or is unable to identify the type of inlet harness.

The CP ECU detects unexpected voltage at the inlet harness identifier pins or is unable identify the type of inlet harness.

No expected impact on vehicle functionality. Other alert(s) indicating a specific condition affecting charging functionality may be present.

No

CP_w099_cableStateUnknown

The charge port (CP) electronic control unit (ECU) is unable to confirm the state of the charging cable.

The CP ECU is unable to determine the state of the charge cable based on proximity and pilot circuits.

Charging may not start or may be interrupted. Before entering drive, confirm the charge cable is not connected to the vehicle.

No

CP_w094_inductiveResetSuccessful

The charge port (CP) electronic control unit (ECU) detects communication between the CP ECU and the inductive sensor was successfully recovered via a reset.

Communication between the CP ECU and the inductive sensor is restored after a reset.

This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.

No

CP_w093_modemLoadedWithReset

The power line communication (PLC) modem successfully booted its application but first required the charge port (CP) electronic control unit (ECU) to reset.

The PLC modem application responds to a request from the CP ECU, but the CP ECU had to reset the PLC modem first because the first load attempt was unsuccessful.

This alert is primarily informational and is used for logging purposes. No expected impact on vehicle functionality.

No

CP_w092_modemAppLoadFailed

The Power Line Communication (PLC) modem application for the Charge Port (CP) electronic control unit (ECU) does not load after a maximum number of automatic retries. DC fast charging will be unavailable at Combined Charging System (CCS) charge stations.

The Power Line Communication (PLC) modem application does not load after multiple consecutive attempts / maximum number of retries.

DC fast charging will be unavailable at Combined Charging System (CCS) charge stations.

No

CP_w091_wrongSuperchargerHandle

The charge port (CP) electronic control unit (ECU) on a combined charging system (CCS) vehicle detects a Supercharger communicating via single-wire controller area network (SWCAN).

The CP ECU on a vehicle with a CCS CP detects a Type 2 Supercharger.

Type 2 (non-CCS) DC charging does not start.

No

CP_w090_ccsEvseLowIso

During a DC fast charging session at a Combined Charging System (CCS) charging station, the electric vehicle supply equipment (EVSE) reports low isolation resistance.

The CCS DC EVSE reports low isolation resistance during a charging session.

CCS charging may not start or may be interrupted.

No

CP_w032_doorOpenExpectedClosed

Charge port (CP) door is expected to be closed but is still open.

Charge port (CP) door is not detected as closed, even after it has been commanded to close.

Charge port door may not close properly.

No

CP_w031_doorClosedCommandedOpen

Charge port (CP) door is expected to be open but is still closed.

Charge port (CP) door is not detected as open, even after it has been commanded to open.

Charge port door may not open correctly.

No

CP_w029_doorClosedProxPilot

The charge port (CP) door is closed but the CP electronic control unit (ECU) still senses pilot voltage and/or proximity voltage in an unexpected range.

The CP ECU detects that the CP door is closed, and that there is proximity voltage or pilot voltage in an unexpected range.

The CP door may not operate as designed.

No

Alerts

Alerts