Alerts
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
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The Drive Inverter (DIx) current sensor hardware comparator has detected an overcurrent event (or peak) on Phase C.
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The DIx current sensor hardware comparator has detected a peak on Phase C.
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DIx may be inoperable.
|
No
|
|
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Drive Inverter Warning: Motor stator anomaly detected.
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Stator anomaly observed during retry attempt
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Drive unit may fault
|
No
|
|
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) resets for an unintended reason, such as a watchdog timeout.
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The DI ECU resets for an unintended reason. Alert log signal data should provide more information on the specific reason.
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The DI ECU is unavailable while it resets.
|
No
|
|
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The Drive Inverter (DIx) power stage is not ready. There may be a condition affecting the DIx control board.
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The DIx power stage is not ready. One of the pre-drive gate driver checks has failed. There may be a condition affecting the DIx control board.
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DIx may not function as expected.
|
No
|
|
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Drive Inverter Warning: HVIL not CLOSED.
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HVIL is no longer CLOSED
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Contactors may not close
|
No
|
|
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the power conversion system (PCS) controller area network (CAN) node is missing (MIA).
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The DI ECU does not receive the expected CAN messages from the PCS.
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The DI ECU is unable to monitor the state of the PCS.
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No
|
|
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that prevents the drive unit(s) from generating excess heat.
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a condition that prevents the drive unit(s) from generating excess heat. Alert log signal data provides information on the specific condition(s) detected.
|
The drive unit(s) cannot produce excess heat when requested.
|
No
|
|
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Drive Inverter Warning: Unit may not allow drive on the next drive cycle due to HW damage.
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Inverter detects a shorted switch
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Inverter may not allow drive on next drive cycle
|
No
|
|
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The High Voltage (HV) bus has detected a voltage anomaly in the HV battery pack. The Drive Inverter (DIx) may not operate as expected.
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The HV bus has measured a voltage anomaly in the HV battery pack. DIx may not operate as expected.
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DIx may not operate as expected. Drive torque may be restricted.
|
No
|
|
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Drive unit spindown learning calibration routine is in progress.
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Drive unit rotor offset, rotor flux, or resolver error learning routine is in progress.
|
Drive unit torque is limited and pending spindown sequence.
|
No
|
|
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Drive Inverter Warning: Oil pump operation abnormal.
|
Not Available
|
Not Available
|
No
|
|
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects that the restraints control module (RCM) controller area network (CAN) node is missing (MIA).
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The DI ECU is not receiving the expected CAN communication from the RCM, and considers it irrational or MIA.
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The DI ECU is unable to monitor the state of the RCM.
|
No
|
|
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The Left Secondary Vehicle Controller (VCLEFTS) node is Missing in Action (MIA) on Controller Area Network (CAN) for one or more messages.
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The VCLEFTS node is MIA on CAN for one or more messages. The VCLEFT node may have a condition affecting functionality.
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The Drive Unit may not operate as expected.
|
No
|
|
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The Drive Unit resolver (motor speed sensor) is not operating as expected. The resolver may have a condition affecting functionality.
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The Drive Unit resolver is not operating as expected. The resolver may have a condition affecting functionality.
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The resolver is not operating as expected. The DIx invertor control board may be unable to correctly detect the angle and speed of the rotor.
|
No
|
|
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The Drive Inverter (DIx) has detected unexpected oil pressure from the oil pump.
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DIx has detected unexpected oil pressure from the oil pump. The oil pump may have a condition affecting functionality.
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Drive Unit thermal estimation and limits may be impacted and not function as expected. Torque production could be limited.
|
No
|
|
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The Drive Inverter (DIx) Electronic Control Unit (ECU) has detected an error communicating with the Local Interconnect Network (LIN).
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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.
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DIx and the oil pump communicate through LIN. DIx may not communicate with the oil pump as expected.
|
No
|
|
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The High Voltage (HV) bus has measured a voltage drop in the HV battery pack. The Drive Inverter (DIx) may not operate as expected.
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The HV bus has measured a voltage drop in the HV battery pack. DIx may not operate as expected.
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DIx may not operate as expected. Drive torque may be restricted.
|
No
|
|
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Drive Inverter Warning: Oil pump failure.
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Loss of communication or power to oil pump, persistent oil pump motor stall occurred, or persistent condition affecting oil pump functionality detected
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Initiates reduced drive unit performance and a speed limit on the vehicle, due to reduced gear lubrication and motor cooling
|
No
|
|
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The drive interface (DI) or drive inverter (DIx) electronic control unit (ECU) detects a RAM read or embedded conveyor controller (ECC) flash fetch issue.
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The DI ECU detects an uncorrectable flash or RAM error.
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This alert is for diagnostic logging purposes only.
|
No
|
|
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The Drive Inverter (DIx) has detected a quantity of torque production that indicates Drive Unit wear.
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DIx has detected a quantity of torque production that indicates Drive Unit wear.
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The Drive Unit may have wear resulting from torque production. The vehicle may enter launch mode torque.
|
No
|