DI_a139_rearUnitDisabled

The drive interface (DI) electronic control unit (ECU) is unable to command a unit torque request to the rear drive inverter (DIR) ECU because the rear drive unit is disabled. This alert is set in addition to one or more DIR alert(s) indicating the reason why the rear drive unit is disabled.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

Rear motor disabled - OK to drive
Vehicle speed and power may be limited

Impact

The rear drive unit may be disabled, which may prevent torque or power from being produced on the rear wheels.

Description

The drive interface (DI) electronic control unit (ECU) is unable to command a unit torque request to the rear drive inverter (DIR) ECU because the rear drive unit is disabled. This alert is set in addition to one or more DIR alert(s) indicating the reason why the rear drive unit is disabled.

Cause

At least one additional alert is present indicating the rear drive unit is disabled. Alert log signal data should provide more information on the specific condition(s) detected.

Clear condition

Additional alert(s) indicating the rear drive unit is disabled clear.

Models

Cybertruck, Model S 2021+, Model X 2021+, Model 3 2017-2023, Model 3 2024+, Model Y, Model Y 2025+

Visibility

customer, service

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