DI_a025_regenBackfillUnavailable

Regenerative braking (regen) backfill braking torque is unavailable, requiring driver to apply brake pedal more frequently to decelerate / stop.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Drive inverter may not be able to supply the expected deceleration torque normally supplied by regenerative braking (regen) when braking. Driver will need to apply brake pedal more frequently to decelerate and stop.

Description

Regenerative braking (regen) backfill braking torque is unavailable, requiring driver to apply brake pedal more frequently to decelerate / stop.

Cause

External Brake Request (EBR) or active damping is unavailable.

Clear condition

Braking torque and active damping become available again

Models

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

Visibility

service-fix

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