The drive interface (DI) electronic control unit (ECU) detects a condition that prevents the electronic parking brake (EPB) from being set while the vehicle is not moving.
<0.01% (Extremely rare)
Parking brake not set
Vehicle may be free rolling
The EPB is not applied, and the vehicle may be free rolling.
The drive interface (DI) electronic control unit (ECU) detects a condition that prevents the electronic parking brake (EPB) from being set while the vehicle is not moving.
The DI ECU detects a condition that prevents it from setting the EPB.
The DI ECU detects that the condition clears.
Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+
customer, service
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