DI family
DI_a169_regenOffOverride
Dyno mode enabled - Do not drive
What does the DI_a169_regenOffOverride alert mean?
The drive interface (DI) electronic control unit (ECU) enables regenerative braking and disables traction control because Dyno Mode is active.
What you'll see in your Tesla
- Dyno mode enabled - Do not drive
- Improper use may cause damage or injury
What triggers it
Active when Traction Control Dyno Mode is entered.
When it clears
The vehicle exits Traction Control Dyno Mode, and a drive cycle is executed.
Potential impact
Regenerative braking is enabled without traction control enabled. Vehicle stability outside of a dyno environment may be compromised.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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