ESP_a123 — Ebr Active

Full alert identifier: ESP_a123_ebrActive

Alert description

External Brake Request (EBR) is active. This feature manages the brake commands for Autopilot and vehicle comfort features, such as vehicle hold.

Potential impact

No expected impact on vehicle functionality.

Set condition

EBR is active.

Clear condition

EBR is no longer active.

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of ESP_a123.

ESP_a124 — Ebr Skid Active ESP_a124_ebrSkidActive The Electronic Stability Program (ESP) detects that the vehicle is skidding while the wheels are locked.
ESP_a115 — Ebd Active ESP_a115_ebdActive The Electronic Brake Force Distribution (EBD) is active due to early onset of brake related wheel slip(s) at one or more wheels.
ESP_a111 — Abs Active ESP_a111_absActive The Anti-lock Braking System (ABS) is active due to brake related wheel slip(s) at one or more wheels.
ESP_a112 — Esp Active ESP_a112_espActive The Electronic Stability Program (ESP) is active due to lateral stability related wheel slip(s) at one or more wheels.
ESP_a117 — Hba Active ESP_a117_hbaActive The Electronic Stability Program (ESP) determines that an emergency stop may be required, causing the Hydraulic Brake Assist (HBA) to be activated. The ESP may also increase the brake pressure by running the ESP pump.

Browse all ESP alert codes