Early Bronco

Hi everyone,

I’m reaching out from Brazil to share a persistent issue with my 2021 Bronco Sport Wildtrak and see if anyone has successfully negotiated a “Goodwill” repair out of warranty.

The Symptoms:

  • Intermittent “Brake System Fault” (Yellow lightning bolt/wrench icon).
  • The error triggers almost exclusively during the CAN bus wake-up sequence (immediately upon opening the driver’s door).
  • When the error doesn’t pop up on door open, the car…

Persistent U3000:49 Brake Fault – Even with NEW AGM Battery & SSM 51644

Hi everyone,

I’m reaching out from Brazil to share a persistent issue with my 2021 Bronco Sport Wildtrak and see if anyone has successfully negotiated a “Goodwill” repair out of warranty.

The Symptoms:

Intermittent “Brake System Fault” (Yellow lightning bolt/wrench icon).
The error triggers almost exclusively during the CAN bus wake-up sequence (immediately upon opening the driver’s door).
When the error doesn’t pop up on door open, the car…

Persistent U3000:49 Brake Fault – Even with NEW AGM Battery & SSM 51644