!!
critical Ford
Error Code OVERRIDE BRAKE/WARNING CHIME
The vehicle warns the driver using a chime when the brake lever is overridden.
? What Causes This
Malfunction in brake override system or unexpected activation of braking system.
✓ How to Fix It
Perform safety inspection to rectify any wiring/hardware faults, seek expert advice if unable to resolve issue locally.
Source: page 17 of the official manual
From the manual
This error code appears in:
Ford F 150 2009 2014 Fuses And Fuse Box Diagram And Location