DTC C1020: Brake System Fill Not Complete: Action
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is pre-set in a new ABS module and can only be cleared when the brake system has been successfully bled. CARRY OUT the Brake System Service Bleed. REFER to General Procedures in BRAKE SYSTEM - GENERAL INFORMATION .