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Home >> Ford >> 2013 >> Edge SEL, 2.0L Eng VIN 9 >> Repair and Diagnosis >> External Pages >> Different car >> Section 256 (Anti-Lock Brake System (Abs) And Stability Control) >> Diagnosis And Testing >> Anti-Lock Control >> Principles of Operation >> Electronic Brake Distribution (EBD)

Electronic Brake Distribution (EBD)

WARNING: This page is about a different car, the 2014 Lincoln MKX and 2014 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

On initial application of the brake pedal, full pressure is applied to the rear brakes. The ABS module then uses wheel speed input to calculate an estimated rate of deceleration. Once vehicle deceleration exceeds a predetermined threshold, the ABS module closes the appropriate isolation valves in the HCU  to hold the rear brake pressure constant while allowing the front brake pressure to build. This creates a balanced braking condition between the front and rear wheels. As the vehicle decelerates, the valves are opened to increase the rear brake pressure in proportion to the front brake pressure.

A slight bump sensation may be felt in the brake pedal when Electronic Brake Distribution (EBD) is active.

If ABS is disabled due to DTCs being present in the ABS module, EBD  continues to function unless the DTCs are for wheel speed sensors or the HCU  . When EBD  is disabled, the ABS warning indicator, the red brake warning indicator, stability/traction control indicator (sliding car icon) and the stability/traction control indicator (sliding car Off icon) illuminate.