Ford Flex Brake Controller Wiring Diagram. Ford trailer brake controller wiring diagram. Caution inadequate grounding may cause intermittent braking or lack of sufficient voltage to trailer brakes.
The wiring harness the 4 pole plugs into should have a blue and a red or orange wire. Flex wiring diagrams sheets i have printed and studied so far include. A circuit is generally composed by several components.
Wiring legend black wire positive battery white wire negative battery red wire cold side of stoplight switch blue wire brake output to trailer 1.
Ford brake controller wiring diagram. The most helpful trailercamper adapter 95 1 95 2. Please be sure to test all of your wires with a digital. Installation instructions and lifetime expert support on all purchases of 2010 ford flex brake controller.