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Home >> Ford >> 2006 >> Expedition RWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnosis And Testing >> Anti-Lock Control >> Pinpoint Tests >> Pinpoint Test A: No Communication With The Anti-Lock Brake System (ABS) Module >> Normal Operation
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Normal Operation

The operating voltage required to supply the ABS module, hydraulic pump and isolation valves is in a range between 10 and 17 volts.

Voltage is supplied by circuit 533 (TN/RD) (ignition feed), circuit 532 (OG/YE) (hot at all times) and circuit 534 (YE/LG) (hot at all times). Ground is provided through circuit 530 (LG/YE).