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Home >> Ford >> 2003 >> Taurus SES, 3.0 U, AX4S >> Repair and Diagnosis >> External Pages >> Different car >> Section 1157 (Anti-Lock Brake System Control) >> Diagnosis And Testing >> Principles of Operation >> Pinpoint Test A: No Communication With the Anti-lock Brake System (ABS) Module >> Normal Operation
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Normal Operation

WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

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 601 (LB/PK) (ignition feed) and circuit 493 (BK/PK) (hot at all times). Ground is provided through circuit 274 (BK/WH).