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Home >> Mercury >> 2003 >> Mountaineer 4.0 K, AWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake Control System >> Diagnosis And Testing >> Anti-Lock Control >> Pinpoint Tests >> Pinpoint Test A: No Communication With the ABS Module >> Normal Operation

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) and circuit 534 (YE/LG) (power hot at all times). Ground is provided through circuit 530 (LG/YE).

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