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Home >> Ford >> 2003 >> Explorer 4.6 W, AWD >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Suspension System >> Diagnosis And Testing >> Pinpoint Tests >> Pinpoint Test A: No Communication With The TPMS Module/Unable To Enter Self-Test >> Normal Operation
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Normal Operation

The TPMS module requires an operating voltage in a range between 10 and 17 volts.

Voltage is supplied by circuit 1002 (BK/PK) (ignition feed) and circuit 3049 (BK/LG) (B+ voltage at all times). Ground is provided through circuit 57 (BK).

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