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Home >> Ford >> 2003 >> Windstar LX >> Repair and Diagnosis >> External Pages >> Different car >> Section 221 (Steering System) >> Diagnosis And Testing >> Steering System >> Pinpoint Tests >> Pinpoint Test A: No Communication With The FEM Module/Unable To Enter Self-Test >> Normal Operation
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Normal Operation

WARNING: This page is about a different car, the 2003 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.

The FEM module operates at a voltage between 10 and 17 volts. Voltage is supplied by circuit 29S-DK21 (OG/WH) (B+ at all times). RBJB relay 32 coil ground is provided through circuit 31S-DK21 (BK/WH).