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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1612 (Cruise Control System -- F250-F550 Super Duty) >> Diagnosis And Testing >> Speed Control >> Pinpoint Tests >> Pinpoint Test D: DTC P0579 Or DTC P0581 - Speed Control Switch Circuit Failure >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

The powertrain control module (PCM) sends a signal through circuit 151 (LB/BK) to the speed control switches which passes through the clockspring. The return signal is sent through circuit 133 (BK) and the clockspring.

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