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Home >> Ford >> 2004 >> Thunderbird >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 (Vehicle Speed Control) >> Diagnosis And Testing >> Speed Control >> Pinpoint Test B: The Speed Control Switch Is Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2003 Ford Thunderbird. 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 7-PG24 (YE/BU) to the speed control switches which passes through the clockspring. The return signal is sent through circuit 31S-PG24 (BK/OG) and the clockspring.

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