Coast, Resume Or Off Function Inoperative
WARNING: This page is about a different car, the 1997 Lincoln Mark VIII. However, it is still accessible from the selected car via links, so may be relevant.
Unplug servo connector. Measure resistance between pins No. 5 and 6 of servo connector while depressing each function switch and rotating steering wheel. If all resistance readings are as specified, replace servo. See the CONTROL SWITCH RESISTANCES table.
If one or more (but not all) resistance readings are not as specified, replace control switch assembly. If all resistance readings are not as specified, check control switch circuit for open or short.