Possible Causes

WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

Open in circuits 671 (LB), 680 (LB/OG), 682 (DB), 684 (PK/YE), 950 (WH/BK), 1002 (BK/PK), 1203 (BK/LB), 1205 (BK) or 1302 (WH/LG).
Inoperative multifunction switch.
Inoperative wiper motor.