Wiper Switch
WARNING: This page is about a different car, the 1997 Mercury Mountaineer and 1997 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Wiper switch is incorporated into multifunction switch and cannot be serviced separately. If any portion of multifunction switch is defective, switch must be replaced as an assembly.
Disconnect multifunction switch 7-pin connector. Using a DVOM, check resistance between switch terminals. See Fig 1 . See WIPER SWITCH RESISTANCE TABLE. If resistance is not as specified, replace multifunction switch.
MULTIFUNCTION SWITCH RESISTANCE TEST
| Switch Position | Switch Terminals | Resistance k/ohms | |||
|---|---|---|---|---|---|
| WIPER | |||||
| Off | 4 & 6 | 103.3 | |||
| Off | 1 & 4 | 47.6 | |||
| Low | 1 & 4 | 4.08 | |||
| LOW | 4 & 6 | 3.3 | |||
| High | 1 & 4 | 0 | |||
| High | 4 & 6 | 3.3 | |||
| WASH | 4 & 6 | 0 | |||
| INT (1) | |||||
| MIN | 4 & 6 | 3.3 | |||
| MAX | 1 & 4 | 11.33 | |||
| MAX | 4 & 6 | 103.3 | |||
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