Wiper Switch

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.

NOTE: Wiper switch is an integral part of multifunction switch and cannot be serviced separately. Multifunction switch is serviced as a complete unit.

Disconnect multifunction switch connector under steering column. Measure resistance between specified terminals. See WIPER SWITCH RESISTANCE TABLE. See Fig 1 . Replace multifunction switch if resistance is not as specified.

WIPER SWITCH RESISTANCE

Switch Position

Terminals No.

⁽¹⁾ Ohms

Washer

2 & 3

⁽²⁾

Off

2 & 3

103,300

Wipers

Off

1 & 2

47,600

Low Speed

1 & 2

4080

High Speed

1 & 2

⁽²⁾

Interval (MAX)

2 & 3

⁽³⁾ 103,300

Interval (MIN)

2 & 3

⁽³⁾ 3300

⁽¹⁾	Resistance may vary by as much as 10 percent.

⁽²⁾	Continuity should exist.

⁽³⁾	Resistance should vary smoothly between specified limits as knob is rotated between MIN and MAX positions.

Fig 1: Identifying Wiper Switch Terminals

Courtesy of FORD MOTOR CO.