Section 01-11: Glass, Frames and Mechanisms
1994 Mustang Workshop Manual
DIAGNOSIS AND TESTING
Symptom Chart
Condition
Possible Source
Action
Power Windows Completely Inoperative
Supply open or shorted.
Ground open.
Window regulator control switch inoperative.
Circuits open or shorted.
Window regulator electric drive inoperative.
Go to
Pinpoint Test A.
Single Power Window Inoperative
Window regulator electric drive circuits.
Window regulator electric drive.
Window regulator control switch circuits.
Window regulator control switch.
Go to
Pinpoint Test B.
One-Touch Down Feature Inoperative
Supply open/shorted.
Circuits open/shorted.
Module inoperative.
Ground open.
Go to
Pinpoint Test C.
Window Stuck/Binding
Window tracks.
Front door power window regulator.
Go to
Pinpoint Test D.
One or More Grid Lines Inoperative
Broken grid wire.
Go to
Component Test/Grid Wire Test
.
Rear Window Will Not Defrost
Supply open/shorted.
Ground open.
Circuits open/shorted.
Window regulator control switch.
Go to
Pinpoint Test E.