Section 01-11: Glass, Frames and Mechanisms
1993 Mustang Workshop Manual
TESTING
Relay/Timer
Ground Pin 5 and connect a jumper wire between Pins 2 and 3. Connect a 12 volt test lamp between Pin 1 and ground.
Supply power to Pin 2. The test lamp should not light.
Momentarily connect Pin 4 to 2. The test lamp should come on.
The test lamp should go off under the following conditions:
Terminal 4 is momentarily connected to Pin 2.
Jumper wire between Pins 2 and 3 is removed.
Approximately 10 minutes have elapsed from the time the switch was turned on.