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Home >> Ford >> 2008 >> Expedition 2WD V8-5.4L >> Repair and Diagnosis >> Wiper and Washer Systems >> Testing and Inspection >> Pinpoint Tests >> Test I: The Speed Dependent Interval Mode Does Not Operate Correctly
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Test I: The Speed Dependent Interval Mode Does Not Operate Correctly

PINPOINT TEST I: THE SPEED DEPENDENT INTERVAL MODE DOES NOT OPERATE CORRECTLY

Normal Operation
During normal operation, the windshield wiper motor receives vehicle speed information from the PCM system through circuit VE822 (YE/BU). The speed dependent wipers function in all INT modes except INT 1.

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Windshield wiper motor
- PCM


I1-I4:






I4-I5:




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