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That would only leave the intermitent wiper module. Here is a test for it and the location of it, hope this helps.
The intermittent wiper module is attached to the left cowl side trim panel with a hook and loop fastener patch.
Intermittent Wiper/Washer Module The following tests are to be performed if a problem with wiper system is only evident in the DELAY mode. These tests involve disconnecting the intermittent wiper module, which can be found on a bracket located on the left side kick panel.Condition: Excessive delay (more than 30 seconds) or in- adequate variation in delay.
Windshield Wiper Diagnosis