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Home >> Cadillac >> 1998 >> Eldorado Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Wiper System And Washer System) >> Testing >> Wipers Run At High Speed Only (Low Speed Inoperative) >> With Rainsense Module

With Rainsense Module

WARNING: This page is about a different car, the 1997 Cadillac Seville, 1997 Cadillac Eldorado, and 1997 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect wiper motor 8-pin connector. Turn ignition switch to RUN position. Turn wiper switch to LO position. Connect test light between chassis ground and Gray wire terminal of wiper motor 8-pin connector. If test light is on, go to next step. If test light is off, check for open Gray wire. If Gray wire is okay, replace wiper switch.
  2. Connect test light between chassis ground and Dark Green wire terminal of wiper motor 8-pin connector. If test light is on, go to next step. If test light is off, check for open Dark Green wire. If Dark Green wire is okay, replace wiper switch.
  3. Check for poor connection at wiper motor 8-pin connector. Repair as necessary. If connection is okay, reconnect wiper motor connector. Disconnect wiper motor 3-pin connector. Connect test light between chassis ground and Yellow wire terminal of wiper motor 3-pin connector.
  4. If test light is on, check for poor connection at wiper motor 3-pin connector. If connection is okay, replace wiper motor. If test light is off, check for open Yellow wire. If Yellow wire is okay, replace wiper motor cover (circuit board). See Figure and Figure .
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