Interval Wiper Relay Test
WARNING: This page is about a different car, the 1997 Mercury Mystique and 1997 Ford Contour. However, it is still accessible from the selected car via links, so may be relevant.
- Remove interval wiper relay from instrument panel fuse block. Using a jumper wire, connect relay terminal No. 2 to positive battery terminal. See Figure. Connect another jumper wire between ground and relay terminal No. 1.
- Check for continuity between wiper relay terminals No. 3 and 5. Continuity should exist. Continuity should not exist between terminals No. 3 and 4.
- Disconnect jumper wire from terminal No. 1. Continuity should exist between terminals No. 3 and 4. Continuity should not exist between terminals No. 3 and 5. If continuity is not as specified, replace relay.