Wiper Relay: Testing and Inspection

Rear Wiper Relay Inspection

1. Check that there is no continuity between terminal "3" and "4". If there is continuity, replace relay.
2. Connect battery positive (+) terminal to terminal "2" of relay.
3. Connect battery negative (-) terminal to terminal "1" of relay.
4. Check continuity between terminal "3" and "4". If there is no continuity when relay is connected to the battery, replace relay.