Heated Glass Element Relay: Testing and Inspection

1. Disconnect rear defogger timer relay.
2. Connect (+) wire and (-) wire of 12 V battery to terminal "A", "B", "C", "D", and "test light" as shown figure.
3. Connect (-) wire of 12 V battery to terminal "E" and check if test light come on.
4. After 10 minutes, if test light go out, it means that timer relay is operating.