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1975-78 Models (Except RX7)

  1. Disconnect wiring from relay. Connect battery positive lead to terminal No. 2 and negative lead to terminal No. 6. Continuity should exist between terminals No. 1 and 4. No continuity should exist between terminals No. 3 and 4. See Figure.
  2. Connect battery positive lead to terminal No. 5 and negative lead to terminal No. 6. Continuity should exist between terminals No. 3 and 4. No continuity should exist between terminals No. 1 and 4. If relay does not test as described, replace it.
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