Headlight Relay
Remove headlight control relay from engine room R/B. Check continuity between headlight relay terminals No. 4 and 3. See WIRING DIAGRAMS . Continuity should exist. Using jumper wires, apply battery voltage between terminals No. 4 and 3. Check continuity between terminals No. 1 and 2. Continuity should exist while battery voltage is applied. Continuity should not exist when battery voltage is removed. If continuity is not as specified, replace headlight relay.