Main Relay
WARNING: This page is about a different car, the 1995 Isuzu Trooper. However, it is still accessible from the selected car via links, so may be relevant.
Remove main relay from junction box. Check for continuity between relay terminals No. 2 and 4. SeeFig 1 . Continuity should not exist. Apply battery voltage to relay terminal No. 1 and ground terminal No. 3. Continuity should exist between relay terminals No. 2 and 4. If relay does not test as described, replace relay.