A 4 prong relay should have each pin marked if you look closely. The pins are 30 - power source, 85 - ground, 86 - acc. or switch, 87 power out. Wire it up accordingly. Hope that helps.
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A 4 prong relay should have each pin marked if you look closely. The pins are 30 - power source, 85 - ground, 86 - acc. or switch, 87 power out. Wire it up accordingly. Hope that helps.
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Last edited by dorin48; 05-29-2009 at 09:27 AM.