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Odd voltage drop
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<blockquote data-quote="DaPutster" data-source="post: 1116966" data-attributes="member: 562293"><p>I have a 1/0 awg dedicated line running to a distribution block in my trunk. Now this morning I go to drive my car &amp; the amplifier won't turn on. The car starts up fine, the head-unit powers up, but nothing happens with the amp. Realizing I needed to get where I was going I held off looking more into it til this evening. So after going thru all the steps to see where the problem is (check voltage, check relays, check fuses, etc) things gets weird...</p><p></p><p>With the car ignition off the distribution block voltage is fine (12.8 volt avg), but as soon as I engage the accessory setting the voltage on that line drops to 300mv. This also stays the same when the engine is running as well.</p><p></p><p>The 1/0 awg line is not new (installed about 3 months ago) and has been working fine up until this morning. Does anyone have any ideas as to what else I should be looking for?</p></blockquote><p></p>
[QUOTE="DaPutster, post: 1116966, member: 562293"] I have a 1/0 awg dedicated line running to a distribution block in my trunk. Now this morning I go to drive my car & the amplifier won't turn on. The car starts up fine, the head-unit powers up, but nothing happens with the amp. Realizing I needed to get where I was going I held off looking more into it til this evening. So after going thru all the steps to see where the problem is (check voltage, check relays, check fuses, etc) things gets weird... With the car ignition off the distribution block voltage is fine (12.8 volt avg), but as soon as I engage the accessory setting the voltage on that line drops to 300mv. This also stays the same when the engine is running as well. The 1/0 awg line is not new (installed about 3 months ago) and has been working fine up until this morning. Does anyone have any ideas as to what else I should be looking for? [/QUOTE]
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Odd voltage drop
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