Recent content by bumpingrandamgt

  1. B

    voltage drops at 2nd batt

    Turned on the car today at lunch and both batteries are reading 13.8-14.2, really don't understand what the problem was in the first place,
  2. B

    voltage drops at 2nd batt

    Only a couple days, charged it before installed too
  3. B

    voltage drops at 2nd batt

    0g 250 amp fuse from alt to bat, 250 amp fused 0g to the second battery, all fuses are tight connections all secure,
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    voltage drops at 2nd batt

    I bought it new from sonic electronix, I honestly think my front bat is fried and I don't have good enough grounds, gonna check both battery voltages when the car is off and see what it is
  5. B

    voltage drops at 2nd batt

    The battery I have under the hood was reading 13.8-14.2. The battery in the trunk was reading lower at like 12.6-13.0 both tests while car is running And yes I charged both batteries before hand,
  6. B

    voltage drops at 2nd batt

    Installed a 220a ho alt, big 3, a kenetik HC 1200 blu, at the second Batt my voltage is 13.8-14.2 (i know that's kinda low my front Batt needs to be replaced, at the second batt it reads 12.6-13.0, thinking i need to Change my grounds, any other ideas?
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