battery keeps draining and i dont know why?
ive changed batteries 3times and i also changed to a new alternater. car starts to run hot and goes back cool again when i start going. this is pissing me off. friends have told me to check relays? i have a completely gutted car so i have no speakers or amps. i cant find where all the power is going. any ideas? i can roll start it and jump the car off but i dont want to keep doing this everytime. need help
check to make sure that theres no corrosion on the terminals or rings
this is exactly what happened to mine
went through 2 batteries (kept returning em, saying they were faulty) in about 2 weeks
there was no visible corrosion but i cleaned up the terminals and rings with baking soda and then sanded slightly with 150 grit
that was in march and it hasn't happened since
There was enough voltage and current in the charge circuit to keep from throwing a CEL but not enough to help the battery
hope you have the same problem
this is exactly what happened to mine
went through 2 batteries (kept returning em, saying they were faulty) in about 2 weeks
there was no visible corrosion but i cleaned up the terminals and rings with baking soda and then sanded slightly with 150 grit
that was in march and it hasn't happened since
There was enough voltage and current in the charge circuit to keep from throwing a CEL but not enough to help the battery
hope you have the same problem
where did you get your alternator? i got one form autozone and it went out the next week soo if you got it there i wouldn't be surprised.....start your car up let it run and then take off the negative to your battary if your car dies then your alternator is bad....engine should run because if the alternator is working it should charge.....if not then i'd rewire my grounds and even my power wire....
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I just had this problem and fixed it (but on a Civic)
Get a meter that can test DC amp draw. Make sure it can handle at least 10 amps (and has an onboard fuse)
To identify the source of your battery drain do the following to every fuse
in all your fuse blocks
1) remove fuse
2) insert one meter probe into one fuse terminal, the other probe in the other.
Your multimeter will become the fuse so to speak -- it is inline on the circuit and will measure amp draw.
3) if you have amp draw, you have found a source (there could be more)
4) move on to next fuse
Alternatively, you can put the meter inline on the ground wire. You should be able to measure amp draw at the battery too. That way you can be sure you do have a battery drain and not just a weak battery.
I did this with all my fuses, and did not find anything wrong. I check the power wires going from the battery to the main fuse box. There was a separate wire going from battery to alternator. I disconnected that and check for drain. Sure enough it had about 1.5 amp drain. I swapped alternators. No problems since.
Get a meter that can test DC amp draw. Make sure it can handle at least 10 amps (and has an onboard fuse)
To identify the source of your battery drain do the following to every fuse
in all your fuse blocks
1) remove fuse
2) insert one meter probe into one fuse terminal, the other probe in the other.
Your multimeter will become the fuse so to speak -- it is inline on the circuit and will measure amp draw.
3) if you have amp draw, you have found a source (there could be more)
4) move on to next fuse
Alternatively, you can put the meter inline on the ground wire. You should be able to measure amp draw at the battery too. That way you can be sure you do have a battery drain and not just a weak battery.
I did this with all my fuses, and did not find anything wrong. I check the power wires going from the battery to the main fuse box. There was a separate wire going from battery to alternator. I disconnected that and check for drain. Sure enough it had about 1.5 amp drain. I swapped alternators. No problems since.
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