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Computer modules are supposed to "go to sleep" about 15 mins after you shut off the vehicle. If they don't, they can drain the battery. See related links on how to find the bad module.
The battery itself may have a dead cell which will cause it to drain overnight. If that is the case the only fix is to replace the battery even if it is a new battery. It may also be you have light that is on pulling power from the battery. Under hood, trunk, glove box, dome light, brake light, etc. You could also have a relay that is sticking.
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What may be the cause of energy to drain from a new battery while driving?
at the age of 13 and up
What would cause a battery to drain on a 98 dodge caravan sport?
Dead cell in the battery which will require it to be replaced. Or, you may have a light on somewhere pulling power from the battery. Can also be a relay that is stuck.
Your battery drains on your 1988 Chrysler Fifth Ave you were told it maybe the idle control sensor you had your battery and starter checked by your battery is still draining?
Have you had the alternator tested? It may not be regulating the energy to the battery, causing it to drain
Other than the starter What other parts can drain a battery?
Anything that is on and uses electricity. You may also have a dead cell in the battery which will drain the battery.
Can a fuse cause the battery to not hold charge?
No, a fuse cannot cause a battery to not hold a charge. However a dead cell in the battery will cause it to run down overnight. Also there may be something on that is drawing power from the battery. Under-hood light, trunk light, dome light, glove box light, etc. Also a stuck relay will drain the battery.
Why does the samsung behold battery drain so fast?
Your bluetooth may be on.
What could be wrong if the battery is good and the alternator is good but the battery keeps being drained?
Something is causing a drain on the battery even with the vehicle off and nothing turned on. A good mechanic can do a drain test on the battery to see what may be draining the charge. A dead cell in the battery itself will also cause the battery to go dead. Disconnect the negative battery cable overnight and if the battery is dead the next morning it has a dead cell and must be replaced. If not look for a light that is on or a relay that is stuck.
Why do your battery drain when you try and start your car?
It could be that the battery is not fully charged or that the battery is incapable of holding a full charge, or that the starter is faulty or that you've just been trying to start the engine for a long time and ran the battery down. Understand that a battery is just an electrical storage device. It only STORES electrical power for use NEXT time you want to start the engine. * If the battery is not fully charged (it didn't get enough electrical energy put back last time it was used), it may not have enough electrical energy to start the engine. * If the battery is going bad, it may not have enough electrical energy to start the engine. * If the starter is going bad, it may pull more energy from the battery than it can provide.
Why does the battery drain over night on a87 Cadillac Fleetwod?
There are a few reasons why a battery may drain overnight on a 1987 Cadillac Fleetwood. One reason could be the alternator needs replaced.
What causes the Charge System light to come on?
A bad alternator/generator would cause a 'no charge' in the system, which would drain the battery while running. Also a shor tin the wiring may cause a false indicator light.
What could drain a new battery from its charge?
The use of the vehicle will "drain a battery" the job of the charging system is to charge back the used electricity. If the battery continues to "drain" then charging system needs to be checked to see if it is faulty. It is also possible to modify a system which may not allow the charging system to keep up with the demand such as sub woofers and amps in a trunk area. A winch mounted on the front bumper incorrectly or too big for the electrical system. It is also possible for normal wear and tear to cause a system "drain".
What might be the cause of overnight battery drain in a 1993 GM diesel pickup?
Assuming it's actually a drain and not a bad battery, check for: -aftermarket electrical equipment such as plow, cell phone, alarm -door or glovebox not closed -bad alternator diode (may be intermittent) -corrosion at starter B terminal -something else
