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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.
What else can I help you with?
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.
Could jammed cigarette lighter cause battery drain?
Yes, a jammed cigarette lighter can cause battery drain if it remains in the "on" position, preventing the lighter from properly disconnecting. This continuous power draw can deplete the vehicle's battery over time, especially if the engine is off. Additionally, other components connected to the same circuit may also be affected, contributing to battery drain. It's advisable to address any issues with the lighter promptly to avoid battery problems.
Would a coil pack drain the battery?
Yes, a faulty coil pack can drain the battery. If a coil pack is malfunctioning, it may cause the ignition system to operate inefficiently, leading to increased power draw from the battery. Additionally, if the coil pack is shorting out, it can create a parasitic drain, resulting in a dead battery over time. Regular checks and maintenance can help prevent these issues.
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.
Could the air bag system cause a drain on the battery for a BMW?
Yes, the airbag system in a BMW can potentially cause a drain on the battery if there is a malfunction or a short circuit in the system. Components such as the airbag control module or sensors may continue to draw power even when the vehicle is off. Additionally, if the airbag warning light is illuminated due to a fault, it could indicate an underlying issue that might contribute to battery drain. Regular maintenance and diagnostics are recommended to prevent such issues.
Why does the samsung behold battery drain so fast?
Your bluetooth may be on.
What would cause a battery drain on a Ford Fiesta?
Battery drain on a Ford Fiesta can be caused by several factors, including leaving lights or accessories on when the vehicle is off, a faulty alternator failing to charge the battery properly, or a parasitic draw from malfunctioning electrical components. Additionally, an old or weak battery may struggle to hold a charge, leading to frequent drain issues. Regular maintenance and inspection of the electrical system can help identify and address these problems.
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 does my 1999 vw beetle new battery drain?
A new battery in your 1999 VW Beetle might drain due to several reasons, including a parasitic draw from electrical components that remain powered when the car is off, such as lights, radios, or alarm systems. Faulty wiring or a malfunctioning alternator could also cause the battery not to charge properly while driving. Additionally, if the battery is not compatible or has a defect, it may not hold a charge as expected. It's advisable to have the electrical system and battery tested by a professional to identify the root cause.
