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Questions tagged [battery]

A rechargeable device most often made of lead plates covered in an electrolyte and protected by a plastic shell which supplies consistent electrical energy to a motor vehicle. Often referred to as an SLI battery (starting, lighting, ignition). Powers starter motor, lights, and ignition systems of a motor vehicle.

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Filled a battery with distilled water and trickle charged for days

The starting voltage was 10.5 volts and when I left it charge at a 2Amp current it took a day to get to 11 volts and another day to get to 11.5 volts and would not go any higher. I took it off charge ...
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Engine will not start after battery and terminal replacement

My standard 2011 Kia Soul’s positive battery terminal became very corroded and after having to jump it in order to get it to start, I took it to Walmart for a new battery. After they replaced the ...
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corsa 1.2 2007 drain battery

I have corsa 1.2 2007 keep losing charge. in the morning start normal. but in the evening not start I try with new battery same things when I plog off the battery wire on the evening car start normal ...
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Alarm System in 2008 HHR Keeps Alarming After Battery Test

I have an 2008 HHR and after a battery test by machine, my alarm system continued to go off all through the night. Does the battery cables or tester have anything to do with the alarm system? Seven ...
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headlights not working but they do if jumping battery

im guessing the solution is to replace the battery but i dont want to spend $100+ on a battery if that is not the fix. here is the scenario: headlights stopped working so i bought some fuses and ...
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103 views

Auto rickshaw battery

Can anybody help me in battery selection for auto rickshaw ? My engine is CNG engine suitable for 3 wheeler auto rickshaw. 1) My current requirements are= 23.6A (Vehicle+Engine required electrical ...
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265 views

Should a 2004 Mazda 3 run after jumping when battery has a dead cell?

I have a 2004 Mazda 3. It got a new battery just over 2 years ago. About 8 months ago, the alternator died and I had that replaced and everything seemed fine in the months since then, including as ...
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41 views

Confirm battery condition after conflicting test results

I drained my battery using it to power a small electronic device for about an hour with the engine off. I called for roadside assistance. After they got it to start and run for a few minutes, they ...
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1996 Subaru Not Starting

My friend owns a 1996 Subaru Legacy Outback. I recently had to drive the car, but when I tried to start it it wouldn't start. When I removed the key a loud clicking sound came from somewhere behind ...
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538 views

How long can a battery last with a maintainer?

How long can a 600 CCA battery last with a maintainer on it and gentle, weekly use of car. This is a 2011 Grand Sport with battery in trunk. The maintainer would be running 24/7.
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2004 Prius needs 5k worth of work. Should I invest in this old car or a new one? [closed]

We have a 2004 Toyota Prius that needs a new hybrid battery, and other work. Total cost is about 5k. What would you do? Repair the car and maybe it will continue for another 10 years, or invest ...
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Car won't start without disconnecting both battery posts

I have a 2001 Mercedes E430. I'm having problems getting it to start. Usually, I have to get a boost to get it to start. But I just discovered that disconnecting the battery completely gets it to ...
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Dashboard lights dim when I step on accelerator

[Car: 2001 Kia Sephia, ~107,000 Miles] I just got a new alternator put in my car, plus had a lot of other work done. Now I notice my lights are dimming on the dashboard when I step on accelerator and ...
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1answer
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Help! Removed the wrong terminal and sparks flew…am I screwed?

I was trying to clean the battery terminals but I didn’t realize I had to loosen the positive terminal clamps first. I stared loosening the positive terminals and my wrench hit this other bolt (...
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Delco battery code

I have two new Delco batteries and the code reading methods I have seen don't seem to work. there is an etched number in the top 7MKD27, then there is a sticker P0585 with group number on the ...
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2011 Chevy Impala was inactive with dead battery for 3 months! I have tons of problems now! Help!

In late December 2017, I discovered my 2011 Impala wouldn’t start. My boyfriend and I jumped it with our other vehicle and it worked. We disconnected the cables and left it running for a while. We ...
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146 views

charge SLA battery while using it

I will add a small auxilary battery (lead acid 12V 2.4Ah) on my car for me head unit to be able to crank the engine and not turning off the system. Now, if I crank the engine while the unit is on, it ...
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Car starts with Trickle charger and Battary, can start on a boost but not on battary alone

The battary on a chevrolet cruze is displaying an output of 15 volts and recharges from the alternator. However the car needs assistance from a boost or trickle charger to turn over properly. The car ...
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2answers
236 views

2000 Chevrolet S10 dies, won't stay on after jump-start

My Chevrolet S10's battery light kept coming on while I was driving, and today it was driving just fine all day but when night came it died on me. I saw my dash lights began to dim so when I came to ...
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5answers
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Simplest installation of car-powered car-pc

Am posting here as this question seems to be considered off-topic on both the electronics and the Raspberry sister sites. Would like to install a carputer (Raspberry Pi), and am wondering about the ...
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1answer
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Will changing the stator help sustain electrical accessories?

I have music on my motorcycle and LED lights. I find myself charging my battery a lot. So do I need to change the stator or alternator to help hold the power for my accessories or the regulator?
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03 BMW 540I M package Charging System issue

I purchased this vehicle in October 17, 90 thousand original miles 3 different owners according to carfax. Car was in perfect condition, I personally kept in garage and rarely got out for the first ...
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Electrical problem 2001 VW Golf: intermittent battery failure?

(This is my first question here so let me know if it is off-topic or not enough info provided, or otherwise inappropriate for the forum and I will delete it) I have a 2001 VW Golf which has started ...
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2answers
208 views

How often do i need to drive my car when it's cold?

My Volvo S40 -00 with a 12v battery has been standing still in a cold garage since Thursday, it has been around -6 at night and -4 and -7 degrees celsius each day, how often do i need to drive to keep ...
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second battery for entertainment system

I have installed an Android entertainment system in my car. The problem is that it gets activation signal through ACC line and it turns off while cranking the engine. I will use the ignition line to ...
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1answer
6k views

Battery is dead in my trunk and I can’t get to it [duplicate]

I got a 2005 Chevrolet Cobalt and my battery is dead. The battery is in the trunk. I tried pushing the trunk release button and it doesn’t work. I don’t have a key to my trunk or I’d obviously use ...
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2answers
80 views

Charging a leisure battery with a small generator

I'm wondering if it would be ok/ advisable to charge a liesure battery with a small generator like: HONDA EU10I 1.0 KW QUIET RUNNING SUITCASE INVERTER GENERATOR (PETROL) and if not why?
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What is battery corrosion material?

I changed the battery in my 2005 Volvo S80 back in August 2016. There was an old Genuine Volvo battery with a sticker date of 08/2006 that was removed. The battery posts and cable clamp were in ...
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3answers
4k views

Can a lithium-ion battery really start a truck?

There are some compact lithium-ion powered devices on the market that claim that they can start cars and trucks. Youtube is full of videos with reviews and people actually starting cars with them. And ...
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2answers
9k views

Does disconnecting the battery have negative side effects?

A recent answer at a sister site suggested disconnecting the battery routinely. I often disconnect my battery before embarking on a hike. Especially if I am in a remote location. This is a nice way ...
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1answer
110 views

Car battery disconnection for charging

I have read many discussions about this, but I have been unable to find a definitive answer. Many people say that it's fine to use a standard household (cheap/dumb) 12V 4A battery charger to charge a ...
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134 views

Bike restarts it's electronic equipments!

Looks like I have many issues with my motorcycle. Yesterday night my motorcycle stopped twice while I was on my way to home. On my display everything turns off and turned on by itself. And the battery ...
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363 views

Dodge Grand Caravan (2006) electrical issues / won't start

I'm having trouble starting my car. First of all, the battery is empty. All I hear is click click click click.... The battery is relatively new, bought it last fall. I borrowed a jump start kit and ...
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2017 Accord Sport

Having issues with battery dying all the time. Had to get a boost 5 times in last 8 days. Dealership is brushing it off and saying battery is fine. They tell me to start it before bed for a bit as it ...
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2answers
294 views

intermittent slow starter cranking on saab 9-3 diesel

Sometimes , usually after a long run the starter turns very slowly like it has a flat battery. If I am lucky turning the key again a few times it will turn the engine at normal speed and it starts. It ...
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1answer
66 views

Motorcycle battery empty after driving?

I had a strange problem with the battery of my motorcycle and I'd like to understand what was going on from the physical point of view: When I started the motorcycle in the morning (or better: after ...
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1answer
2k views

battery light comes on mazda tribute

2001 Mazda tribute v6 with a NEW alternator. Will start from beginning to be clear. Original alternator went out 3 years ago. Was replaced with after market, this worked for 3 years, was replace ...
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327 views

Does low alternator load create more heat?

For example, it seems switching from some high wattage headlights to much lower wattage LED's frees up more of the alternator's power capacity. But, does this mean the alternator (or other electrical ...
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1answer
269 views

Car is intermittently completely dead then is fine after a little while

I have a 2008 Pontiac G5. The battery is about 7 months old and I had it tested and it is perfectly fine. Connections to the battery seem solid and clean. However, intermittently when I try to ...
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1answer
85 views

how to install dual battery in car

i live in Ulaanbaatar the coldest city and i own a hyundai verna 2006 with 1.5 turbo diesel engine. i replaced it's 12 v 80 Ah battery and glow plugs about a 3 month ago. last night we had -40 c and ...
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2k views

School bus conversion to Electric [closed]

I would like to start with a new project to convert a conventional school bus (approx 50 seater) to electric. The idea being that most School buses in my region are diesel which is ofcourse going to ...
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2answers
114 views

Smart charger putting out too much voltage?

Hello I bought a smart 2/4/6 amp smart charger to charge my marine and motorcycle battery. When I plug it in to charge it get up to 15.7 V is this going to wreck my batteries? I always thought ...
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1answer
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Charging 12v car battery with 12V 2A power supply

My car battery gets dead if I don't use the car for 10 days or more. Is it possible to charge it using 12v 2A power supply of my dth set top box. ? EDIT: Just measured the voltages using DMM. Car ...
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3answers
78 views

Battery on extreme cold not enought power to start engine

my Chevy Cruze 2011 on two of the past extreme cold days (Canada), the temperature was on -32 to -38, didn't have the power to start the engine. The two times happened after using the car for about 30 ...
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2answers
5k views

Blew the fuse for the battery

I have a 2012 Toyota 86 and I accidentally put the negative on the positive and a spark went off and I blew the fuse on the battery. Image below. Look at the little red line that's where the fuse ...
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1answer
37 views

Change a new battery without driving for three months or wait

My car battery is getting old and I am ready to change it. However, I won't be able to drive my car for three months or more. Should I change car battery now and let the battery sleep for three ...
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2answers
193 views

Mysterious short circuit tripping circuit breakers

I own a 1992 Bluebird bus which has a Hurri-Hot heater that recently stopped working and I'm running out of ideas why. When I turn on either switch to activate either of the two fans, a circuit ...
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2answers
2k views

Can hybrid cars be driven regularly without their battery?

I really like hybrid cars e.g. Toyota Prius ... but I would like to drive them without their battery so that I can drive them only on petrol and don't have to worry about battery maintenance / ...
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1answer
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Extra battery in the engine area of newly purchased used vehicle. How do I know if it is useable?

I recently purchased a 2010 Escalade which came with an extra battery in the engine area. I've never had a vehicle with a spare battery. It is still wrapped in plastic. How do I know if it is useable? ...
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476 views

2004 Kawasaki Ninja EX250. Power Issues

I was riding and my bike turned off at random and no car jump will jump it. I turn the key and there is no power at all. I have a fuse checker from my truck and I get no light on any of my fuses. When ...