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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 ...

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What is this sounds? Car won't start

I've been having trouble with this car and keeping the battery charged. It's winter and the car doesn't get driven, lately I've decided to run it a bit every night. Tonight my wife tried to start it ...
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Opel astra H 1.6 16v 2006 battery and check engine light

I have an Astra H 2006 1.6 16V, and battery light and "check engine light" came on so I took it to the mechanic (in Sweden). They said it was an alternator problem (which I also thought to be the ...
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Flickering lights and battery light. I have a new alternator and battery, what's wrong?

I have a brand new alternator and battery. I needed them both replaced. I drive a ford fusion 2010. The battery light is still on and the lights are flickering again, one month into having my new ...
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1answer
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Replacing 2011 Hyundai ix35 battery

Does disconnecting the battery from ix35 affect the ECU? I want to disconnect the battery myself and have it tested by a mechanic. I wondered if disconnecting it requires extra care. I understand that ...
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Is my car battery charger not working?

My old car battery died because I leave it parked too long. I replaced with new battery and this time hooked a solar trickle charger to it to keep it from discharging. (it's parked in public space) ...
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29 views

JB Weld & Acid Battery Repair

Trying to repair a crack on plastic casing on a everstart 12 volt battery after trying to connect something to the right terminal that didn't fit properly. Did some research ans decided to give JB ...
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1answer
29 views

Pontiac Grand Prix won't start, horn would honk, electrical system goes crazy

Some facts: My dad has an aftermarket Remote Keyless Entry Not aware of any aftermarket theft system, does not use keyless start He's used 410 watt power inverters through the cigarette lighter but ...
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Boat Alternator Charging 4 Batteries 70 Amp Draw 50 Amp Charge

This is the current situation, looking for some expert advice. Total amp draws with night time running lights + GPS + other accessories I am at about 70 amps. My alternator puts out max 50 AMPS ...
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Battery drain and possible brake fluid leak

This Sunday night I left my interior light on and this morning the car didn't even open with the remote key. My friends and I tried to start it by pushing it (I have done this before a few times and ...
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39 views

Battery immediately drains upon Negative cable connection

Experienced problems starting engine. Removed battery, checked fluid level, hooked it up to trickle charge, and it readily accepted the charge. Put it back in and reconnected both cables, and engine ...
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Alarm/horn doesn't work after new battery was installed 2006 Ford Escape

After installation of a new battery, the horn/alarm on the anti-theft system doesn't sound. Horn works fine. Remote door locking works. Anti-theft light shows 'on'.
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25 views

Charge laptop in car lighter

is there a way to safely charge laptop from the lighter? Is the power enough to charge all kinds of laptops? Will this affect the car consumption or battery life in any way?
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What are problems, if any, in connecting accessories to 12v battery in Prius or other hybrids?

I am thinking of getting a portable air compressor (for filling tires) that clips directly to the battery because it can draw up to 20A. (As I understand it, the usual max in many vehicles for the ...
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32 views

Voltage measurements with the alternator running fluctuate

I own a 1994 Mazda Protege. On Sundays, I measure the voltage at the battery terminals, and register it. First with the car turned off, and then with the car idling. The voltage with the car turned ...
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24 views

Battery light 2013 Dodge Dart

My battery light came on, my car seemed to lose power and cut off. Today I was told it was because the oil was low in the car so the computer was shutting down the engine to keep it from causing more ...
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1answer
48 views

Is it possible to charge a small auxiliary battery with the alternator?

I want to charge a small 22AH AGM auxiliary battery just to turn on some light signals. I would like this battery to be charged by the alternator while the car is running. The problem is: the battery ...
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Smoking battery when jumping from another car

Smoking battery when jumping it and when I tried charging it the voltage meter kept jumping up n Down. Also while the vehicle was running it just completely died on my 2005 Acura MDX. Does anyone know ...
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44 views

My car battery keeps dying, what should I do?

Because I used to leave my car unused for extended periods of time (couple of weeks), the battery can't remain unused 3 days without dying. And using jumper cables everytime is difficult. I bought a ...
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AC Delco Battery 4838

I don't see an encode P or S on the label for the AC Delco Battery 4838. Is this the original battery for the car or how old is it?
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23 views

Chevy cobalt battery

The battery is dead on my pontiac pursuit (same as Cobalt). The ignition won't let me have the key back, and because the battery is dead the button to pop the trunk doesn't work. I have a battery ...
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1answer
21 views

Car won't start with jump but making starting sound

Our Mazda 3 wouldn't respond to the power lock and, when I opened it with the key, it wouldn't even make a click trying to start it. When I jump started it using our Toyota Tacoma, it would start ...
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1answer
59 views

Battery went dead, charged it, took it and had it, along with alternator and starter checked, its good. Now it wont start again

Battery went dead, charged it, took it and had it checked, its good. Also tested Alternator and Starter. Got home turned it off and on and it started. Waited 30 minutes and it will not start again. ...
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Charging a 26AH Lithium battery with an idle 140 minute reserve AGM battery?

My truck has a large Bosch 94R800B AGM battery rated 140 minute reserve. I've had a lot of luck using this power. Unrelated, but I have a 1200 watt inverter installed on top that can power a wide ...
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33 views

what is the safe volts for truck battery?

I have a device for checking battery volts but I don't know what is the acceptable limit for the battery volts
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12 views

I looked for the date code could not find it on this battery the last 4 digits. Are4838 its a ac delco battery [duplicate]

Could not find a date code on this battery is there another way to determine how old it is
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49 views

Could installing a 12V radio on a JDM Simpa damage the battery and alternator, causing the alternator to put out no charge?

I am a Canadian living in France. I bought a "voiture sans permis" (JDM Simpa) for my son to go to and fro school... It is essentially a very small motor vehicle which can only go up to 80 km per hour....
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24 views

What's this odd kind of battery group size all about?

Car is a 2000 New Beetle aspirated. I am trying to figure out the battery group size. Auto parts store website "parts lookup" features tend to feature batteries that show a group size of 47, which ...
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2016 Chevy Malibu start up problems

I have a 2016 chevy Malibu with about 84,000 miles. I just bought this car from the dealership barely 2 months ago. My first issue started one morning I went out to start it and all the lights and ...
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1answer
41 views

can a brand new car battery cause my alternator to fail?

My battery cavity filled with rain water due to a leak in my tail light of my 328i bmw wagon, and when my mechanic replaced the battery he said the new one was putting out too may amps and then fried ...
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1answer
36 views

Is it normal for car battery to drain this fast or is something causing this?

My i10 ever since i got it years ago had battery problems. If left for 4 days after a short trip, it discharged enough to not start again without jump starting. If long trip then expect 2 weeks. Is ...
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1answer
25 views

Will a loose positive terminal cause damage to a car?

As I was driving my car on the usual daily commute, I noticed the dashboard started dimming as my blinkers were blinking. Scared as to what could've caused this, I stopped and opened the hood where I ...
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12 views

car battery draining over night

recently my car battery was draining over night as the music system had a problem. But now I got the music system repaired and the circuit also got changed. Even now the battery is getting drain
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62 views

Battery Corrosion

I just got my car serviced 2 1/2 months ago. Today my car wouldn't start and found out i have massive corrosion around the connectors and it looks like the connectors have been eaten thru so it doesn'...
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45 views

When turning the key to start, all lights turn off and engine won't start

My 2003 Hyundai Elantra was running just fine. Tonight, I was sitting in my car with the engine off listening to the radio for a few minutes. When I turned the key to the start position, there was a ...
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12 views

What is this code 2g31f54

How old is my Ac Delco battery with the code 2g31f54? I have been searching all over the Internet trying to decifer this? Why is it so hard to get this information?
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Causes of 2012 Honda Civic alternator not charging battery unless headlights are on

What are the possible causes of a battery charging only when the headlights are on in a car with both a new battery and a new alternator? A couple months ago, my 2012 Honda Civic LX wouldn't start ...
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1answer
12 views

Battery and lights flickering

We have a 2006 Dodge Grand Caravan. We bought a new battery and the van ran fine for a out 4 days. Then I went out to start the car and it was completely dead at first I figured someone must have left ...
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22 views

Alternator charging light on, turned itself off after about 15 minutes of driving

I just picked up a 98 Explorer XLT that had been sitting unused for about six months. I had to drive it from the SF bay area to Orange county, which is about a 400 mile drive. When I first started the ...
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2answers
45 views

Honda 2002 Accord re-set after battery disconnect nightmare

I want to get my radio/car alarm re-set and I now have figured out my special code, but am I permanently locked out? The farthest step that I get is to see the serial number (U XXXX and L xxxx, ), ...
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54 views

Hyundai Accent 2013 Battery/Alternator Issues

I have a 2013 Hyundai Accent Hatchback. I have had a recurring issue with either my battery or alternator. Here is the history of the problem: About a year and a half ago, the battery died while ...
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2answers
145 views

My car won't start after replacing the battery

My husband passed away this past December and his car sat in my driveway untouched. He kept his car in the greatest condition and made sure it had the proper maintenance, oil changes, new tires and ...
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1answer
37 views

Problems with replacing top post battery with side post version?

2007 Nissan Maxima ... Someone gave me a new delco side connection battery. So is there a surge or other danger of modifying with attaching the posts and running a positive cable extension about 12 ...
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How much should battery voltage decrease when headlights turned on (with engine off)

With a fully charged battery and engine off, I turned on the headlights (+high beams) for about half a minute. The voltage at the battery posts decreased to 12.02V. After turning off the lights it was ...
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1answer
20 views

Is it possible to use car's battery instead electric motorcycle's battery?

I want to buy an electric motorcycle but most of them are really slow. Is it possible to upgrade their battery or change their battery with car batteries after buying the motor?
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222 views

Ford Fusion 09 starts sometimes and sometimes it won't start

Recently my car has had trouble starting, well sometimes it turns on and sometimes it doesn't and i have to either wait a few minutes or sometimes it won't even turn on anymore. I changed the starter ...
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3answers
250 views

The battery in my portable jump starter seems to be dead - is it ruined?

My portable jump starter is this one from Cen-tech: https://www.harborfreight.com/3-in-1-portable-power-pack-with-jump-starter-62306.html I've had it for about 12 months and used it a few times ...
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36 views

My Lexus ES 300 2003

My car was sitting and had not been started in a month when I returned home I had AAA jump the battery. Car would turn over but would only stay on for a few seconds. Tried this twice. Also key fab ...
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03 kia spectra runs on fresh battery

Car will fire up on good battery but after bout ten minutes lights go out acts hit nrake or anything and it dies hearing a buzzing from sensor or throttle body told needs alternator belt but seems ...
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44 views

2008 Toyota Corolla doesn't start when key moved forward to “start” position

When I went to leave work tonight, the car wouldn't start. I've tried two known good keys, and cleaning the battery posts and cables where they connect to the posts. There has been no indication the ...
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Push barking start leads to loud rapid clicking in 2017 Tacoma, other electric working fine, what's wrong?

Trying my push button start with my foot firmly pressuing down the break, I was surprised to hear a very loud, rapid clicking and no engine turning over. Gave it a few tries, let it rest, then tried ...