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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Toyota Celica battery light on but alternator appears okay on visual/auditory inspection

Today the battery light decided to rear its head on my Celica. I know this normally points to the alternator, but given that I just replaced a bad alternator in my Chrystler, I can tell what a bad ...
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2answers
18k views

diagnose faulty voltage regulator causing battery overcharging?

I've been having an issue with an '03 Toyota Echo. The alternator died (at least that is what I thought) as the battery kept going flat. I found an alternator at a wrecker and fitted it, and I ...
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3answers
12k views

Battery light comes on after starting the car. How big of a problem is this?

On my way to work this morning, the battery light came on. I would say it was about 2-3 minutes after I started the car. My drive to work is only a 10 minutes drive, and the light was on the whole ...
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1answer
500 views

2002 Altima: Battery and Gas Pedal Issues Same Week

Car Info: 2002 Nissan Altima 2.5L with about 140k miles on it. The symptoms: On Tuesday of this week the car is in a parking lot, we return to the car, it starts and idles but when the accelerator ...
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2answers
616 views

Charging battery on BMW 320ci 2003

I left my BMW unused for 6 weeks. Then I started the engine for 10 seconds and turned it off. A few days later I started the engine and drove it 10 metres and turned it off. Then I attempted to start ...
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1answer
5k views

How to track down an intermittent battery drain?

I know there are several questions on here about finding the source of a battery drain (like Battery drains by itself when vehicle is parked (parasitic draw) ). However I don't think the answers ...
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1answer
760 views

Battery replacement on 2001 Chevy Venture

I have a 2001 Venture that needs a battery replacement. Will disconnecting the battery activate the Theftlock system in my stereo? My impression is that the VIN is stored in flash memory, so a ...
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2answers
105 views

Battery Explosion - What are the reasons a battery would explode?

A long time ago, in a galaxy far, far away, I saw a battery explode. I was about 100 feet away and two mechanics were jump starting a Harley Davidson from a truck. The operator of the truck was ...
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1answer
116 views

Wiring Harness / Fuse Panel Repair

I have a 2006 Dodge Magnum and a friend of mine was changing the starter. Forgot to unhook the battery. And when the hot wire on starter grounded out it Melted the Negative battery cable until it ...
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1answer
246 views

Diagnose and Handling of Frozen Batteries

So, it's been cold in the midwest. Actually it's really never been consistently this cold outside of Duluth and this means when jumping a dead car it's not a bad idea to consider if the battery is ...
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votes
1answer
7k views

how fast does the alternator charge the battery?

It would appear that the common word of wisdom is that car alternators provide 50A of output. I actually looked at the supposed specs for my 2008 Jetta 2.5L on the internet -- a compact car -- and it ...
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votes
2answers
375 views

Mk5 Golf TDI with battery drain and brake lights coming on on their own

I have a 05 Mk5 Golf TDI. I have to jump it in the mornings as its battery is dead, but it will last all day if I'm driving it. It will start straight up if I stop for a hour or more, but if left over ...
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votes
2answers
172 views

Why did replacing the battery eliminate these symptoms?

I have a 2006 Honda Civic SI. It was slow to crank when starting up, and while driving, electrical systems progressively got worse (radio would turn off and on, power steering would stop, and then ...
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votes
1answer
30 views

2004 mustang v6 new altenator and battery

I just changed out my alternator and got a battery last week. We can jump the car and the car will drive. While I was letting it just sit to run to charge more the car cut off and nothing happens. ...
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votes
1answer
113 views

Switched battery terminals when installing, 2008 Chevy Cobalt

2008 Chevy Cobalt LS I was installing a charged battery and accidentally put the positive wire on the negative terminal and then as soon as I touched the negative wire to the positive terminal I ...
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1answer
1k views

Car won't start - replaced alternator - didn't help

I have a 5-6 years old Mazda 6 2010, 2.5L engine. My car simply won't start. I had this issue yesterday, so I called roadside assistance and they were able to jump start my car. I drove straight to ...
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votes
1answer
64 views

How to dispose of battery terminal clean up leftovers?

Today I cleaned up the corrosion on the terminals of my car battery. I have a 2010 VW Jetta. I used a toothbrush and baking soda mixed with water to clean the battery terminals. Now the terminals ...
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votes
1answer
71 views

Battery terminal connection issue

I have a dodge caravan 2012 and I recently got an electronic anti-rust device installed. 3 weeks after, I experienced a first problem. I started the engine then it stopped after 2 seconds. I ...
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votes
2answers
56 views

Need help with my 2004 Volvo S80

I am having a problem with my 2004 Volvo S80 ... In the mornings when I go to start my car, I get a message skid service required ... Then after I mess with it a little bit the message goes away ... I ...
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votes
2answers
1k views

would a sulfated discharged 12V battery charge at 12.5V?

I got a Stanley FATMAX RE-CHAGEiT 8AMP Automatic Battery Charger & Maintainer from Walmart for 29,97 USD, which appears to have three states of charging the battery -- detecting the voltage, rapid ...
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votes
1answer
525 views

Remove battery panel on Yamaha Cygnus 125 2010

I have a Yamaha Cygnus 125 bought in 2010. I need to recharge / change the battery, but I am unable to remove the cover panel. The battery is situated in the back, under the seat. The panel got two ...
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1answer
383 views

2001 Mazda Protege — Battery Charge Problems

For the past year or so, I've had to manually charge the Protege's battery before going anywhere, every single day. Either the battery is not "holding its charge" or there's a component that's ...
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2answers
506 views

Intermittent no crank issues

My girlfriend has 2003 VW Beetle (2.0L, 5-speed manual). Sometimes, when you turn the key to crank over the car it tries to turn over but then hits a wall. No clicking happens at all. It starts to ...
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1answer
242 views

2000 Dodge Intrepid electrical problem

I accidently let the battery power cable touch the frame of the car and it sparked. Now my car does not light up dashboard or anything type of power. I tried jumping the car and still no sin of life. ...
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0answers
43 views

Battery Draw while car is off at 3.24

I have a 2007 Saab 95 wagon... For about 6 months at random about once a month my car has been dead. After calling AAA and they told me there is a draw from the battery at apx 3.24 which is should be ...
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0answers
69 views

Problems with starting my Motorcycle [closed]

I have a Honda 2003 VTX 1300 S Retro that will not start without a jump. I just purchased a new battery on line (Chinese) for this type of bike charged it and still getting the same results as before. ...
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votes
0answers
237 views

97 Jeep Cherokee check gauges light came on and then my battery gauge dropped down to 9 didn't lose any power?

I'm so confused I had just left my house and got 3 blocks away and my check gauges light came on, then my battery gauge dropped down to 9v. My Jeep didn't lose power, and the radio, heat, lights and ...
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0answers
129 views

my 02 Hyundai accent keeps blowing the ignition fusable link keeps blowing

My 02 Hyundai accent keeps blowing the ignition fusable link. What could cause this? We just recently replaced the alternator and battery and it was fine when I parked it, then for some reason the car ...
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votes
0answers
28 views

Why has my battery gauge on my '94 Ford Thunderbird stopped working?

Today the battery gauge stopped working and the needle rests just before the 0. The car itself cranks, starts, and sounds like it always has. However, there used to be this intermittent buzzing noise ...
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votes
0answers
44 views

Negative surface charge?

At about 20°C, there has been a situation that the OEM battery in my '08 Jetta was not capable of starting the car at all (virtually no movement of the starter at all), after being used for at ...
2
votes
3answers
389 views

Are inverters bad for your car?

I bought a Duralast 130W inverter and it says 260 peak watts and it plugs into the 12V cigarette lighter. I want to charge my HP laptop with it. Is it bad for the car?
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votes
3answers
789 views

Would leaving a battery booster with only one terminal connected harm it or the battery?

I have a 2003 Mitsubishi Diamante, and I keep two battery boosters in the car "just in case". My son recently bought a car that had problems starting. He has used both my boosters on his car and ...
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votes
2answers
2k views

Do the specs of my new battery need to exactly match the old?

I have the following values on my car battery: 12v 71ah 580cca When looking for a new battery, do I need to ensure I get one with those exact values, or can it be different? For example, would the ...
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votes
3answers
11k views

Can I charge a Car Battery with a Motorcycle charger?

Car battery to be charged is a DIN66 which I think is about 65ah. I have a Motorcycle charger which says it can be used on cars; it suits batteries from 4 ah to 40 ah. Does this mean that it can ...
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votes
3answers
284 views

Do all 12V batteries produce the same amount of current?

I have a car battery which is roughly 12 V. Sometimes, I will not use the car for a week (I bike instead), and the battery voltage drops to 9.5 V ~ 10 V. This low voltage makes it hard to start the ...
2
votes
2answers
676 views

Can an improper jump start cause damage to the starter motor?

Can a charger pack applied to the wrong terminals cause damage to a starter motor on a car. This was done resulting in a loud bang, flash and smoke inside the vehicle. What other damage could have ...
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votes
1answer
86 views

How did the tyre shop flatten my battery?

I bought a 'new' (2004) Subaru Forester last week. The other day, I took it in to have the wheel alignment checked, and once they had finished aligning it, they came back and said "the battery was ...
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votes
2answers
79 views

Boot Liner Mat not drying after battery leak

I kept my old replaced battery in my boot to carry it to recycle store. The battery water/fluid leaked all over the boot liner mat. There is no damage to the mat whatsoever but it is not drying. It's ...
2
votes
1answer
7k views

Car always takes several attempts to start, what's the problem?

Recently (since the beginning of the winter), my car has been taking several attempts to start every time I use it. Several factors about the car have changed, so it's hard for me to tell what's ...
2
votes
2answers
158 views

What is the amp-hour rating of 2014 Kia Soul base?

I'm going to be doing some camping out of my Kia, and want to make sure I will not run the battery down if I power various gadgets over night via the power adapter ports. Specifically, I need to run ...
2
votes
4answers
666 views

New batteries with acid at 80% charge— if I run then tend, will it bring it up to 100%?

I have read that, when you add electrolyte and acid to a new battery, it will then be at 80% of max charge. You can put the battery in your bike and it will turn. However, it's highly recommend to ...
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votes
2answers
93 views

Battery shorts when key is turned quickly

My friend has a newish (~2009) Toyota Tacoma that apparently can short the battery when he turns the key from off to start too fast. By short I mean, when fully charged the truck will click once like ...
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votes
2answers
62 views

Jeep stalls a lot has trouble idling after battery pulled for a long time?

I've had this a problem a lot with this vehicle. I have a 99 Jeep Wrangler TJ. I believe the car's computer has a battery that is a dead (like a watch battery). For some reason when it stalls or when ...
2
votes
1answer
54 views

Different Battery Voltage

What are the different battery voltages trucks work with? I am aware of 12v and 24v batteries, are any any systems that work with voltages above 24v? Can i safely get a 12 or a 24v system on any ...
2
votes
2answers
151 views

Does intermittent starting difficulty indicate alternator or starter?

Tl;dr: Car is having trouble starting, and I'm wondering how to determine if it's the alternator or the starter. I don't experience the longer turn over times of a typical starter malfunction, but I ...
2
votes
2answers
73 views

Viable replacements for lead-acid batteries?

Given the state of battery technology, is it viable for either motorcycles or cars to replace the original spec 12V lead-acid battery with a different type of battery? My question comes about as I ...
2
votes
1answer
196 views

Car and bike. How to keep it in good condition when unused for two months?

I've seen this post, this one and this one. But what about a bike like a Hero Honda Splendor+? Apart from keeping the fuel petcock off, what else should be done to ensure that the bike runs fine after ...
2
votes
3answers
145 views

car not starting after few km

In the morning my car starts in a single quick shot. After traveling for few KMs if I switch off car and try to start it, it does not come up. I can hear a small tick sound every time. Some times I ...
2
votes
1answer
170 views

Car stalled and restarted after some minutes

I have a very old car which uses mechanical transmission (Maruti Zen) Recently while driving on the road, I switched off the engine because of heavy still traffic. I forgot to turn off the head ...
2
votes
1answer
643 views

Battery dies over weekend

This is about my Nissan Altima 2.5S. I drive it to work and drive back to home every weekday. My workplace is 10 miles from my home and it's about 20 minutes' ride single trip. Other than that the car ...