An automotive battery is a type of rechargeable battery that supplies electric energy to an automobile. Usually this refers to an SLI battery (starting, lighting, ignition) to power the starter motor, the lights, and the ignition system of a vehicle’s engine.

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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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Extra batteries charger

I purchased a new brand GM C Suburban. I need to install a 8 cameras and NVR security camera system, 55" monitor, and 2 laptops in this SUV. We want to design this car as a mobile security office. I ...
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42 views

Should i check quantity of battery liquid?

The battery of my Nissan Tiida is similar to the ones in the pictures below. Should I check if there is enough liquid inside? and in case it needs, should I add distilled water?
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363 views

Car keys off but fuse still lights up the tester when set to ground

So normally when you want to test your fuses, you set the car to on and put the tester clip to ground then put the tester's lead on the fuse. if it lights up then the fuse is working. Well, even when ...
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1answer
22 views

Ford Explorer Dash Light

So my battery light on my 2004 explorer is coming on intermittently (block light with a plus and minus symbol). Recently my battery died while I was at work, and after I got a jump I took it to ...
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1answer
23 views

Battery dash light comes on when starting car then disappears while driving

2002 Honda Civic EX here. When I start my car, my battery dash light has been staying on usually until I get onto the highway, then it will turn off. If I hit a stop sign or red light, then it'll ...
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5answers
658 views

Adding a additional battery to car

I have purchased a brand new Toyota Innova. I need to install a a mac mini, 2 laptops and make this car a mobile office. I need to know if I can install another car battery in parallel, and will ...
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1answer
64 views

Cola vs Baking soda vs Water to clean battery, and what should be used afterwards?

This questions is to extent the following question Should I use coca cola or baking soda + water to clean my battery clamps?. I have heard of using both Coke and baking soda to clean battery clamps ...
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3answers
38 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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2answers
42 views

Should I get a battery tender for a car not used for long periods of time?

Could anyone please help me? I have a Honda Civic 170i car in South Africa which I keep in storage for long periods of time while I'm working in the UK. I'm going back to SA in August for 2 months ...
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2answers
70 views

Battery dies frequently

I've had my 97 civic for a year now and the battery died about 3 months after I bought the car. Each time it died, I'd kick start it, drive for a few days, then it would die again. So I went to the ...
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2004 Ford Escape battery light comes on intermittently - what likely cause(s) are there?

I have a 2004 Ford Escape Limited on which the battery light has been coming on randomly for varying amounts of time while the vehicle is in active operation. I have checked the battery cables and ...
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2answers
67 views

Unknown part fell out of my motorcycle

So I was taking the battery out of my bike (99 Honda Shadow 750 ACE) to ship it this past December, when two parts of the bike I'd never seen fell out from somewhere near the battery case. They sort ...
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1answer
14 views

Please advise on check gauges light on and battery gauge reads zero

Saw this thread while investigating what sounds like the same problem with my jeep. The check gauge light came on and my battery gauge bottomed out. But weird thing is, it ran fine. I drove it a few ...
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1answer
63 views

Are there any modern diesel engines the require electricity to continue running?

I was reading this question about an owner checking the alternator by disconnecting the battery, which is an easy way to validate on a gasoline engine. The single answer assumes that the OP is ...
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3answers
10k views

Is there a way to put Prius with dead battery into neutral?

I own a 2010 Prius. It has a dead battery, front facing forward in my garage. I do not have long enough jumper cables. I’ve searched the Internet. Did Toyota really create a car that cannot be put ...
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1answer
65 views

Car Battery Dying Overnight - Disconnected

I have been having trouble starting my car (needed to jump it twice, once in the morning, and once in the afternoon). Sometimes it would make a clicking noise when trying to start or it would be ...
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2answers
48 views

Battery running flat on a regular basis

I drive a Vauxhall/Opel Astra Mk5 1.8l SRi, registered in 2004. For 2/3 months now I've been having to keep a spare battery in the car as the car battery is running flat. My first thought was that ...
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2answers
73 views

My battery was too low, and now my check engine light is on

I've noticed it in the last year (2013) that my 2008 Jetta with the original OEM battery would be taking a little longer to start than before, sometimes (but very rarely) not starting in the amount of ...
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2answers
1k views

Electrical problems due using battery charger as a jump starter

I have a 2003 honda civic, and the car battery went dead on me. I didn't have a jumper cable with me, but I had a car battery charger. So, I hooked it up to the battery and tried starting the car. ...
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2answers
664 views

My car won't start. Is it that I ran it without coolant or is it my battery?

Sunday I didn't use my car. At 9pm I moved it across the street because the street sweeper was passing on Monday. Monday morning at 8:30am my car doesn't start. I remembered that I haven't checked ...
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2answers
919 views

Rover 25 - My battery light starts flickering on/off on the dashboard

My girlfriend noticed this yesterday and thought it was odd, it stopped but started happening again this morning on my way to work, I think its a V plate.... "as I’m driving along my battery light ...
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2answers
208 views

dead battery 350z limited possiblities still eluding what is it?

So one night i parked my car and the next morning it was dead. It cranked like a half then 1/4 then nothing barely enough for lights on dash. I boosted it and it fired right up ran fine. Turned it ...
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3answers
512 views

Should I use coca cola or baking soda + water to clean my battery clamps?

The clamps that are attached to the car battery are corroded, I was told either of these liquids will work. Which one is better? Is there a how to guide on the exact steps I need to take? With my ...
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1answer
65 views

Battery won't hold a charge. 2001 Ford Mustang

2001 Ford Mustang V6. Bought brand new battery in Nov 2013. I tested the core of the alternator at the same time as buying the battery and it tested good. I also switched out a relay in the engine to ...
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1answer
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89 jeep cherokee will run but when i turn it off and try to restart it the battery is dead

The battery is still good and the motor will keep running when you disconnect a terminal. Can my alternator be bad? If not I'm also thinking a dead short? What is the best way to find out?
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283 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
67 views

Battery voltage slightly low. Especially when the car's been sitting for a while

My car is a 2004 Mazda 3. This happened with the last battery I had as well as this newer one. Basically if I leave the car sitting for 2-3 days without driving it, it doesn't have the voltage to ...
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1answer
65 views

2005 BMW X3 Cranks won't run

2005 BMW X3 won't start after extremely cold weather. I replaced the battery and tried starting with spare key. The engine turns over but still won't start. It was running fine before cold weather. ...
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1answer
222 views

Using a car with an inaccessible negative battery terminal to jump start

When trying to jump start my Volvo XC-60, I came across a very unexpected problem. I tried to use our 2nd vehicle, a 2010 Ford Escape, as the assisting car to jump start mine. But when I looked at ...
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0answers
21 views

How can I test a car battery [duplicate]

I have a 2010 Volvo XC-60 that I purchased used about a year ago. Given the vehicle had extremely low mileage when I purchased it and was only 3 years old, I imagine that the car still has its ...
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2answers
432 views

Dead battery — is there anything else that caused this?

My battery went dead yesterday. I couldn't hear the usual cranking sound of starter. Just a faint click when try starting the engine. Replaced the battery, then all was fine. I tested the voltage ...
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How to maintain a sometimes-used vehicle?

My daily commute changed from 9 miles to 9 feet when I started working remotely. That means I very rarely drive my car much. After a particularly hectic month, I didn't drive for about 4 weeks and ...
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230 views

What happens if a dry charged battery is used without electrolyte?

I bought a battery today for my scooter. The mechanic fitted the battery into the scooter and it seems to be running fine. But when I noticed the battery's box later on, it said "Dry Charged" and on ...
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1answer
135 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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2answers
115 views

2005 Mercury Montego securilock appears stuck

I've got a 2005 Mercury Montego that wont turn over. You would think the thing is complete dead, lights don't turn on, power locks don't work, but the battery is full. What does happen though is a ...
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What could cause my Honda Civic to not start? And how can I address the issue?

I need help trouble shooting my honda civic. It will not start. I was driving it earlier today and I went to drive it again when it would not start. I'm glad I was at home when it decided to quit. ...
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2answers
153 views

Do I need to replace a battery that failed once but now seems to be testing successfully?

The winter temperatures were very low overnight in the area recently, with a low of -8°F/-22°C. When I went to start my 2007 Toyota Prius that was outside that night, it wouldn't start on its own. I ...
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Battery drains by itself when vehicle is parked (parasitic draw)

A 1998 Jeep Grand Cherokee has gone through 3 batteries in the last 3 months. While they have all been replaced by warranties, it'd be nice to get the problem solved permanently. I've tested the ...
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4answers
111 views

Is a bad battery bad for other components too?

I think my battery is on the way out - on cold mornings, it turns the engine over very slowly to start with, and takes a number of turns before the engine finally starts. This has been the case for a ...
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4answers
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What precautions are needed when charging a car battery in an apartment?

Suppose a car owner lives in an apartment building and parks his car nearby. He wants to detach the battery, bring it home and charge it with a mains-powered charger indoors. How to properly handle ...
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2answers
160 views

Could less than optimal battery charge prevent starter bendix drive from engaging flywheel?

With a less than optimal 12.2 volts at the battery terminals and the bendix drive at the starter failing to pop and engage the flywheel, would battery charge be a likely cause of such a failure? Or ...
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3answers
174 views

06 Ford Escape Dead Battery Keypad Entry

So, the Escape was sitting in the parking garage for a couple weeks with the keys inside and no spare available (don't ask, this is a shared company vehicle with keypad entry). The keypad isn't ...
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5answers
6k views

How many amps should my car be pulling while it is turned off?

I've recently started having a bit of trouble with my car. I typically drive my car to and from work each day. A couple weeks ago I went on vacation and when I returned, my car battery was as dead ...
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2answers
2k views

How do you remove or even get to the car battery on a 2012 Honda Odyssey?

Summary How do you get to the battery on a 2012 Honda Odyssey, given that it is blocked by some type of intake tube**? **Edit: this used to say exhaust but I changed it to intake tube, given ...
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140 views

My 2000 Chevy impala won't start

At first when I tried to start it the lights came on and the check engine light came on but no start. Now I get no reaction at all. Need help
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3answers
138 views

Is there a risk of a spark igniting hydrogen when removing or installing a battery?

Guides to jumping a car with a dead battery commonly advise that the cable from the negative terminal of the good battery be connected to the chassis of the stalled car rather than to the negative ...
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121 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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2answers
48 views

2007 MKZ Engine Won't Turn

The engine turn has been "weak" the last week or so. This morning it was kinda cold and it wouldn't turn at all; I'd hear a slight buzzing sound and the dash lights would kind of flicker when the ...
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5answers
7k views

RPM and duration to recharge a battery?

My car had been sitting for a while without being driven. The battery now has a weak charge but it can get the engine started (barely). I would like to charge the battery by running the engine, but ...