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 ...

learn more… | top users | synonyms

4
votes
2answers
131 views

Car won't start with a perfect new battery

I have a Toyota Tacoma 2001 and my car won't start off the battery under the hood. The battery is brand new and has a full charge. It's been working perfectly for 3 months since I installed the new ...
4
votes
1answer
255 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 ...
4
votes
1answer
1k views

2007 honda cr-v dead battery, electrical fuses blown

Honda CR-V 2007 I parked this car on Friday. It would not start on Sunday and the cd changer changed a bunch every time I tried and a few other dash lights came on. It was cold during the 2 days ...
4
votes
1answer
81 views

Honda civic 2003 dead battery from cold

My Honda Civic died after the temperature dropped lower than -30°C, and will only start now when I boost it. The previous owner told me about this, and he said he replaced the battery. But now, it's ...
4
votes
1answer
640 views

how to charge a dead motorcycle battery?

I have a 1983 Honda Nighthawk but the battery has died. I also have a trickle charger that you see in this photo but I'm not quite sure what amp and voltage settings I need to use for a motorcycle ...
4
votes
2answers
3k views

What is the correct/factory wiring for a Suburban 1998 battery/alternator?

I have included a picture showing what I have now on this Suburban. Note that there is wiring not shown in the picture which is a second electrical connection to the positive side of the battery ...
4
votes
1answer
331 views

Anderson connector for car battery?

I am thinking about making a 20Ah LiFePo battery for my jeep with 4 tenergy LifePo4 cells from eBay. I will solder the terminals directly to each other, but for the leads going to the car, can I use ...
4
votes
1answer
2k views

What do battery numbers mean? E.g., 26R-5N

I went to Walmart and put my car's information (2000 Dodge Neon) into the electronic battery selector, and it told me to purchase a 26R-5N battery (which matches my current battery). However, what do ...
4
votes
1answer
338 views

What's the reason for a battery light coming on and becoming brighter as the engine revs higher?

The vehicle is a 1993 LandRover Discovery 3.5 V8. Today when I hopped in to drive home the battery light came on when I started up, and remained on. It gets brighter as the engine revs and just ...
4
votes
2answers
35k views

'01 Jeep Cherokee - Check Gauges light & low battery gauge

Bought my '01 Cherokee back in March & have had nothing but problems since; I've been slowly fixing them when I have the time/cash. However, this particular issue has me stumped (and it's happened ...
4
votes
1answer
46 views

External regulator just installed and now there is a battery drain that kills my car

My 1996 Jeep Grand Cherokee started beeping and telling me to check the battery. So I had the car tested and it said the voltage regulator was bad. The voltage regulator on these Jeeps are in the ...
4
votes
1answer
58 views

Poor battery condition, replacement required! Or is it?

I drive a 2004 VW Passat B5. Recently, my insurance company came round to fit a black box to my car as part of the terms and conditions of my car insurance policy. Whilst they were doing this they had ...
4
votes
2answers
142 views

2013 Honda Civic battery hold down bracket plastic cap wont come off

I'm trying to replace the battery on my 2013 Honda Civic. I gotta take off the hold down bracket but there is a little cap on top of the bracket nut that's keeping the cables (needlessly) secure. ...
4
votes
2answers
90 views

1998 BMW 318is excessive current draw - possible starter issue

My 1997 BMW 318is started making a whirring noise that varies with engine speed, and an electrical burning smell after driving, and the battery goes flat very quickly. I measured the current draw ...
4
votes
2answers
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 ...
4
votes
1answer
55 views

Hyundai Accent Diesel 2002 alternator works on day but not when headlights are on

I have purchased Hyundai Accent diesel 2002 four cylinder from my savings .. its start every morning but not at night when the car's headlights are on. I couldn't start it after one or two attempt . ...
4
votes
1answer
67 views

What are the cold cranking amps required to start Jaguar S type 3l petrol engine

I'm trying to find the typical* cold cranking amps required to start a Jaguar S-type 3 litre v6 petrol engine (UK) so that I can be more informed when I research batteries, boosters, chargers etc. ...
4
votes
1answer
71 views

New Case - Watered the battery and got rust on one of the engine pipe

I bought new car and I added battery water to level. But some spilled on the engine and one of pipe got effected and it has rust on it. I went to mechanic, he told me to apply diesel on it. I did, ...
4
votes
1answer
112 views

Second battery for Android Stereo

I have an android head unit that suffers (like most stereos) a power drop/fail on starting the car. While the unit is engineered to retain OS power for a few seconds, the dvd player has to restart, ...
4
votes
1answer
88 views

Alternator/Battery power question

Good Afternoon, I have a 2014 Ford Focus SE that i use as my Work Vehicle. I work in Emergency Roadside Assistance. I have to run a laptop In the car in order to direct calls to other employees and ...
3
votes
1answer
4k views

Car starts with push start but not with jump leads

Perhaps somebody can identify this issue. The car is a 2003 BMW Z4. The symptoms are: Car wouldn't start last week Jump leads did nothing Push started the car in 2nd, engine starts. Took The car ...
3
votes
4answers
260 views

Why dual motor Tesla has more autonomy?

Maybe the question is more appropriate for Electronics Stack Exchange, I don't know. In the page http://www.teslamotors.com/models if we scroll down we see the several flavors Tesla sells its Model ...
3
votes
4answers
15k 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 ...
3
votes
5answers
4k views

Would leaving the headlights on for two hours permanently damage the battery?

Today I accidentally left my Hyundai i30's headlights on for two hours. When I tried to start the car the battery was very weak at first and I had no power in acceleration. Then I turned off the car ...
3
votes
1answer
114 views

Motorbike has no power, but kick start works

First up the motorcycle in question is a Skyteam V-Retro 250 (V-Raptor in some countries). On the way home last night I noticed that my tail lights weren't working so I bought a new bulb like I had ...
3
votes
3answers
103 views

How can you use the headlights to tell the quality of your battery?

I understand that all headlights do dim briefly when you turn the engine on and that this is normal. I also believe that the headlights will dim more if the car battery is in poor condition. I hope ...
3
votes
3answers
4k views

Getting information from manufacturing code on Exide car battery

If you can help me decode the following manufacturing code on EXIDE EA640 battery, especially which production plant has made it what was the date of manufacturing Code: 3EC28K5 Perhaps 28K ...
3
votes
1answer
159 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 ...
3
votes
2answers
261 views

2006 Mustang GT: Left car for 1 week, no power when returning

I went on vacation for a week. The car was working fine before I left. I came back and there is no power. Can't turn on headlights or unlock/lock with remote, and the car gives a clicking sound when ...
3
votes
1answer
77 views

When jump starting a car why not hook up the negative on the donor car last? [duplicate]

I understand the safety concerns leading to grounding to the frame or engine for the car with a dead battery. From what I've read the dead battery is the one with a chance of venting hydrogen, but ...
3
votes
2answers
44 views

What would cause my truck to shut off during me cranking it?

My 1999 Mercury Mountaineer shut off during mid crank. It acted as if it wanted to crank then it shut off. Everything shut down. Outside and inside lights shut off. When I tried to crank it, it didn't ...
3
votes
3answers
127 views

Which car parts require more energy than the starter?

Today, my car didn't start. I think that the crank was turning over because I could hear the loud sound a car makes just before starting up but the car was not starting. Anyways, I called a mechanic. ...
3
votes
1answer
195 views

Will a 12 V cooler box significantly affect the performance/gas mileage of my car?

I have an Apollo brand 12 Volt Cooler/Warmer, designed to plug in to my car's 12 V cigarette lighter. I am wondering if the power this device uses will significantly affect my car's performance or ...
3
votes
1answer
4k 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 ...
3
votes
1answer
70k 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 ...
3
votes
2answers
792 views

Does length of jumper cable matter while jumpstarting a motorcycle from car battery as a booster?

I recently left my Harley Davidson 883 Superlow in ignition on for 8 hours, headlight drained all the battery. This was my first time jumpstart experiment. Had following few questions, happy to be ...
3
votes
3answers
113 views

How do I check that my battery receives enough power from generator?

I suspect that my battery does not receive enough power from the generator. How do I verify that? I know that involves a voltmeter, but what are the exact things I'm measuring and how? I have a Skoda ...
3
votes
2answers
176 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?
3
votes
3answers
13k 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 ...
3
votes
2answers
16k 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 ...
3
votes
2answers
785 views

'03 Mazda Tribute needs jumped every time it starts

I have a 2003 Mazda Tribute. I'm not entirely sure what the problem is with the vehicle. I suppose it could be the alternator or just a dead battery, but could also be something more detailed. I have ...
3
votes
2answers
8k 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. ...
3
votes
1answer
196 views

Wet battery durability based on how we start a motorbike engine

I have a motorbike with a wet battery. I use its electric starter to start the engine. Is there any research done by others before to prove which one of the following makes the durability of the wet ...
3
votes
1answer
36 views

Reccommended booster for 2000 Jaguar S type (3 litre petrol, UK)

I only drive this car on weekends, and if I have only done short journeys there is a risk of a flat battery. This happened to me two days ago, and standing on a street in the cold waiting for ...
3
votes
3answers
282 views

Should fuel pump noise be changing according to electrical load and RPM?

One thing that bugs me about my car is that the fuel pump noise is fairly inconsistent. Turning on the lights, aircon, defroster, etc. lowers the fuel pump speed and gives a lower pitched noise. It ...
3
votes
1answer
104 views

How much amperage is an average car battery?

So, this is in general terms... But say you have a flat battery and you wanted to start a car without another card battery? Car batteries are 12V but I'm not sure how much current they are. Do they ...
3
votes
2answers
1k views

Charging batteries thru cigarette lighter

The answer to this may be so obvious that I'm almost too embarrassed to ask; however, here goes: I have a high-end battery charger for my car which charges through the cigarette lighter receptacle. I ...
3
votes
3answers
547 views

Sudden electrical problems in 2001 Buick Century

My wife drives a 2001 Buick Century with ~130k miles. A few days ago, she was driving it home when she described that several warning indicators came on suddenly, the windshield wipers stopped ...
3
votes
1answer
231 views

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?
3
votes
2answers
6k 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 ...