All I hear is a click. There was no power going through the car, none of the lights are working and I was just wondering if you had any advice. I went for a 10 mile blast but the battery is still dead. 9 Answers. Begin by turning on the headlights. The car won't start but the battery works well while starting it just turn over and will not start but the car turns over a lot faster than normal. My car worked just fine I switched out the battery wit a new one from the store. All forum topics; Previous Topic; Next Topic; LissaMD2021. It is much better (if you have the time) than the much more common and more convenient jump start. 1 decade ago. When I put them back in the lights and ignition and everything doesnt work? It has been an ongoing problem since the laptop was a few months old. I can't power on when on battery even though it's fully charged. If your car turns on but won’t start, turn on the dome light and watch it while you try to start the engine. Jul 9, 2017 1 0 510 0. Laptops . My car has 200000 miles. How to recharge a car battery. Simply ask a new question if you would like to start the discussion again. ! If the battery's so flat that the charger doesn't "see" it, it won't charge it. Just because your ignition and lights turn on it doesn't mean the battery is fully charged. Battery voltage is 12v. Start date Jul 9, 2017; Tags Computers; Sidebar Sidebar. If the battery is fully charged (according to the battery charger) but the voltage is 12.5 or less, the battery is sulfated. A battery that is left to drain or remain discharged for long periods will inevitably lead to problems such as sulfation or corrosion. If it’s drawing too much, that’s a clear indicator that’s has failed. Remember, a 12 volt battery (adjust numbers for 6 volt, etc.) I can plug my battery cord into my laptop and get a Fully Charge 100% reading. New member 2 1 0 0 Message 1 of 3 45,313 Flag Post. If a battery charger says a battery is fully charged yet it doesn’t work, what does it mean? Check what kind of battery your vehicle has.If your car has start/stop technology, you'll have an AGM or EFB battery. Instead, you likely have a wiring issue or a faulty starter. If your scooter battery is showing as fully charged on the battery charger and the battery gauge on the scooter is also showing the battery as fully charged but the scooter won't move under its own power, please continue reading this article: 1. I have recently gotten my battery charged and when I connected it to my car the car sounded like it was receiving power but when I tried to start it nothing happened. Trickle chargers provide small currents, and it takes a while for the car battery to charge. A smart battery charger won’t recognize a battery if the battery’s voltage is below a predetermined threshold. I asked my girlfriend to start it for me once in a while and she started it 3 weeks after I left and it started fine, then a week later she said it didn’t start. A 12-volt car battery must maintain a full charge not only to start your vehicle, but also to ensure that the battery lasts as long as possible. 2. Modern smart chargers have a light to indicate when the battery is fully charged. When you plug in your charger to your cart it will fully charge the batteries. Both want a fee to fix. The car battery is crucial for the overall performance of a car. 2. To determine why your car isn’t starting, begin first by testing your battery. If the reading indicates the battery is: Fully Charged Test the starter utilizing an amp gauge. The car still started and runed fine. So customers need to get a battery charger. Naturally, charging the battery back up will reverse the sulfation crystals and turn it back into electrolyte, ready to produce power again. LATITUDE E7480 says 100% charged, but when unplugged, the laptop loses power I have a user with a Dell Latitude e7480 and when she removes the power adapter, it dies. All day yesterday the battery light was on but this morning it just won't start. ... Once the charger is connected it can take up to 24 hours to fully charge a flat battery. 25 Answers The engine will sit there and turn over all day long, but doesn't actually "come to life". There are situations where a 'smart' battery charger won't recognize a battery because the battery is deeply discharged. I believe my computer settings was hacked and my power supply was changed. So we got this new update with batteries and everything. Battery charger says fully charged car wont start I charged the battery all night..then If i drive the car A long distance or A Medium distance and shut it off then it Wont start again Without Jumper cables..but it Start's without having to wait for a few minuets for the jumper cables to transfer the power it starts INSTANTLY when i put the cables on..Is altenator bad? I went away for 2 months this summer. If they provide full brightness, then the problem isn’t with the car battery. Note that this car charger is 4.3A and it is a trickle charger. Thread starter Darren192; Start date Mar 29, 2009; Status Not open for further replies. It was like no battery was there. Not even an ignition light. My room mate is pretty mechanically inclined, and I am not so shabby myself. I've charged the battery and nothing has changed. Even if your battery isn’t old, corrosion on or around the battery can still be behind why your car battery won’t hold a charge. Laptop Tech Support. Your voltage is too low and the charger won't charge them, time to jumpstart them. As a matter of fact, a dead battery means a car will not start or run. It sat outside for 8 hours after the wash, and then I started it and put it in the garage. 0 kookie3010 Honorable. is effectively discharged at 11.9 to 12 volts (fully charged is 12.72 volts). Previous Next Sort by votes. It will not come back on like the new Summit II battery chargers). Furthermore, the battery powers the radio, headlights, interior features, and so much more. Battery won't fully charge ‎08 -21-2017 01:11 AM. If the battery works fine the possible reason why the car won't start is the timing belt. If a trickle charger doesn't charge your battery, likely nothing will. On the other hand, if the lights are not as bright as normal, then the car battery is the issue. Also, do check the level of your battery acid because it could just be that it is low, hence your problem. "Storage Mode" is a feature that comes with every Lester Electrical golf cart battery charger that we sell (except for the 48V Club Car Charger - That battery charger is ONLY automatic, meaning it will charge to full charge and then shut off. my car won't start, battery charger says its fully charged, yet the headlights dont go on but the radio and the - Pontiac 2001 Grand Am SE question Thanks for A2A. Stop and wait five minutes. Based on your selected topics, it is very difficult to discern whether you are talking about a laptop/phone battery or a car battery. Confirm that the battery charger is not connected to the scooter. Increasing the voltage with another battery can trigger the charger to start the charging process. Answer Save. So you need a dumb charger that just blindly shoves out +14v whatever. The laptop used to say 'battery not charging' before, but now it claims the battery is charged 100%, but when you remove the charger, it shortly loses power. … Even if you jump start as a quick fix, it's a good idea to look into charging a car battery properly to keep it in good condition. Turn on the car with the fully charged battery and let it idle for roughly five to 10 minutes. If the light goes out, it’s a sign the battery is really weak—almost dead. The battery is less than a year old, but I had to jump start it about 3 weeks ago. I have a 83 Toyota Supra with a new battery I replaced in May. Battery fully charged, can't power on. It started right up. If the reading is below 12.45 volts, its a sign that your battery needs to be recharged, or replaced. R. Ruladian Prominent. This is a safety feature of the smart charger so that it won’t electrocute something that isn’t a battery.