A battery could show a voltage higher than 12 volts and still be bad. If it is bad, it will die or drop significantly when put under load. If the battery measures 12V with no load, it is bad or badly in need of a charge. If it reads 10.5V or less when under starter load, you need a new battery. So, can a car battery read … See more Most of the time, you will get wrong readings when the battery is under severe conditions. This could include the intense heat of the load. When the battery is under such conditions, the weld pieces connecting together … See more When your vehicle fails to start, it’s usually due to a low or dead battery. However, most car owners do not inspect their batteries until they fail. Conducting a car battery voltage test … See more Can A Car Battery Read Good But Be Bad? Yes. Depending on the conditions of your battery, it might show wrong readings. So, when your battery shows that the battery is … See more The battery light on your device does not signal an issue with the battery. When you start your automobile, it’s common for the battery light to come … See more WebMar 9, 2024 · Check the readings; a good battery should indicate a voltage between 12.4 V and 12.7 V. A reading above 12.5 V is an indication of a good battery, while a 12.3 V charge means that your battery is 75% …
How bad is it to undervoltage a 12-volt lead-acid battery?
WebJun 28, 2024 · Can a Dead Battery Still Show 12 Volts? Yes, a battery may have 12 volts and still be defective. A lot is riding on the volts your vehicle battery or any battery … WebJul 17, 2024 · 29. Yes, this is a bad battery. One of the cells has most likely shorted. Each cell is a little above 2vdc. A fully charged battery will usually be ~13vdc. If you lose one cell, it will drop it down ~2vdc, which puts it right down in the arena of 10.5vdc. A direct short inside of a cell will allow electrons to pass through the short instead of ... ipso chart
Can A Battery Show A Good Voltage And Still Be Bad?
WebJun 25, 2024 · Determine if your battery is within the healthy voltage range. Fully charged, it should read 12.6 volts or higher. At 12.4 volts it’ll still start your car, but is only about … WebOct 25, 2024 · It only needs to drop down to around 10.5 volts to be considered fully discharged. If it drops down below that, the battery will become damaged due to excessive sulfation. Sulfation refers to the … WebNov 25, 2024 · Yes, a battery can show 12 volts and still be bad. There is a lot attached to the volts your car battery or any battery shows. It indicates if the battery is good or … ipso codebook