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Alternator Overcharging issue 15.2
Had overcharging issue and replaced alternator after mechanic said issue was internal voltage regulator. Also put in new battery at that time as. Well, still overcharging. Idles around 15.2 volts and highway it gets up to 15.7 or so. Oddly enough, battery doesn''t seem to get hot even after driving a hour.
Battery voltage above 15V? | Bronco6G
The smallest possible set value for the generator voltage is 12.2 volts, while the maximum charging voltage can be anywhere between 14.5 and 14.9 volts. However, when the battery is in a refresh phase, the voltage may occasionally reach up to …
Connecting batteries in series – BatteryGuy Knowledge Base
The reality is that no 6 volt battery is exactly 6 volts and no 12 volt battery is exactly 12 volts. Individual cell voltages differ, even with batteries of the same brand and manufacturer. ... The 24V power station would go through an inverter to drive a 230V 1/2 hp submersible well pump for about 15 minutes once a day. That would give me 100 ...
Why Is My Car Battery Showing 15 Volts
If your car battery is showing 15 volts or more, it suggests a potential issue with the alternator. A reading above the typical range, which is around 13.5 to 14.5 volts, could indicate a malfunctioning …
Volt
The volt (symbol: V) ... Automobile battery systems are 2.1 volts per cell; a "12 V" battery is 6 cells, or 12.6 V; a "24 V" battery is 12 cells, or 25.2 V. Some antique vehicles use "6 V" 3-cell batteries, or 6.3 volts. ... [15] A 2019 revision of the SI, including defining the value of the elementary charge, took effect on 20 May 2019. [16 ...
LML Duramax charging at 15.3 volts | BobIsTheOilGuy
I let the truck run for about 30 minutes and the voltage did drop to ~14.5 volts for a minute and then went right back to 15.3 volts. This truck was manufactured in 8/2016 so the factory batteries were only 3 years and 3 months old.
Voltage always 15.0v | Chevrolet Cruze Forums
First question, what is the actually battery voltage. I recommend testing it with a multimeter. Since a recently charged battery can read a false high, after turning the car off keep the low beams on for about 30 seconds. Then disconnect the battery, and test. You should be at 12.6 volts or higher. Or you can do it another, less good, way.
15.2 charge volts, alternator
Jump started and drove 15miles home. I checked battery voltage when I got home an hour later and battery was 12.4 v . assumed something was left on and drained the battery. I decided to use the car myself the next morning, put the gauge panel in test mode and monitored voltage while driving. 14.7 to 15.3 volts .I confirmed this …
Alternator Voltage Issues (high voltage) | Chevy Silverado and …
It is also my understanding that the ECM is controlling the alternator voltage. I have a digital voltmeter installed in my truck. Right after starting it will read close to 15 volts while it is trying to recharge the battery. as the battery gets closer to charged the voltage will slowly drop down to around 12.8. it takes around 10 minutes before the …
Lead-Acid Battery Voltage Chart For 6V, 12V, 24V, 48V Batteries
We see the same lead-acid discharge curve for 24V lead-acid batteries as well; it has an actual voltage of 24V at 43% capacity. The 24V lead-acid battery voltage ranges from 25.46V at 100% charge to 22.72V at 0% charge; this is a 3.74V difference between a full and empty 24V battery.. Let''s have a look at the 48V lead-acid battery state of charge …
Battery charge voltage | Cadillac Owners Forum
However, the battery voltage display has yet to get below 14.3v. I never really cared about what the readout was before but on trips I might see a voltage of mid- to high 12s after driving some distance. Other times I would see 13/14/15 volts randomly so that''s what I was expecting to see now. After a start, the immediate voltage shows about …
Using Car Battery Voltage To Check Your Battery …
A simple check of the battery voltage will help you determine the battery''s current condition and whether you need to do any maintenance. This article will show you how to test the voltage on lead-acid, Absorbed Glass Mat …
charger
If it''s taken your battery up to 15 volts, and it''s a modern, regulated charger, it appears to me to be faulty. After 8 hours, no self-respecting modern charger …
Why is My Car Battery Showing 15 Volts?
The battery is considered within normal parameters when the voltmeter indicates a reading between 12.4 and 14.4 volts. However, if the battery registers a voltage exceeding 15 volts or falling below 13 volts, it suggests a potential issue with the alternator.
Ohms Law Calculator
Calculate Power, Current, Voltage or Resistance. Just enter 2 known values and the calculator will solve for the others. Ohm''s Law Calculator. Resistance Calculators. Ohm''s Law Calculator; Voltage Divider Calculator; ... Volts (V) Current (I) Resistance (R) Power (P) Watts (W) Calculate. Click "Calculate" to update the fields with orange ...
Alternator Charging at 15.1 Volts | Cummins Diesel Forum
I did notice however that it was charging at 15.2 ish volts, and so I was a bit worried, but after letting it idle for 15 or so minutes, checking the voltage periodically, it went down to 14.8 volts, and stayed there. I think maybe the alternator intentionally volts it past 15 for a short burst sometimes. Maybe like a desulfating battery charger?
12V battery gives out 17 volts. Reasons and how to …
If your 12V battery reads 17 volts, it''s not OK and shouldn''t be ignored. ... Your vehicle can withstand a voltage of up to 15 volts. Anything higher than that may easily fry something in the electrical …
Power Troubleshooting – Humminbird
A wet cell 12 volt battery is considered to be 100% charged at 12.7 volts. This is 2.12 volts per cell. A battery is considered completely depleted at 10.5 volts. At 11.31 volts, a battery is only at 10% charge; at 11.58 volts it is at 20% charge; and at 30% charge it, is 11.75 volts. Battery manufacturers do not recommend going lower than a 30 ...
Battery reads 17+ volts
This would yield a total battery voltage of 13.8 volts when disconnected from the charger. While on the charger it is not uncommon to see 14.5 or so but this should very rapidly drop after unhooking from the charger. ... toolfan Broken Hearted. Joined: Jun 13, 2006 Oddometer: 9,531 ... we found that that the battery was holding at over 15 volts ...
Identify and Troubleshoot Automotive Charging …
Get a good-quality voltmeter or multimeter and test your battery''s state of charge. The voltmeter should read around 12.6 volts with the engine off and 14-15 volts when the engine is running. If voltage is …
Chevy Cruze Battery voltage?
The system will vary the charging voltage to balance the load and battery state of charge. I really noticed this more so on our 2009 Silverado ( with the big voltage gage ). At times I''ll see the voltage down around 12 volts (system broke!) or right up there around 14/<15 volts ( ah..,that''s better).
Alternator Putting Out 15.2 Volts
So, a good alternator should provide power to the electrical system and maintain battery voltage between 13.9 volts, when all accessories are turned off, and 14.8 volts, when all accessories are on. The optimum voltage is 14.2 volts and even in worst-case scenarios where all of the car''s electrical systems are activated there should still be …
What Causes an Alternator To Overcharge? – Rx Mechanic
An alternator overcharging condition can be caused by a faulty voltage regulator, an old battery, damaged alternator wiring, or a damaged battery ground strap. ... Alternator Overcharging Voltage: 15 to 19 volts ... However, if the wires are broken, it''s best to take the car to a professional to fix it because soldering is necessary. But even ...
2013 6.7 Battery Voltage Issue??
I do see in your picture the 17.3 voltage. That is quite high. Start with cleaning the terminals and checking the voltage at the battery. I have seen weak connections that would start a vehicle, but not give a good enough connection to charge it properly. ... The place the alternator have had two spikes one just under 16 and one right …
Using Car Battery Voltage To Check Your Battery Condition
12V Lead-acid battery voltage chart. 12.6 volts or more: A voltage reading of over 12.6 volts indicates that your battery is fully charged and in good condition, so there is nothing to worry about. 12.5 volts: A reading of 12.5 volts shows that your battery is healthy and 90% charged. If your last trip was a short drive, the alternator might not have had enough time …
How to Check a Car Battery | Load Testing
If the battery is showing a voltage of 15 volts, it could be an indication that there is a problem with the charging system in the vehicle. Potential causes of high battery voltage include a faulty alternator, a wiring issue, a failed …
Alternator at 15 volts ok?
Both batteries are fully charged by a plug into the wall battery charger. Is it ok to have 15volts coming out of the alternator? Reply. Sparky Well-Known Member. Joined Apr 4, 2006 ... Check it with a DMM in addition to the meter in the car. 15-volts is definately high, most 12-volt electronics can handle it but some sensitive items such as GPS ...
3 Ways to Check for a Bad Battery – Tech Tips & Tricks …
If your battery is: Reading 0 volts, chances are the battery experienced a short circuit; Cannot reach higher than 10.5 volts when being charged, then the battery has a dead cell; Fully charged …
Electricity Explained – Part 1: Volts, Amps & Ohms
Voltage (volts) is the pressure that pushes the amperage through the circuit. ... Since the voltage in a running vehicle''s electrical system is usually between 13.5 and 15 volts, with a properly working battery and alternator, the main cause of most electrical problems is unwanted resistance. ... If the same ground wire is broken, the ...
3 Ways to Check for a Bad Battery – Tech Tips & Tricks | BatteryStuff
A healthy 12-volt battery should maintain a voltage range from 9.6 - 10.5+ volts under the load for 30 seconds straight. We don''t expect you to run the starter for 30 seconds for starting batteries, so if you see the voltage meter drop within the voltage range and it sounded like a good strong start, then you probably just had a discharged …
Can a Car Battery Read as Good But Still Be Bad ...
Use a voltmeter to measure the battery''s voltage. A fully charged battery should read around 12.6 volts. If the voltage is below 12.4 volts after being charged, it may be time to replace your battery. Load Test. Finally, you can perform a load test to determine your battery''s health. Here''s how you can do it:
Why is My Car Battery Showing 15 Volts and Does it …
Why is my Car Battery Showing 15 Volts? A car battery reading 15 volts on the voltage meter can raise concerns, and it often points to underlying issues in the vehicle''s charging system. These issues can range from a …
EVIC shows battery voltage at 15v
The EVIC screen was still bouncing between 14 and 15 volts but the multi-meter stayed constant at 14.5 - 14.6 volts so I think all is well, I guess the EVIC screen rounds up at .6. I did not see anything funny in the battery compartment like puddles of water or corrosion. I drive short trips usually so it''s probably in a constant state of charging.
12 Volt Battery Voltage Chart
For example, a fully charged 12-volt lead-acid battery will have a voltage of around 12.8 volts, while a partially discharged battery may have a voltage of 12.2 volts or less. To get an accurate reading of a battery''s state of charge, you need to use a battery tester or multimeter that takes into account the battery''s type and voltage ...
What You Need to Know About Car Battery Voltage
Here''s a car battery voltage chart that correlates a battery''s voltage to its life, to help display how many volts are really needed to keep your car running happily.