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Overvoltage Alternator Measuring 14.5 to 15.3 at battery at
What kind of problem are you having? The charging voltage you listed is a little high, but not excessive. Normally we''d like to see between 13.75 to 14.75 volts. The voltage …
System Voltage
I noticed during a couple of recent trips in my 2017 LT that the voltage that is displayed on the DIC can be as high as 15.3 at times. Yesterday I drove 50 miles and it was at 15.3 the whole time. At other times I will see 14.1, …
5 Reason Why Battery Gauge Drops While Driving
Check the car battery voltage with the engine off. The battery voltage should be between 12.5 to 12.8 volts. If battery voltage shows less than 12.4 volts, this means your car battery needs a charge. Charge the battery if …
Understanding Car Battery Voltage and State of Charge
When the engine is off, a fully charged car battery should have a total voltage of around 12.6 to 12.8 volts. When the engine is running, the alternator increases the battery''s voltage to between 13.7 and 14.7 volts to …
What Should Car Battery Voltage Be While Running?
What Should the Battery Voltage Be When the Car Is Off? When your car is off, your battery voltage should be somewhere between 12.2 volts and 12.9 volts. How Much …
Could you post your battery voltage info please.
While nursing the original battery, I was looking at the dic frequently. Upon starting, the voltage read low, in the 12v range. After driving just a short distance, the voltage …
2018 LT battery voltage reading 15.3 | Chevrolet Malibu Forums
I had my battery replaced a few weeks ago after they tried to solve an issue with the radio and they pulled a code for low battery voltage. After the replacement, I have …
Is this a normal battery voltage, or is it too high? It varies ...
For most cars, 14.4v is pretty typical in normal weather. Many cars have battery temperature sensors. With a battery temp sensor, the voltage is increased the colder the …
15.3 volts consistently (below freezing) | Porsche 718 Forum
Hi, in a 2018 GTS, I just had the battery replaced because the former battery kept dying. Now the voltage readout is showing 15.3 volts consistently. It''s 20 to 30 degrees …
Reasons Why a Car Battery Voltage Is Too High
Why is my Car Battery Voltage Too High? There are a few reasons that can cause your battery to have a high voltage. Your battery could have a loose connection. Loose connections disrupt the flow of electricity so …
System Voltage
I noticed during a couple of recent trips in my 2017 LT that the voltage that is displayed on the DIC can be as high as 15.3 at times. Yesterday I drove 50 miles and it was at …
Battery at 15 volts while driving. Is this a problem?
Alternator output voltage may sit closer to 13.8V. If the battery is nearly dead, it can sense that too, and may decide to charge it quicker. That can mean delivering more amps but it can also mean a slight voltage increase to …
Why is My Car Battery Showing 15 Volts and Does it Matter?
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 minor …
Alternator Overcharging issue 15.2
Sense wire thought battery was being charged at 14.5ish when in reality it was at least a full volt higher. I traced the voltage drop all the way back to the engine fuse box. Alternator is kicking out between 15.2 and 15.8 volts …
Understanding Car Battery Voltage and State of Charge
When the engine is off, a fully charged car battery should have a total voltage of around 12.6 to 12.8 volts. When the engine is running, the alternator increases the battery''s …
2018 LT battery voltage reading 15.3 | Chevrolet Malibu Forums
I had my battery replaced a few weeks ago after they tried to solve an issue …
ESS and battery voltage problems | Jeep Enthusiast …
The display would always say Battery Charging and the battery voltage would always show 14.5 volts at idle so no apparent problem with the alternator. Not a big fan of using the ESS but at least I now have 2 new …
Battery at 15 volts while driving. Is this a problem?
Alternator output voltage may sit closer to 13.8V. If the battery is nearly dead, it can sense that too, and may decide to charge it quicker. That can mean delivering more amps …
Battery voltage readings | Cadillac Owners Forum
That was my point and it shows how long it takes to completely charge the battery. Short trips around town won''t do it. ... But the battery voltage with the key off will be …
Why Is My Car Battery Showing 15 Volts
In conclusion, it is normal for a car''s battery to show a voltage of around 12.6 to 12.8 volts when it is not being used. If the battery is showing a voltage of 15 volts, it could be an indication that …
Reasons Why a Car Battery Voltage Is Too High
Why is my Car Battery Voltage Too High? There are a few reasons that can cause your battery to have a high voltage. Your battery could have a loose connection. Loose …
Why is My Car Battery Showing 15 Volts and Does it …
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 minor overcharging problem, to serious multiple system …
Battery voltage at 15.3v. Normal?
A standard 12V battery when new will output 12.7 volts nominally. An alternator when charging the 12V system will add an additional 2.3-2.7 volts. 15.3 therefore is entirely …
LML Duramax charging at 15.3 volts | BobIsTheOilGuy
My dads 2016 LML has been turning over a little on the slow side for a while, but this morning it wouldn''t turn over at all. I jumped it with another vehicle and checked the …
Is this a normal battery voltage, or is it too high? It …
For most cars, 14.4v is pretty typical in normal weather. Many cars have battery temperature sensors. With a battery temp sensor, the voltage is increased the colder the battery gets. For me, 14.8-15.0v would start to concern me in …
low voltage problem but good alternator and battery?
It says in the manual when the switch is on and engine not running, the gauge indicates the battery voltage. With the engine running the gauge is showing the condition of …
Battery voltage at 15.3v. Normal?
A standard 12V battery when new will output 12.7 volts nominally. An …
15.3 volts consistently (below freezing) | Porsche 718 Forum
Hi, in a 2018 GTS, I just had the battery replaced because the former battery …