Where Should The Needle Be On The Battery Gauge. The ammeter gauge should read a little greater than zero when the engine is on and the system is functioning properly. The needle should be moving to the left approaching 100 charge at or near zero amperes.
Fully charged automotive batteries should measure at 126 volts or above. This will reset the battery meter. On the 2 amp setting the needle will settle near the end of the small red triangle.
2 Jan 22 2015.
For reference fully charged battery is 126 V PERFECT battery and disconnected. More often you must plug in the battery charger to get the initial needle to move around then set your charge to a target range of amps If the amps set to a 10 your needle moves around that point range and it is in full charge when the needles move around below half the amount of your target point range which is the 10. 2 Jan 22 2015. So if the green lights are out on your LED battery gauge or the needle on the needle-style gauge is in the yellow it simply means that your battery has approximately 23 of a.
