Starting trouble in morning time or long time stand by condition , Found battery voltage drop lessthan 7volt, When cranking or load condition . Actually when cranking the actual voltage not goes down 10v which is healthy battery.
Battery voltage good condition
12.5 volt when rest
11- 9.5 volt When cranking with load
we found in this vehicle
10.5 v No load condition
7-6.5 v when crank
we also found all the battery cell electrolite become black which means some cell is internally broken .
also we found 1 of the battery cell is dry condition.
For this reason this battery internally short to ground internally and also we found internally discharge the battery.
24 янв 2023
