Car Battery Has 12v but Wont Start
Be sure to read and follow all safety. Check the 40 amp IGN A and ING E fuse in the under hood fuse block. 12v Battery Reads 4v Any Tips On How To Revive It I Got A 6v 12v F 705 Ferve Charger At Hand R Batteries Heres a schematic of the starting system. . Sounds very like you have a corroded cable which will carry the voltage but not the current. The messages it gives while the 12V is low are extremely weird - power steering problems etc. GM quote of 1000000 to replace high voltage battery. The reason why the radio dash lights headlights and other electronics draw power while the engine doesnt has to do with the amount of current each device draws and what may be interrupting the path. Battery should be showing 1245 - 126 volts when car is standing still. Battery tests at 12 volts but wont start but starts. Help please - battery 1 shows 125 V but wont turn engine. A fully charged battery should read 127 vo...