Battery: It accumulates the electrical energy generated by the alternator. It provides energy to all the electric and electronic circuits of the car.
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It provides stable energy that has been regulated to the whole car. They are usually sealed and do not require any sort of maintenance. They have 2 terminals (connectors): a positive one (red), and a negative one (black). When the battery runs out, it must be replaced by a new one with the same characteristics.
The code may still be stored in the PCM, connect a scanner and clear the code. Not likely, if you're now getting an OVER voltage the light will come on
When the car is turned off for more than 12 hours, I cannot start the car because the battery is dead. I replaced the battery and the same problem returns. How can I find the problem with the battery’s electricity being drawn?
Someone cut the power distribution center under my hood,w ires and stold the fuse box out form under my hood . I never got it back , but I went to pick a part , and cut one from an 07 crown Vic . And wired it in I got the car running in 4 days . But something drained my battery. Getting new batt . Dash lights come on . But not fuel pump and no start or turn over ,. ??? I need a coded list for the wire harness.