this is a job for a shop as the cable run uner the intake manifold to the starter under and across the car to the alt. and the fuse and relay box on thr drivers side and the new cable is a three wire assembly
Alternator may be defective, or connections at battery may be corroded or loose. The battery itself may also be defective.
Loose alternator drive belt or loose or corroded battery cables. The battery itself may also be bad.
Battery is not charging due to defective alternator or the battery itself needs to be replace.
If you connect the positive and the negative end of a battery directly with a cable, (1) you'll get dangerously high currents, and (2) the battery will quickly run out of energy. The battery itself might also get damaged, due to the high currents.
Something is on, as in headlights or ignition, or the battery has a dead cell. If the battery is over 2 years old it is more than likely the battery itself that is the problem. Disconnect the battery positive cable and fully charge the battery. Let it sit overnight and if it goes dead, replace the battery. If not, find out what is running it down.
Be most suspicious of the battery itself or of the terminals. Battery cables can become corroded inside the coating of the cable and may not be noticable from looking at it this corrison can run all the way to your starter. The cables are a cheap repair that can solve the problem. also your ground wire could be corroded
The battery has a charge unit instead of being itself a unit. A battery is not a unit. The unit for the electric charge is milliampere-hour.
Either something is on and is drawing current from the battery or the battery itself has a dead cell which will drain the battery. If the battery is over 3 yeas old, replace it.
The battery itself can not, but, as with any battery, the contact of positive & negative contacts can cause a spark which may constitute an ignition source.
The positive battery cable is attached to the solenoid and the solenoid is attached to the starter itself.
when you unhook the battery the computer probably resets itself.
Dead cell in the battery itself which requires you replace the battery. Can also be any light on the vehicle that is on pulling power from the battery. It can also be a relay that is stuck closed.