Can loose wires cause a car battery not to start?
Certainly, a loose wire on the car battery can cause the car not to start.
No. If you have a clicking noise when you try to start your car there is a couple of common causes. You may have a loose or weak connection to your battery. Try checking the battery wires to ensure proper contact with the battery. The other could be an issue with the fly wheel. If the fly wheel is missing teeth, it can have a difficult time turning with the starter.
To start with, how do you know you have a full battery? If your battery has a one or two bad cells in it, it will give the apperance that it is fully charged but actually is not. If you know for a fact the battery is good, you may want to check all your wires going to your battery. Look for corrosion, broken or loose wires or even a loose clamp on one of…
(Battery may be dead or you have a loose or corroded connection.(un-educated guess) If the car starts the battery does nothing but complete the circuit and receive potential from the alternator... so a loose or corroded connection would cause the car not to start... the problem lies in the wires coming off the alternator.. basic electrical theory applied to vehicles..