Talking About Tow Services

Hidden Car Problems That Can Cause Your Battery To Stop Working

28 July 2023

Rose Perkins

Car batteries can fail prematurely due to various factors. Then, your car battery might drain faster than usual, and an automotive repair technician will need to diagnose and fix it.

Faulty Alternators

A faulty alternator is one of the most common causes of car battery failure. The alternator charges your battery as your car runs. However, it can overcharge or undercharge your battery if it is defective. 

Why Alternators Fail

There are several reasons why a car battery alternator can become defective over time. One of the most common reasons is simply wear and tear. Like any other mechanical component, the alternator will eventually start to wear down and become less efficient. This can result in a range of problems, including reduced power output, increased fuel consumption, and even complete failure of the alternator. 

You Might Have Faulty Connections

Defective wires or connections can also cause an alternator to fail prematurely. If the wiring or connections are damaged or corroded, it can cause the alternator to malfunction or fail altogether. 

The Battery Can Also Damage the Alternator

In some cases, a faulty alternator can also be caused by a problem with the battery itself. If the battery is not holding a charge properly, it can put extra strain on the alternator and cause it to fail prematurely. 

What to Do About a Faulty Alternator

Keeping your electrical system functional is the key to avoiding alternator problems. This means regularly checking the battery, wiring, and connections and replacing any components that are showing signs of wear or damage. A technician can test the alternator output with specialized tools and install a new one if they have to.

Parasitic Draw

You might also not realize that your car is suffering from parasitic draw. This occurs when something in the vehicle's electrical system is continuously drawing power from the battery, even when the engine is off. This can be caused by a short circuit or a malfunctioning device. 

How a Technician Can Eliminate Parasitic Draw

A skilled technician can use a multimeter to locate the source of the issue. By identifying and resolving parasitic draws, you can help prevent premature car battery failure, and your car will also run better.

These are some of the automotive problems that can cause a car battery to fail early and how an automotive repair technician can fix them. By keeping an eye on these issues, you can avoid having your battery fail. For more information, contact a company like Precision Towing & Recovery.

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