Why did my radio stop working when I replaced my battery?

Why did my radio stop working when I replaced my battery?

The most common reason for a car radio to stop working after the battery has gone completely dead is that the radio has an anti-theft “feature” that kicks in whenever battery power is removed. When that happens, all you have to do is enter the right car radio code, and you’re back in business.

Can a new stereo drain your battery?

As a general rule, before fixing a car stereo draining battery, you need to know if the stereo is old or newly installed. If the stereo is old, it can drain the battery due to a faulty relay. If a radio is newly installed, it is most likely wired to a fuse that receives power when the engine is off.

Can a battery just go dead?

Do batteries normally just die like that…. boom, dead? Yes, it happens. Actually, as often as not, you have very little to no warning before a battery takes a dump on you.

Can a faulty car radio drain your battery?

Faulty Charging If your charging system isn’t working properly, your car battery can drain even while you’re driving. Many cars power their lights, radio, and other systems from the alternator, which can make the battery drain worse if there’s a charging problem.

Why is my car radio not working after a new battery?

Today the dealership did a tuneup, replaced the timing belt, and put in a new battery. I started my car and the radio did not work. They went out and reset the radio but said it would not reset, they check the fuses and said they were all good.

Is there no electrical power like a dead battery?

There is no electrical power at all, like there is a dead battery. But battery is new and fully charged. All fuses no electrical power at all, like there is a dead battery..fuses…

What should I do if my Mercedes battery dies?

If the battery should die on your Mercedes-Benz, the airbag light on the instrument panel may stay on after you hook up a new battery. The oil light indicator also may stay on, and the radio may not work until you reset its code. You can reset the airbag and oil lights with a service-light reset tool…

Can a car battery go dead from sitting?

If you expect your car battery to sit unused for more than a month, you should consider removing the battery and storing it away. Always store your battery at full charge. This will help prevent most damage and deterioration that can happen while in storage.

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