Why does my stereo keep running when the car is off?

Why does my stereo keep running when the car is off?

“Memory”, as you correctly guess, provides a constant power to the stereo head that retains presets etc. If you get 0v when the car is off, this is probably incorrectly hooked up to the ACC (Accessory power) instead of constant 12v. Red Wire labeled “ACC” should only have power when ignition is turned to ACC or car is running.

Can you listen to the radio with the car off?

However, if you really want to be able to listen to it with the car off then you would have to do something like what you have done, and splice the always on 12v to both connections on the stereo. The only thing I might change is to make sure that always on connection has a fuse.

Why do I get 0V when the car is off?

If you get 0v when the car is off, this is probably incorrectly hooked up to the ACC (Accessory power) instead of constant 12v. Red Wire labeled “ACC” should only have power when ignition is turned to ACC or car is running.

Where are the power plugs on a car stereo?

Quite straight forward. in the stereo world the conventions are as follows: Yellow wire is permanent 12V Red is Acc (ignition switched 12V) Black is ground. Car manufacturers quite often reverse permanent and Acc locations on ISO power plug.

What should I do if my Radio is not powered on?

If the line is not fused already, or there is no fuse in the panel I would suggest getting a cheap inline fuse-holder to splice into the wire. Always fuse hot connections as close as possible to the battery or other DC source.

Is it possible to leave the radio on and drain the battery?

I can’t say exactly, but to directly answer the question: yes it’s entirely possible for you to leave your radio on and drain the battery. However, if you really want to be able to listen to it with the car off then you would have to do something like what you have done, and splice the always on 12v to both connections on the stereo.

Why does my radio stay on when I Turn Off the ignition?

Next time this happens, put the key back in and make sure the ignition switch is completely turned in the off position. It is also possible the ignition switch needs to be cleaned and lubed. If dirty, it can appear to be off, but be sticking on inside the switch so it never completely turns off.

How does the radio stay on when exiting a car?

The long press on the radio on/off button will work but the stereo will remain off until it is manually turned back on which is inconvenient. My method will automatically turn the stereo off and will then turn it back the next time you get in and start the car.

What should I do if my Radio Won’t Turn Off?

There may be a setting in the manual to change the operation, usually there is a built in timer to save the battery. If none of that helps it may be time for a new ignition switch. Exit the car and close the door, and if after 10 minutes everything is still going a definite bateery drain possibility.

What happens when you remove the ignition key?

Exit the car and close the door, and if after 10 minutes everything is still going a definite bateery drain possibility. You don’t mention the age of your car, but as the ignition switch is used it wears, and one symptom it is wearing is that you can remove the key without completely turning the car off.