car radio not working after battery replacement
You will have first to locate the radio code on your owners booklet or visit your manufacturers website to retrieve the radio code. Reconnect negative terminal and see if it works now.
Resetting Factory Car Radio After Battery Disconnect Resetting Factory Car Radio After Battery Disconnect.
. Most electronic devices in todays tech world shut off when power is lost and stay off even when power is restored. Suppose your car radio requests a code after changing your battery. Since the radio still turns on but there is no sound there is a chance the system has a separate amplifier for the radio.
The alarm does work. Disconnect positive then negative lead from battery for 2 hours. If the fuse is okay and the radio has power and ground then I suspect the radio is the issue.
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You might find a small tag somewhere in the bottom of your glove box with the reset code on it. Yes there is a code that is required to unlock the radio. If it displays CODE on the screen how to reset a car radio without code.
Try disconnecting the battery. Lets take a step back and learn something from this success story. Radio could be blown internally.
That alarm scared the crap out of me. If the radio doesnt work after a jump start or a battery cable disconnectreconnect and you find a U0184 trouble code it means the digital data bus has lost communication with the radio. So now you need to reprogram the radio and you dont want to break your b.
Press and hold the power button for two to five seconds and watch the radio display. Something there just doesnt make sense. Try disconnecting negative terminal on battery make sure key is removed from ignition then pump your brake pedal 10-15 times to drain any residual juice in the system.
Wouldnt start after work Monday had it jumped off. After changing car battery radio wont work. The fuse box you need to check is located on the passenger side of the vehicle.
These are all faults that can cause an intermittent failure where. When that happens all you have to do is enter the right car radio code and youre back in. If nothing happens then we need to check fuse F72 and make sure it is not blown.
It could be a fried ECM or a failed diode from the wrong power direction flow. Look long and hard for the code as it may be written somewhere in the owners manual. 10 Oct 26 2012.
After changing your car battery the radio will not work. Release the power button when the display lights up and the radio turns on. 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.
Check each individual fuse in the Jeep just to be sure - one fusebox behind the glovebox and one under the hood in front of the battery. However depending on exactly how the stereo is failing to work you could also have an amp problem an internal fault in the head unit or even a problem with your speakers or speaker wires. Contact the original dealer who sold the car as they may have the code stored in their computer system.
There are multiple fuses that will affect the power to the radio. Joined May 27 2012. Normally they charge for this but in your case since they changed the battery they should do this for free.
If its the OEM radio the dealership should be able to look up the reset code based on the VIN. You did it the wrong way. Turn the radio on by pressing in on the volume control knob.
The code would be on a small card that came with the vehicle. Took the battery out and replaced it. Once you have the code switch your ignition to the ON position and punch the radio power button.
No lights showing on the display. In most cases the last 3 digits of the VIN dont work and then the centre console trims need to be taken off followed by the radio and then hook up a decoder box sort of thing to it which. You can also try honking your horn.
Go to the fuse box and pull one fuse at a time watching each time for the reading to drop if labeled skip and modules till last. First does the radio power on at all or is there nothing on when you turn the key on. The fuse may have blown for some reason.
Attach multimeter to each side of the batter disconnect set to lowest amp setting and turn disconnect should be somewhere between 1 amp and 050 amp below 050 amp is the goal. There may be a logic lock of the music radio requiring the battery to be disconnected overnight to clear. Now the radio doesnt work.
BustedKnuckles November 30 2011 639am 6. The old battery was disconnected then a new battery was connected while the radio was turned on. Let us know what you find with this and we can go from there.
The radio may have been damaged by the electrical spike or may be locked up. If the radio doesnt work after a jump start or a battery cable disconnectreconnect and you find a U0184 trouble code it means the digital data bus has lost communication with the radio. Went about 1 mile and the electronics started flickering and the car shut off had it jumped off.
Went about 3 miles and same thing. The spark that occurs when a new battery is installed can cause a power surge that affects battery powered items like radio ecu and bcm. When a car stereo only works sometimes the problem is usually in the wiring.
By Blacksheep June 1 2010 in Workshop. Lights will work with current flow in either direction. Trouble code U0184 after jump start or new battery installation.
After 10 seconds turn the radio off. Starter solenoids need a direction to move in on starting so it will not work with the wrong direction of power. Only show this user.
A car radio to fail altogether there are a lot of internal and external issues that can be fixed well short of total replacement. Touch the battery cables together for 10 seconds. 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.
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