Why is my car key not working after battery change?

Why is my car key not working after battery change?

The most common problem with these car key fobs is that the batteries just go dead over time, in which case replacing the battery should fix the problem. Check and replace the key fob battery as needed. Take the key fob apart and check for broken contacts or misaligned buttons.

How can I reset my car key?

Press and hold the “lock” button on your car remote for one second, then put the key into the ignition, and turn it on. The lights should be turned off if the key is turned to “Off”.

How do I reset my electric starter?

Insert your ignition key and turn it to Accessory (or press the start button once without pushing the brake pedal). Press the Lock button on your remote car starter. Within five seconds of turning it on, turn your key back to the “off” position (or press the start button again).

Why does my car key not work after I change the battery?

If your key does not work after you change the car battery, start the engine by pressing the START button with the keyfob. If your key does not work after changing the key fob battery, here are some possible causes. Don’t touch the key fob circuit. Avoid touching the key fob circuit with your bare hands.

Do you have to reset your key fob after replacing the battery?

Click to see full answer. Then, do you have to reprogram key fob after changing battery? The key fob will need to be reprogrammed to the vehicle as when the battery was replaced in the key fob, the key was reset. This is why nothing is working with the key fob.

What happens if the car battery is dead?

The power door locks in your car are powered by the car’s battery. If the car’s battery is completely dead, you’ll need to lock or unlock the doors manually. The key fob also has a battery, but that’s probably not the source of the problem.

What to do if your car key fob goes dead?

The most common problem with these car key fobs is that the batteries just go dead over time, in which case replacing the battery should fix the problem. Take the key fob apart and check for broken contacts or misaligned buttons. Reprogram your remote yourself or have a professional do it.