How to fix a dead honda civic 2006 car remote key?

How to fix a dead honda civic 2006 car remote key?

If it does not need a new battery then it will have to be replaced.

Your question is not really clear: Is the key fob is still in one piece? Is the LED light on the key fob is still lit or blinking when any button being push? Do you mean it need battery replacement?

If so replace the battery and a simple programing that you can do it yourself. Click on this link:
http://blog.keylessentryremotefob.com/2013/03/2006-honda-civic-key-fob-remote.html

There could be a few things wrong here. It could just be the battery like the above person said, or the remote might be bad, or it just needs re-programming. Instructions for battery replacement and for programming are on our website. You can also order a replacement remote here for about 80% off dealer prices. Check us out