Why has my Renault Megane's immobiliser stopped working?

My 1998 Renault Megane's immobiliser is not working. I can't start my car. It's not my fob as I've just put new batteries in. Can you help?

Asked on 27 July 2010 by stella

Answered by Honest John
In putting the new batteries in you might have lost the code in the pod.
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