I reckon it's supposed to Rod and gives an indication to would be thieves that the immobiliser is activated. There's a chip inside the key that is matched to the engine ECU and therefore the engine can only be started with a correctly coded key.
Chris
February 2008
I can answer this question...
the light on the dash flshes after the key is removed?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix cars.