preheat

Had the above coil warning light start flashing at me tonight whilst driving home and wandered if anyone had an idea what the problem coud be. I also wandered if the car was safe to drive in between now and when i could poss get it in the garage which might be next thursday or...

Hi guys, Before I start, would someone be able to link me up if there is already a thread on this? I've had a quick look but cant seem to find anything. :( Basically my pre-heat light on the dash display never stays on for the 2-3 seconds it's apparently supposed to...it comes on then goes...