Hi folks,ive got a 1992 golf m1 gti fitted with a toad powerkey imobiliser,as normal light was flashing key into ignition transponder next to barrell light goes off turn the key it fires up great,out of garage popped into house for 20mins come back out light not flashing car wont start,ive just put new battery on 2wks ago,help needed its in my mind all the time that if im out that its not going to start ?