FabioRS Posted May 10, 2017 Share Posted May 10, 2017 Hi guys,i'm italian so sorry for my bad english...i have a serious problem with my mk2 rs and i hope you can help me...the problem is the car sometimes does not start,not ever only sometimes,expecially when hot,no warning lights everythings appear ok but te starter motor does not crank,with diagnostic the error is u1900 on systems of dash and immo,i've just controlled fuses,relais and starter motor but it's all ok...please help me,thank you so much Quote Link to comment Share on other sites More sharing options...
FabioRS Posted May 10, 2017 Author Share Posted May 10, 2017 Up Quote Link to comment Share on other sites More sharing options...
Philf1 Posted May 10, 2017 Share Posted May 10, 2017 Fabio you should go to your local dealer let them plug into their diagnostic kit Sent from my iPhone using Tapatalkwww.tomholroydphotography.co.uk Quote Link to comment Share on other sites More sharing options...
FabioRS Posted May 10, 2017 Author Share Posted May 10, 2017 I've already done this,they say to me the problem is in the cluster,change the microprocessor into the cluster...not solved :( Quote Link to comment Share on other sites More sharing options...
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