ljc100

Hi,new member here,anybody out there with tiptronic knowledge?I have a 1999 Legacy B4 twin turbo,tiptronic the car starts ok goes into reverse ok,no forward drive in d-1or tip mode,put into 3 and rev engine car selects gear ,once you move away has all forward gears push over to tip mode all gears ok,i have no warning lights on,gearbox oil appears to be ok,any ideas/or any one who repairs these.Many thanks,Lee.