Hello boys and girls I had a problem with my mk2 Leon FR TDi so I take it to a garage and here is a description of the work they have done
So if any others have problem this is what I had done

Alarm intermittently keeps going off carried out a diagnostic test found stored 1334 right rear door control you 1339 no communication and fault sporadic and 446 functioning limitation due to low voltage lower limits not achieved and sporadic 1135 interior monitoring sensor no signals and rear lid lock unit implausible fault sporadic checked and found offside front door lock inop and Vehicle being locked by key advised customer confirmed offside front door latch assembly faulty and possible cause of alarm triggers stripped down as required and replaced latch reassembled parts cleared codes test ok alarm went off again shortly after vehicle completed carried out further testing. Traced fault to window motor Control unit on off side front door. Stripped down as required and replaced window motor Reassembled all parts retested several times no alarm triggered when tested

Price of parts I had replaced
Latch £123.83 + vat £148.60
Window motor £231.87 + vat £278.24
Labour £214.61 + vat £257.56

So I hope no oneelse has to use this post but if they do I feel your pain as pricey job :unsure: