Train doors at car 3534 were not provenclosed. TC recycled train doors once - ok. Staff(OTP) report ed 'A2' door slow in closing. Staff(OTP) isolate the defecti ve 'A2' doors at car 3534 in close position at TPG EB. ~~~~~ Train doors at car 3534 were not proven      3534-A2 Door Isolated.Normalise and cx door operation ok. Fault unable to Duplicate.No Obnormal found.No Rubbing mark at door.Door Force ok.Door Movement ok.No Obstuction .Preventive Measure Replace door Acuvator .Function test ok N.A KUMAR/SHARIF/AZLI/21.01.24