Train doors at car 3507 were not provenclosed. TC opened and closed a few times to clear fault. ~~~~~ 3507 Train doors were not proven closed. TC opened and closed a few times to clear fault. OE Tan H.S instruction : To check all 8 doors operation using the 10/20mm gauge and check for any abnormalities.  3507 found weather strip (fig. 2-12-12) dislodged. Re-installed weather strip to original position. Performed open/close door operation & door gauge test (10mm/20mm) - OK.  Huzzaidi/Haiqal 43969