TC reported TIMS showed obstacle detected at car 2609 'A1' door. Fault self-cleared and did not recu r at subsequent stations. Staff(DBG) checked and confirmed c ar 2609 'A1' door opened and closed normally. TC reported TI ~~~~~ TC reported TIMS showed obstacle detecte #2609-A1 door no fault code.Found both LHS/LHS door wobbly. Found both roller damage-replace both door roller.Service & clean guide rail & J-rail,no FOD found.All door test and measurement within criteria.Door cyclic and static test passed. Done by Haslan/Zulq.  23/05/23