TIMS showed smoke external at front M1 car. Staff (DBG) checked and confirmed no abnormalities. Reartrain T223 line clear, checked and feedback, no abnormaliti es. ~~~~~ TIMS showed smoke external at front M1 (1514) car. Staff (DBG) checked and confirmed no abnormalities. Rear train T223 line clear, checked and feedback, no abnormalities.#IMCC(RS) feedback fault cleared by CE. CE: 1514 Smoke External Reset.Fault Cleared.  Replaced smoke external on 1514, Function check ok. Notif:2560674 ,,,, Done by Pravin/Fazil/Sufhian 45303