TIMS showed Smoke Internal at Rear M1 car. Staff(AMK) checked and confirmed no signs of heat or smok e on exterior or interior of train. Train was escorted to te rminal station. TIMS showed Smoke Internal at Rear M1 car. S ~~~~~ TIMS showed Smoke Internal at 1501 car. Staff(AMK) checked and confirmed no signs of heat or smoke on exterior or interior of train. Train was escorted to terminal station. CE: T252(3502) RM1 car having smoke internal pre-alarm fault. Check no abnormality n fault reset cleared  1501 FC 720X1. SDR1 lit. Replace smoke detector no.1 RAD and function check ok. Smoke detector Notif to CSC:2553598 Other finding 1501 A/C 2-2 FC 615 CMOCR, isolated U/V/W notif ho HM:2553599 1502 A/C 1-1 FC 514 CMOCR, isolated U/V/W notif ho HM:2553600 Done by Asruddin/Zulq 45281