TIMS showed Fire / Smoke Internal at car1519. Staff(AMK) checked and confirmed no signs of smoke / fire / burning smell on exterior or interior of train. Trainwas escorted to terminal station. ERS-13 ~~~~~ TIMS showed Fire / Smoke Internal at car 1519  Checked and found #1519 smoke internal triggered once. Fire panel SDR1 lighted in mainline  - able to reset. In depot serviced and clean #1 RAD internal smoke detector and function Done by Koh and Sanip. 15/9/2023