TIMS showed Smoke Internal at Front M1 car. Staff(BDK) checked and confirmed no signs of smoke. Trai n was escorted to terminal station. ~~~~~ Last six month fault record   Fault unable to duplicate. Refer ML groupchat CE video SDR2 lit No.2 smoke sensor at RAD clean and function test ok. To be monitor M/L.  Jimmy / Teh / Raghu 27.08.2023