TIMS showed Smoke External Alarm at car3528. Staff(AMK) checked and confirmed no signs of smoke andfire at exterior or interior of train. Rear T409 line clear and confirmed no abnormalities. ~~~~~ #3528 Smoke External Alarm Reset And monitored OK. 45022 Replaced done as the above mention.Security check and function test ok. Not: 2479013 Done by Saini/Haslan. 11/04/23