Found brake pressure not zero at coast. ~~~~~ Found brake pressure not zero at coast.     Check and observed #1642 BCP2 0.08 bar and #1641 BCP 0.08 bar at coast position.#3642 and #2642 observed no abnormalities.Brake cyclic #1641 and #1642 remain 0.08 bar at coast.Replace both M1 card BCP2 transmitter and function test BCP all within cateria. #1641 BCP2-Notification: 2311128 raise. #1642 BCP2-Notification: 2311130 raise. Done by Koh/Jack. 03/09/21