DT515/516 UndershootSTN/ Time/ distance to stopping point Tap2/ 20:553Hrs/3123 Yis2/2038hrs/758 BBT2/2008/2683 ~~~~~ BCU UNIT MEASUREMENT.  3515 BCU Pin/Connector measurement : #3515 BCU Pin V to H   = 0.667 M ohm               V to GND = 1.308 M ohm               H to GND = 1.374 M ohm    #3515 BCU Connector V to H   = 0.947 K ohm                     V to GND = O/L                     H to GND = O/L BCU checked - OK.  Huzzaidi 44851 DT515/516 Undershoot 15.10.2022 03:03:32 UTC+8 E. Esmenda Chito JR Manaoat (ESMENDACHI) STN/ Time/ distance to stopping point Tap2/ 20:553Hrs/3123 Yis2/2038hrs/758 BBT2/2008/2683 Signal refer RS.  3515 checked ER & found speed probe3 faulty. Swapped #3515 BCU (S/N:1821033) with #1515 BCU (S/N:1821034) for monitoring. Brake cyclic test & dump v/v test - OK. Notif 2427820 raised to SIG to replace #3515 Axle 3 tachogen.  Alan/Sugu/Lee PT/Kamarul 44851