1669 Brake fault.Check and rectify ~~~~~ 1669 Brake fault.Check and rectify     #1669 Found when coast position,BCP at 0.49 bar,Exhaust port leak.Replaced ACU and function check,brake cyclic test ok. ACU- Old s/n: 1523-114  New s/n: 1434-024 Done by Samsudin/Hairul. 05/04/20