TIMS showed air-con fault at car 3531 set . Unable to reset. Staff(CBR) checked and confirmed that c ar 3531 set #1 air-con faulty. Reset - ok. Car was cooling. TIMS showed air-con fault at car 3531 set . Unable to reset. ~~~~~ TIMS showed air-con fault at car 3531 set.   #3531 A/C 1 found short cycling, freon level low. Purged, vacuum and top up freon ok. Function test A/C unit ok, able to cut in/out. No A/C fault recurred in TIMS. Done by: Firas, Imran (10/2/24)