TIMS showed air-con fault. Staff(YIS) checked and confirmed car 1526 setnumber 02 air-con faulty. Staff(YIS) reset air-con . Fault cleared . Car was cooling. ~~~~~ 1526 TIMS showed A/C 2 fault. Staff(YIS) confirmed fault. Staff(YIS) reset air-con . Fault cleared . Car was cooling.  1526 A/c 2-1 charged in 1 kg of 407C Freon. Tightened suction line connector & function test - OK.  Chan SW/Hanafi 43929