Snap reported car 3543 A/Con not cold.Pl ~~~~~ 3543 Snap reported A/Con not cold. CE: T208-3543 Both AC Running. Temp 25.0*C.with Coolant Pressure 1 and Comp Unit 1-2 Fault  3543 AC 1-2 - Freon pressure LP/HP (5/250 PSI) Charged LP to 40 PSI but pressure drop to <10PSI.    Checked CCU - No leakage. Suspect evaporator  choke due to PH PS1 Over criteria. Raised OPS 20 to replace 3543 AC 1. Lee Jing Cong. 44970 3543 To replace evap unit due HP choke