Vitz 2006 swaped engine 1300 cc , 2010 model . My car Ac (Sensor Compressor) Gas pressure around 35 and head around 200 psi, but start working after start at low cool in inital 1 minute but generally trips off at around 2000 rpm , then does not restart till car is again at halt or restartvafter quite some time like 10 min but only if below 2000 rpms.when it start working cooling is fine What is problem. Almost every AC mechanic says its compressor fault and these sensor compressors dont work advise change to clutch wala compressor. WHAT A SOLOUTION ?