Cambios bruscos problemas en baja temblores y problemas en la goma trasera se frena sola cuando va en marcha

Changed ignition coil and spark plug with number 2 ignition coil and plug and still have number 6 misfire cleaned injecter checked wires and found no problems with any of them.

Already changed the gearbox, the computer, the fuse box and still stuck in third gear.

Po300 misfire ,fuel rich problem

Getting Code P0530 A/C refrigerant pressure sensor A circuit. Where is the sensor located?