I have had this happen but the Car had been in an accident before I got to work on it they replace the compressor but nothing else and would build up debris inside and block expansion valve filter it was a mess butt I was able to bill the Ins company for everything

It ended up being frozen slide pin in the right front cleaned and replaced works great

have 2003 Camry with low to no brake pedal has new master cly. and rear calipers and brake pads and rotors still pedal goes to the floor no leaks and bled out good