No.23 A/C Does Not Work Sufficiently: Notes

WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

NO.23 DESCRIPTION AND POSSIBLE CAUSE

23	A/C DOES NOT WORK SUFFICIENTLY.
DESCRIPTION	The A/C compressor magnetic clutch does not engage when the A/C switch is turned on.
POSSIBLE CAUSE	Improper refrigerant charging amount Open A/C magnetic clutch Open circuit between A/C relay and A/C magnetic clutch Poor GND of A/C magnetic clutch Refrigerant pressure switch is stuck open. A/C relay is stuck open. Seized A/C compressor Open circuit between A/C switch and PCM through both refrigerant pressure switch and A/C amplifier