LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2005 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting (Engine Control System) AJ >> No.23 A/C Does Not Work Sufficiently >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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

A/C DOES NOT WORK SUFFICIENTLY - DESCRIPTION AND POSSIBLE CAUSE

23 A/C does not work sufficiently.
DESCRIPTION 
  • A/C compressor magnetic clutch does not engage when 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