LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2012 >> 3 Mazdaspeed, 2.3L Eng VIN 3 >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine Control System MZR 2.3 DISI Turbo] >> No.24 A/C Is Always On Or A/C Compressor Runs Continuously >> Notes

No.24 A/C Is Always On Or A/C Compressor Runs Continuously: Notes

24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY
DESCRIPTION 
  • A/C compressor magnetic clutch does not disengage.
POSSIBLE CAUSE 
  • PCM, instrument cluster or climate control unit DTC is stored.
  • Short to power supply in wiring harness between A/C relay and magnetic clutch
  • A/C compressor magnetic clutch engagement is stuck.
  • A/C relay malfunction
  • Short to ground in wiring harness between A/C relay and PCM
  • Climate control unit malfunction