LEMON Manuals: Even more car manuals for everyone
Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 547 (Symptom Troubleshooting (Engine - L5)) >> No. 24 A/C Is Always On Or A/C Compressor Runs Continuously [L5] >> Notes

No. 24 A/C Is Always On Or A/C Compressor Runs Continuously [L5]: Notes

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
24 A/C IS ALWAYS ON OR A/C COMPRESSOR RUNS CONTINUOUSLY
DESCRIPTION  A/C compressor magnetic clutch does not disengage
POSSIBLE CAUSE 
  • A/C compressor magnetic clutch engagement is stuck.
  • A/C relay is stuck closed
  • Short to ground in wiring harness between A/C relay and PCM
  • Short circuit to battery power in A/C relay to magnetic clutch
  • Climate control unit malfunction
  • Communication error between PCM and climate control module