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Home >> Mazda >> 2011 >> 6 s Touring Plus >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Symptom Troubleshooting [Engine Mechanical MZR 2.5]) >> No. 18 Cooling System Concerns-Runs Cold >> Notes

No. 18 Cooling System Concerns-Runs Cold: Notes

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SYMPTOM CHART (COOLING SYSTEM CONCERNS-RUNS COLD)

18  COOLING SYSTEM CONCERNS-RUNS COLD 
DESCRIPTION 
  • Engine takes excessive time to reach normal operating temperature.
POSSIBLE CAUSE 
  • A/C and heater system malfunction
  • Thermostat malfunction
  • Cooling fan system malfunction
  • Improper indication of water temperature gauge
  • ECT sensor malfunction
  • Instrument cluster (water temperature gauge) malfunction