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Home >> Mazda >> 2022 >> CX-30 Select >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VIN L) >> Engine Coolant Temperature (ECT) Sensor Inspection >> ECT Sensor No. 1 >> Function inspection
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Function inspection

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
  3. Display the PCM PIDs [ECT_VOLT] and [ECT]. (See PID/DATA MONITOR INSPECTION .)
  4. Compare the voltage indications for PID [ECT_VOLT] and the temperature indications for PID [ECT] with the standards in the table indicated below.
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