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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Coolant Temperature (ECT) Sensor Inspection >> ECT Sensor No. 2 (With Coolant Control Valve Or Without Coolant Control Valve (U.S.A. and CANADA)) >> Function inspection >> Notes

Function inspection: Notes

  1. Connect the M-MDS to the DLC-2.
  2. Switch the ignition ON (engine off).
  3. Display the PID ECT and ECT2_V. (See ON-BOARD DIAGNOSTIC TEST .) (See PCM INSPECTION .)
  4. Compare the voltage indications for PID ECT2_V and the temperature indications for PID ECT with the standards in the table indicated below.
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