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Home >> Mazda >> 2011 >> 3 Mazdaspeed, 2.3 4 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [L3 With TC] >> Engine Coolant Temperature (ECT) Sensor Removal/Installation >> ECT Sensor No. 2

ECT Sensor No. 2

  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3 WITH TC] ).
  2. Disconnect the negative battery cable.
  3. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS ).
  4. Disconnect the ECT sensor No. 2 connector.
  5. Remove the ECT sensor No. 2 using the SST.
    NOTE:
    • Wipe off any oil or engine coolant if it gets on the ECT sensor No. 2 installation area.
  6. Install in the reverse order of removal.
  7. Refill the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS ).
    Fig 1: ECT Sensor No. 2 With Torque Specifications
    G07868464Courtesy of MAZDA MOTORS CORP.
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