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Home >> Mazda >> 2007 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [Engine (L3)] >> Engine Coolant Temperature (ECT) Sensor Removal/Installation
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Engine Coolant Temperature (ECT) Sensor Removal/Installation

  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3] ).
  2. Disconnect the negative battery cable.
  3. Remove the plug hole cover.
  4. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT ).
  5. Disconnect the ECT sensor connector.
  6. Remove the ECT sensor using the SST  .
  7. Install in the reverse order of removal.

    Tightening torque 

    10-14 N.m {102-142 kgf.cm, 89-123 in.lbf} 

    Fig 1: ECT Sensor & Torque Specification
    G04316083Courtesy of MAZDA MOTORS CORP.