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Home >> Mazda >> 2010 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [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 plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION .)
  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.
    Fig 1: ECT Sensor With Torque Specifications
    G04955231Courtesy of MAZDA MOTORS CORP.
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