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Home >> Mazda >> 2016 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Coolant Temperature (ECT) Sensor Removal/Installation >> ECT Sensor No. 2 (U.S.A. and CANADA)

ECT Sensor No. 2 (U.S.A. and CANADA)

  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Lift up the vehicle.
  3. Remove the front under cover. (See FRONT UNDER COVER REMOVAL/INSTALLATION .)
  4. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  5. Disconnect the ECT sensor No. 2 connector.
  6. Remove the ECT sensor No. 2 using the SST  .
    Fig 1: Removing ECT Sensor No. 2 Using SST
    G10951993Courtesy of MAZDA MOTORS CORP.
  7. Install the ECT sensor No. 2 using the SST  .
    Fig 2: Installing ECT Sensor No. 2 Using SST
    G10951994Courtesy of MAZDA MOTORS CORP.
  8. Connect the ECT sensor No. 2 connector.
  9. Install the front under cover. (See FRONT UNDER COVER REMOVAL/INSTALLATION .)
  10. Lift down the vehicle.
  11. Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  12. Refill the engine coolant. (See ENGINE COOLANT REPLACEMENT .)