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Home >> Mazda >> 2011 >> 3 Mazdaspeed, 2.3 3 >> Repair and Diagnosis >> External Pages >> Different car >> Section 629 (Engine Control System) >> Engine Coolant Temperature (ECT) Sensor Removal/Installation
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Engine Coolant Temperature (ECT) Sensor Removal/Installation

WARNING: This page is about a different car, the 2011 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [13B-MSP] .)
  2. Disconnect the negative battery cable.
  3. Remove the generator. (See GENERATOR REMOVAL/INSTALLATION [13B-MSP] .)
  4. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  5. Disconnect the ECT sensor connector.
  6. Remove the ECT sensor.
  7. Install in the reverse order of removal.
Fig 1: ECT Sensor Screws With Torque Specifications
G05981132Courtesy of MAZDA MOTORS CORP.