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Home >> Acura >> 2004 >> MDX Base >> Repair and Diagnosis >> Engine Performance >> System >> PGM-FI System >> ECT Sensor Replacement
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ECT Sensor Replacement

  1. Drain the engine coolant (see COOLANT REPLACEMENT ).
  2. Remove the intake manifold (see REMOVAL ).
  3. Disconnect the ECT sensor 2P connector (A).
    Fig 1: Disconnecting ECT Sensor 2P Connector
    G03639834Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Remove the ECT sensor (B).
  5. Install the sensor in the reverse order of removal with a new O-ring (C), then refill the radiator with engine coolant (see COOLANT REPLACEMENT ), and bleed air from the cooling system with the heater valve open.
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